Merge branch 'master' into dev

Mat-Ge · Nov 20, 2024 · dcff80d · dcff80d
2 parents 409cd09 + dd74c5b
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diff --git a/doc/en/Developer/Development_history.md b/doc/en/Developer/Development_history.md
@@ -2,6 +2,12 @@
 
 For current and future plans, see [Development track](Development_track.md) and [Future plans](Future_plans.md).
 
+## Version 4.8.1
+
+Released November 2024.
+
+Rename directories and files in the STACK library to avoid problems with the auto-generated .zip file.
+
 ## Version 4.8.0
 
 Released November 2024.

diff --git a/...s-of-arithmetic-operations/AlgMap-1-1.xml → ...s-of-arithmetic-operations/AlgMap-1-1.xml b/...s-of-arithmetic-operations/AlgMap-1-1.xml → ...s-of-arithmetic-operations/AlgMap-1-1.xml
diff --git a/...s-of-arithmetic-operations/AlgMap-1-2.xml → ...s-of-arithmetic-operations/AlgMap-1-2.xml b/...s-of-arithmetic-operations/AlgMap-1-2.xml → ...s-of-arithmetic-operations/AlgMap-1-2.xml
diff --git a/...s-of-arithmetic-operations/AlgMap-1-3.xml → ...s-of-arithmetic-operations/AlgMap-1-3.xml b/...s-of-arithmetic-operations/AlgMap-1-3.xml → ...s-of-arithmetic-operations/AlgMap-1-3.xml
diff --git a/...s-of-arithmetic-operations/AlgMap-1-4.xml → ...s-of-arithmetic-operations/AlgMap-1-4.xml b/...s-of-arithmetic-operations/AlgMap-1-4.xml → ...s-of-arithmetic-operations/AlgMap-1-4.xml
diff --git a/...s-of-arithmetic-operations/AlgMap-1-5.xml → ...s-of-arithmetic-operations/AlgMap-1-5.xml b/...s-of-arithmetic-operations/AlgMap-1-5.xml → ...s-of-arithmetic-operations/AlgMap-1-5.xml
diff --git a/...s-of-arithmetic-operations/AlgMap-1-6.xml → ...s-of-arithmetic-operations/AlgMap-1-6.xml b/...s-of-arithmetic-operations/AlgMap-1-6.xml → ...s-of-arithmetic-operations/AlgMap-1-6.xml
diff --git a/...s-of-arithmetic-operations/AlgMap-1-7.xml → ...s-of-arithmetic-operations/AlgMap-1-7.xml b/...s-of-arithmetic-operations/AlgMap-1-7.xml → ...s-of-arithmetic-operations/AlgMap-1-7.xml
diff --git a/...ivision-of-fractions/gitsync_category.xml → ...rithmetic-operations/gitsync_category.xml b/...ivision-of-fractions/gitsync_category.xml → ...rithmetic-operations/gitsync_category.xml
@@ -2,7 +2,7 @@
 <quiz>
   <question type="category">
     <category>
-      <text>top/top/Algebra-Refresher/4. Multiplication and division of fractions</text>
+      <text>top/stacklibrary/Algebra-Refresher/01. Combinations of arithmetic operations</text>
     </category>
     <info format="moodle_auto_format">
       <text/>

diff --git a/...orisation-of-whole-numbers/AlgMap-2-1.xml → ...orisation-of-whole-numbers/AlgMap-2-1.xml b/...orisation-of-whole-numbers/AlgMap-2-1.xml → ...orisation-of-whole-numbers/AlgMap-2-1.xml
@@ -25,7 +25,7 @@ ta:factor(n);</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>{@n@} = {@ta@} </text>
+      <text>{@n@} = {@ta@}</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...orisation-of-whole-numbers/AlgMap-2-2.xml → ...orisation-of-whole-numbers/AlgMap-2-2.xml b/...orisation-of-whole-numbers/AlgMap-2-2.xml → ...orisation-of-whole-numbers/AlgMap-2-2.xml
@@ -20,8 +20,7 @@
     <questionvariables>
       <text>a:2^(rand(1)+1)*3^(rand(2))*5^(rand(2));
 b:2^(rand(1)+1)*3^(rand(2))*5^(rand(2))*7;
-ta:ratsimp(rootscontract(radcan(sqrt(a)*sqrt(b))));
-</text>
+ta:ratsimp(rootscontract(radcan(sqrt(a)*sqrt(b))));</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...orisation-of-whole-numbers/AlgMap-2-3.xml → ...orisation-of-whole-numbers/AlgMap-2-3.xml b/...orisation-of-whole-numbers/AlgMap-2-3.xml → ...orisation-of-whole-numbers/AlgMap-2-3.xml
