From 1dd18c35307434df3d6058fb48414d4fcfbab104 Mon Sep 17 00:00:00 2001
From: vtexier <vit@free.fr>
Date: Thu, 23 Apr 2020 14:26:19 +0200
Subject: [PATCH] [enh] #807 update french translation

---
 res/i18n/ts/cs.ts | 65 ++++++++++++++++++++---------------------
 res/i18n/ts/de.ts | 65 ++++++++++++++++++++---------------------
 res/i18n/ts/es.ts | 65 ++++++++++++++++++++---------------------
 res/i18n/ts/fr.ts | 74 +++++++++++++++++++++++------------------------
 res/i18n/ts/it.ts | 65 ++++++++++++++++++++---------------------
 res/i18n/ts/pl.ts | 65 ++++++++++++++++++++---------------------
 res/i18n/ts/pt.ts | 65 ++++++++++++++++++++---------------------
 res/i18n/ts/ru.ts | 65 ++++++++++++++++++++---------------------
 8 files changed, 260 insertions(+), 269 deletions(-)

diff --git a/res/i18n/ts/cs.ts b/res/i18n/ts/cs.ts
index 302b1eb2..a3dce4fa 100644
--- a/res/i18n/ts/cs.ts
+++ b/res/i18n/ts/cs.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished">Transfert</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished">Unités</translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/de.ts b/res/i18n/ts/de.ts
index 2ddb56c0..64ac0bd8 100644
--- a/res/i18n/ts/de.ts
+++ b/res/i18n/ts/de.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/es.ts b/res/i18n/ts/es.ts
index 5effc3bb..eae15316 100644
--- a/res/i18n/ts/es.ts
+++ b/res/i18n/ts/es.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished">Transferir</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished">Unidades</translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/fr.ts b/res/i18n/ts/fr.ts
index baa642dd..02428564 100644
--- a/res/i18n/ts/fr.ts
+++ b/res/i18n/ts/fr.ts
@@ -1615,23 +1615,23 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
-        <translation>Q0 = Q - ( M(t-1) / N )
+        <translation>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Valeur quantitative à somme nulle&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Valeur quantitative&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Masse monétaire&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Nombre de membre&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Temps du DU précédant&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Nombre de membres&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Temps du dernier DU&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</translation>
     </message>
 </context>
@@ -1702,7 +1702,7 @@ p, li { white-space: pre-wrap; }
         <translation>R0 DU</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1716,7 +1716,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1724,9 +1724,8 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
-        <translation>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <translation>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Valeur relative à somme nulle&lt;/td&gt;&lt;/tr&gt;
@@ -1734,7 +1733,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Masse monétaire&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Nombre de membres&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Temps du dernier DU&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Temps de l&apos;avant dernier DU&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</translation>
     </message>
 </context>
@@ -2163,27 +2161,27 @@ veuillez patienter...</translation>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation>Transfert</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation>Vérification réussie !</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation>&lt;p&gt;&lt;b&gt;Erreurs&lt;/b&gt;&lt;p&gt;</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation>Verification condition source</translation>
     </message>
@@ -2191,100 +2189,100 @@ veuillez patienter...</translation>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation>Virement vers</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation>&amp;Clé publique du destinataire</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation>Clé</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation>Rechercher &amp;utilisateur</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation>C&amp;lé locale</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation>Monnaie disponible : </translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation>Montant</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation> DU</translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation>Clé secrète / Mot de passe</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation>Sélectionnez un compte</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation>Condition de dépense</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation>Signature destinataire</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation>Signature destinataire ou (émetteur après une semaine)</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation>Automatique</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation>Vérifier</translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation>Unités</translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/it.ts b/res/i18n/ts/it.ts
index e2277799..5867caa9 100644
--- a/res/i18n/ts/it.ts
+++ b/res/i18n/ts/it.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished">Trasferi</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished">Unità</translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/pl.ts b/res/i18n/ts/pl.ts
index aa043e07..362645ad 100644
--- a/res/i18n/ts/pl.ts
+++ b/res/i18n/ts/pl.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished">Przenieść</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished">Jednostki</translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/pt.ts b/res/i18n/ts/pt.ts
index dd9c03fa..0e6a405b 100644
--- a/res/i18n/ts/pt.ts
+++ b/res/i18n/ts/pt.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished">Transferência</translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
diff --git a/res/i18n/ts/ru.ts b/res/i18n/ts/ru.ts
index 163d9c32..95c117d0 100644
--- a/res/i18n/ts/ru.ts
+++ b/res/i18n/ts/ru.ts
@@ -1592,14 +1592,14 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/quant_zerosum.py" line="12"/>
-        <source>Q0 = Q - ( M(t-1) / N )