@@ -32,7 +32,7 @@ ta:gcd(a,b);</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>(Hcf) of \({@a@}\) and \({@b@}\) is \({@ta@}\). </text>
+      <text>(Hcf) of \({@a@}\) and \({@b@}\) is \({@ta@}\).</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...orisation-of-whole-numbers/AlgMap-2-4.xml → ...orisation-of-whole-numbers/AlgMap-2-4.xml b/...orisation-of-whole-numbers/AlgMap-2-4.xml → ...orisation-of-whole-numbers/AlgMap-2-4.xml
@@ -33,7 +33,7 @@ ta:lcm(a,b);</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>(LCM) of \({@a@}\) and \({@b@}\) is \({@ta@}\). </text>
+      <text>(LCM) of \({@a@}\) and \({@b@}\) is \({@ta@}\).</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...orisation-of-whole-numbers/AlgMap-2-5.xml → ...orisation-of-whole-numbers/AlgMap-2-5.xml b/...orisation-of-whole-numbers/AlgMap-2-5.xml → ...orisation-of-whole-numbers/AlgMap-2-5.xml
diff --git a/...orisation-of-whole-numbers/AlgMap-2-6.xml → ...orisation-of-whole-numbers/AlgMap-2-6.xml b/...orisation-of-whole-numbers/AlgMap-2-6.xml → ...orisation-of-whole-numbers/AlgMap-2-6.xml
diff --git a/...orisation-of-whole-numbers/AlgMap-2-7.xml → ...orisation-of-whole-numbers/AlgMap-2-7.xml b/...orisation-of-whole-numbers/AlgMap-2-7.xml → ...orisation-of-whole-numbers/AlgMap-2-7.xml
diff --git a/...rithmetic-operations/gitsync_category.xml → ...ion-of-whole-numbers/gitsync_category.xml b/...rithmetic-operations/gitsync_category.xml → ...ion-of-whole-numbers/gitsync_category.xml
@@ -2,7 +2,7 @@
 <quiz>
   <question type="category">
     <category>
-      <text>top/top/Algebra-Refresher/1. Combinations of arithmetic operations</text>
+      <text>top/stacklibrary/Algebra-Refresher/02. Factorisation of whole numbers</text>
     </category>
     <info format="moodle_auto_format">
       <text/>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-1.xml → ...d-subtraction-of-fractions/AlgMap-3-1.xml b/...d-subtraction-of-fractions/AlgMap-3-1.xml → ...d-subtraction-of-fractions/AlgMap-3-1.xml
@@ -26,14 +26,13 @@ d:b;
 c:d+1;
 ta:(a/b)+(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[{@a/b@}+{@c/d@} = {@ta@}.\] </text>
+      <text>\[{@a/b@}+{@c/d@} = {@ta@}.\]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-2.xml → ...d-subtraction-of-fractions/AlgMap-3-2.xml b/...d-subtraction-of-fractions/AlgMap-3-2.xml → ...d-subtraction-of-fractions/AlgMap-3-2.xml
@@ -26,8 +26,7 @@ d:b;
 c:d+rand(3)+1;
 ta:(a/b)-(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-3.xml → ...d-subtraction-of-fractions/AlgMap-3-3.xml b/...d-subtraction-of-fractions/AlgMap-3-3.xml → ...d-subtraction-of-fractions/AlgMap-3-3.xml
@@ -27,8 +27,7 @@ d:b+1+2*rand(3);
 c:d+rand(3)+1;
 ta:(a/b)+(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-4.xml → ...d-subtraction-of-fractions/AlgMap-3-4.xml b/...d-subtraction-of-fractions/AlgMap-3-4.xml → ...d-subtraction-of-fractions/AlgMap-3-4.xml
@@ -27,8 +27,7 @@ d:rand([3,7,11]);
 c:rand([2,5,13])^rand([0,1]);
 ta:(a/b)-(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-5.xml → ...d-subtraction-of-fractions/AlgMap-3-5.xml b/...d-subtraction-of-fractions/AlgMap-3-5.xml → ...d-subtraction-of-fractions/AlgMap-3-5.xml
@@ -27,14 +27,13 @@ d:7;
 c:rand([1,2,3,4,5,6,8,9]);
 ta:(a/b)+(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[{@a/b@}+{@c/d@} = {@ta@}.\] </text>
+      <text>\[{@a/b@}+{@c/d@} = {@ta@}.\]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-6.xml → ...d-subtraction-of-fractions/AlgMap-3-6.xml b/...d-subtraction-of-fractions/AlgMap-3-6.xml → ...d-subtraction-of-fractions/AlgMap-3-6.xml
@@ -27,8 +27,7 @@ d:3;
 c:rand([1,2,4,5,7,8,10]);
 ta:(a/b)-(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-7.xml → ...d-subtraction-of-fractions/AlgMap-3-7.xml b/...d-subtraction-of-fractions/AlgMap-3-7.xml → ...d-subtraction-of-fractions/AlgMap-3-7.xml
@@ -28,8 +28,7 @@ d:f*b;
 c:d-1;
 ta:(a/b)+(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-8.xml → ...d-subtraction-of-fractions/AlgMap-3-8.xml b/...d-subtraction-of-fractions/AlgMap-3-8.xml → ...d-subtraction-of-fractions/AlgMap-3-8.xml
@@ -28,8 +28,7 @@ d:f*b;
 c:1;
 ta:(a/b)-(c/d);
 lcm:lcm(b,d);
-simp:false
-</text>
+simp:false</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...d-subtraction-of-fractions/AlgMap-3-9.xml → ...d-subtraction-of-fractions/AlgMap-3-9.xml b/...d-subtraction-of-fractions/AlgMap-3-9.xml → ...d-subtraction-of-fractions/AlgMap-3-9.xml
@@ -28,8 +28,7 @@ d:f*rand([2,4]);
 c:d+1;
 ta:(a/b)+(c/d);
 lcm:lcm(b,d);
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...cklibrary/Algebra-Refresher/03-Addition-and-subtraction-of-fractions/gitsync_category.xml b/...cklibrary/Algebra-Refresher/03-Addition-and-subtraction-of-fractions/gitsync_category.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<quiz>
+  <question type="category">
+    <category>
+      <text>top/stacklibrary/Algebra-Refresher/03. Addition and subtraction of fractions</text>
+    </category>
+    <info format="moodle_auto_format">
+      <text/>
+    </info>
+    <idnumber/>
+  </question>
+</quiz>
diff --git a/...-and-division-of-fractions/AlgMap-4-1.xml → ...-and-division-of-fractions/AlgMap-4-1.xml b/...-and-division-of-fractions/AlgMap-4-1.xml → ...-and-division-of-fractions/AlgMap-4-1.xml
diff --git a/...and-division-of-fractions/AlgMap-4-13.xml → ...and-division-of-fractions/AlgMap-4-13.xml b/...and-division-of-fractions/AlgMap-4-13.xml → ...and-division-of-fractions/AlgMap-4-13.xml
diff --git a/...-and-division-of-fractions/AlgMap-4-2.xml → ...-and-division-of-fractions/AlgMap-4-2.xml b/...-and-division-of-fractions/AlgMap-4-2.xml → ...-and-division-of-fractions/AlgMap-4-2.xml
diff --git a/...-and-division-of-fractions/AlgMap-4-3.xml → ...-and-division-of-fractions/AlgMap-4-3.xml b/...-and-division-of-fractions/AlgMap-4-3.xml → ...-and-division-of-fractions/AlgMap-4-3.xml
diff --git a/...-and-division-of-fractions/AlgMap-4-4.xml → ...-and-division-of-fractions/AlgMap-4-4.xml b/...-and-division-of-fractions/AlgMap-4-4.xml → ...-and-division-of-fractions/AlgMap-4-4.xml
diff --git a/...-and-division-of-fractions/AlgMap-4-5.xml → ...-and-division-of-fractions/AlgMap-4-5.xml b/...-and-division-of-fractions/AlgMap-4-5.xml → ...-and-division-of-fractions/AlgMap-4-5.xml
diff --git a/...ibrary/Algebra-Refresher/04-Multiplication-and-division-of-fractions/gitsync_category.xml b/...ibrary/Algebra-Refresher/04-Multiplication-and-division-of-fractions/gitsync_category.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<quiz>
+  <question type="category">
+    <category>
+      <text>top/stacklibrary/Algebra-Refresher/04. Multiplication and division of fractions</text>
+    </category>
+    <info format="moodle_auto_format">
+      <text/>
+    </info>
+    <idnumber/>
+  </question>
+</quiz>
diff --git a/...ic-operations-on-fractions/AlgMap-5-1.xml → ...ic-operations-on-fractions/AlgMap-5-1.xml b/...ic-operations-on-fractions/AlgMap-5-1.xml → ...ic-operations-on-fractions/AlgMap-5-1.xml
@@ -28,8 +28,7 @@ f:e+rand(4)+1;
 g:rand(5)+1;
 h:g+rand(4)+1;
 ta:((a/b)+(c/d))/((e/f)+(g/h));
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...ic-operations-on-fractions/AlgMap-5-2.xml → ...ic-operations-on-fractions/AlgMap-5-2.xml b/...ic-operations-on-fractions/AlgMap-5-2.xml → ...ic-operations-on-fractions/AlgMap-5-2.xml
@@ -28,8 +28,7 @@ t:c/d;