+        <source>Q0 = Q - ( M(t) / N(t) )
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;Q0&lt;/td&gt;&lt;td&gt;Quantitative value at zero sum&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;Q&lt;/td&gt;&lt;td&gt;Quantitative value&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Previous UD time&lt;/td&gt;&lt;/tr&gt;
+                                        &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -1658,7 +1658,7 @@ p, li { white-space: pre-wrap; }
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/money/relative_zerosum.py" line="25"/>
+        <location filename="../../../src/sakia/money/relative_zerosum.py" line="24"/>
         <source>Relative at zero sum is used to display the difference between&lt;br /&gt;
                                             the relative value and the average relative value.&lt;br /&gt;
                                             If it is positive, the value is above the average value, and if it is negative,&lt;br /&gt;
@@ -1668,7 +1668,7 @@ p, li { white-space: pre-wrap; }
     </message>
     <message>
         <location filename="../../../src/sakia/money/relative_zerosum.py" line="12"/>
-        <source>R0 = (Q / UD(t)) - (( M(t-1) / N ) / UD(t))
+        <source>R0 = (Q / UD(t)) - (( M(t) / N(t) ) / UD(t))
                                         &lt;br &gt;
                                         &lt;table&gt;
                                         &lt;tr&gt;&lt;td&gt;R0&lt;/td&gt;&lt;td&gt;Relative value at zero sum&lt;/td&gt;&lt;/tr&gt;
@@ -1676,7 +1676,6 @@ p, li { white-space: pre-wrap; }
                                         &lt;tr&gt;&lt;td&gt;M&lt;/td&gt;&lt;td&gt;Monetary mass&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;N&lt;/td&gt;&lt;td&gt;Members count&lt;/td&gt;&lt;/tr&gt;
                                         &lt;tr&gt;&lt;td&gt;t&lt;/td&gt;&lt;td&gt;Last UD time&lt;/td&gt;&lt;/tr&gt;
-                                        &lt;tr&gt;&lt;td&gt;t-1&lt;/td&gt;&lt;td&gt;Penultimate UD time&lt;/td&gt;&lt;/tr&gt;
                                         &lt;/table&gt;</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2105,27 +2104,27 @@ please wait...</source>
 <context>
     <name>TransferController</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="167"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="173"/>
         <source>Transfer</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="367"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="390"/>
         <source>Check is successful!</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="374"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="397"/>
         <source>&lt;p&gt;&lt;b&gt;Condition&lt;/b&gt;&lt;/p&gt;{}</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="377"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="400"/>
         <source>&lt;p&gt;&lt;b&gt;Errors&lt;/b&gt;&lt;p&gt;</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="403"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/controller.py" line="426"/>
         <source>Check source condition</source>
         <translation type="unfinished"></translation>
     </message>
@@ -2133,100 +2132,100 @@ please wait...</source>
 <context>
     <name>TransferMoneyWidget</name>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="270"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
         <source>Form</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="275"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
         <source>Transfer money to</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="276"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
         <source>&amp;Recipient public key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
         <source>Key</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
         <source>Search &amp;user</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
         <source>Local ke&amp;y</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
         <source>Con&amp;tact</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="281"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
         <source>Available money: </source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="282"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
         <source>Amount</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="283"/>
-        <source> UD</source>
-        <translation type="unfinished"></translation>
-    </message>
-    <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="288"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="295"/>
         <source>Secret Key / Password</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="271"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="277"/>
         <source>Select account</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="284"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="291"/>
         <source>Message</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="285"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="292"/>
         <source>Spend condition</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="286"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="293"/>
         <source>Receiver signature</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="287"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="294"/>
         <source>Receiver signature or (sender after one week)</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="272"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="278"/>
         <source>Source</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="273"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="279"/>
         <source>Automatic</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="274"/>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="280"/>
         <source>Check</source>
         <translation type="unfinished"></translation>
     </message>
+    <message>
+        <location filename="../../../src/sakia/gui/sub/transfer/transfer_uic.py" line="290"/>
+        <source>Units</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 <context>
     <name>TransferView</name>
-- 
GitLab