 ta1:(s^2+2*t^2);
 ta2:(3-s*t);
 ta:ta1/ta2;
-simp:false;
-</text>
+simp:false;</text>
     </questionvariables>
     <specificfeedback format="html">
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>

diff --git a/...ebra-Refresher/05-Combinations-of-arithmetic-operations-on-fractions/gitsync_category.xml b/...ebra-Refresher/05-Combinations-of-arithmetic-operations-on-fractions/gitsync_category.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<quiz>
+  <question type="category">
+    <category>
+      <text>top/stacklibrary/Algebra-Refresher/05. Combinations of arithmetic operations on fractions</text>
+    </category>
+    <info format="moodle_auto_format">
+      <text/>
+    </info>
+    <idnumber/>
+  </question>
+</quiz>
diff --git a/...ying-algebraic-expressions/AlgMap-6-1.xml → ...ying-algebraic-expressions/AlgMap-6-1.xml b/...ying-algebraic-expressions/AlgMap-6-1.xml → ...ying-algebraic-expressions/AlgMap-6-1.xml
diff --git a/...ying-algebraic-expressions/AlgMap-6-2.xml → ...ying-algebraic-expressions/AlgMap-6-2.xml b/...ying-algebraic-expressions/AlgMap-6-2.xml → ...ying-algebraic-expressions/AlgMap-6-2.xml
diff --git a/...ying-algebraic-expressions/AlgMap-6-4.xml → ...ying-algebraic-expressions/AlgMap-6-4.xml b/...ying-algebraic-expressions/AlgMap-6-4.xml → ...ying-algebraic-expressions/AlgMap-6-4.xml
diff --git a/...ying-algebraic-expressions/AlgMap-6-5.xml → ...ying-algebraic-expressions/AlgMap-6-5.xml b/...ying-algebraic-expressions/AlgMap-6-5.xml → ...ying-algebraic-expressions/AlgMap-6-5.xml
diff --git a/...ying-algebraic-expressions/AlgMap-6-6.xml → ...ying-algebraic-expressions/AlgMap-6-6.xml b/...ying-algebraic-expressions/AlgMap-6-6.xml → ...ying-algebraic-expressions/AlgMap-6-6.xml
diff --git a/...ying-algebraic-expressions/AlgMap-6-7.xml → ...ying-algebraic-expressions/AlgMap-6-7.xml b/...ying-algebraic-expressions/AlgMap-6-7.xml → ...ying-algebraic-expressions/AlgMap-6-7.xml
diff --git a/...ying-algebraic-expressions/AlgMap-6-8.xml → ...ying-algebraic-expressions/AlgMap-6-8.xml b/...ying-algebraic-expressions/AlgMap-6-8.xml → ...ying-algebraic-expressions/AlgMap-6-8.xml
diff --git a/...raction-of-fractions/gitsync_category.xml → ...lgebraic-expressions/gitsync_category.xml b/...raction-of-fractions/gitsync_category.xml → ...lgebraic-expressions/gitsync_category.xml
@@ -2,7 +2,7 @@
 <quiz>
   <question type="category">
     <category>
-      <text>top/top/Algebra-Refresher/3. Addition and subtraction of fractions</text>
+      <text>top/stacklibrary/Algebra-Refresher/06. Simplifying algebraic expressions</text>
     </category>
     <info format="moodle_auto_format">
       <text/>

diff --git a/...resher/7-Removing-brackets/AlgMap-7-1.xml → ...esher/07-Removing-brackets/AlgMap-7-1.xml b/...resher/7-Removing-brackets/AlgMap-7-1.xml → ...esher/07-Removing-brackets/AlgMap-7-1.xml
diff --git a/...esher/7-Removing-brackets/AlgMap-7-10.xml → ...sher/07-Removing-brackets/AlgMap-7-10.xml b/...esher/7-Removing-brackets/AlgMap-7-10.xml → ...sher/07-Removing-brackets/AlgMap-7-10.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-2.xml → ...esher/07-Removing-brackets/AlgMap-7-2.xml b/...resher/7-Removing-brackets/AlgMap-7-2.xml → ...esher/07-Removing-brackets/AlgMap-7-2.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-3.xml → ...esher/07-Removing-brackets/AlgMap-7-3.xml b/...resher/7-Removing-brackets/AlgMap-7-3.xml → ...esher/07-Removing-brackets/AlgMap-7-3.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-4.xml → ...esher/07-Removing-brackets/AlgMap-7-4.xml b/...resher/7-Removing-brackets/AlgMap-7-4.xml → ...esher/07-Removing-brackets/AlgMap-7-4.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-5.xml → ...esher/07-Removing-brackets/AlgMap-7-5.xml b/...resher/7-Removing-brackets/AlgMap-7-5.xml → ...esher/07-Removing-brackets/AlgMap-7-5.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-6.xml → ...esher/07-Removing-brackets/AlgMap-7-6.xml b/...resher/7-Removing-brackets/AlgMap-7-6.xml → ...esher/07-Removing-brackets/AlgMap-7-6.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-7.xml → ...esher/07-Removing-brackets/AlgMap-7-7.xml b/...resher/7-Removing-brackets/AlgMap-7-7.xml → ...esher/07-Removing-brackets/AlgMap-7-7.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-8.xml → ...esher/07-Removing-brackets/AlgMap-7-8.xml b/...resher/7-Removing-brackets/AlgMap-7-8.xml → ...esher/07-Removing-brackets/AlgMap-7-8.xml
diff --git a/...resher/7-Removing-brackets/AlgMap-7-9.xml → ...esher/07-Removing-brackets/AlgMap-7-9.xml b/...resher/7-Removing-brackets/AlgMap-7-9.xml → ...esher/07-Removing-brackets/AlgMap-7-9.xml
diff --git a/samplequestions/stacklibrary/Algebra-Refresher/07-Removing-brackets/gitsync_category.xml b/samplequestions/stacklibrary/Algebra-Refresher/07-Removing-brackets/gitsync_category.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<quiz>
+  <question type="category">
+    <category>
+      <text>top/stacklibrary/Algebra-Refresher/07. Removing brackets</text>
+    </category>
+    <info format="moodle_auto_format">
+      <text/>
+    </info>
+    <idnumber/>
+  </question>
+</quiz>
diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-1.xml → ...her/08-Algebraic-fractions/AlgMap-8-1.xml b/...sher/8-Algebraic-fractions/AlgMap-8-1.xml → ...her/08-Algebraic-fractions/AlgMap-8-1.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-10.xml → ...er/08-Algebraic-fractions/AlgMap-8-10.xml b/...her/8-Algebraic-fractions/AlgMap-8-10.xml → ...er/08-Algebraic-fractions/AlgMap-8-10.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-11.xml → ...er/08-Algebraic-fractions/AlgMap-8-11.xml b/...her/8-Algebraic-fractions/AlgMap-8-11.xml → ...er/08-Algebraic-fractions/AlgMap-8-11.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-12.xml → ...er/08-Algebraic-fractions/AlgMap-8-12.xml b/...her/8-Algebraic-fractions/AlgMap-8-12.xml → ...er/08-Algebraic-fractions/AlgMap-8-12.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-13.xml → ...er/08-Algebraic-fractions/AlgMap-8-13.xml b/...her/8-Algebraic-fractions/AlgMap-8-13.xml → ...er/08-Algebraic-fractions/AlgMap-8-13.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-14.xml → ...er/08-Algebraic-fractions/AlgMap-8-14.xml b/...her/8-Algebraic-fractions/AlgMap-8-14.xml → ...er/08-Algebraic-fractions/AlgMap-8-14.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-15.xml → ...er/08-Algebraic-fractions/AlgMap-8-15.xml b/...her/8-Algebraic-fractions/AlgMap-8-15.xml → ...er/08-Algebraic-fractions/AlgMap-8-15.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-16.xml → ...er/08-Algebraic-fractions/AlgMap-8-16.xml b/...her/8-Algebraic-fractions/AlgMap-8-16.xml → ...er/08-Algebraic-fractions/AlgMap-8-16.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-17.xml → ...er/08-Algebraic-fractions/AlgMap-8-17.xml b/...her/8-Algebraic-fractions/AlgMap-8-17.xml → ...er/08-Algebraic-fractions/AlgMap-8-17.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-18.xml → ...er/08-Algebraic-fractions/AlgMap-8-18.xml b/...her/8-Algebraic-fractions/AlgMap-8-18.xml → ...er/08-Algebraic-fractions/AlgMap-8-18.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-19.xml → ...er/08-Algebraic-fractions/AlgMap-8-19.xml b/...her/8-Algebraic-fractions/AlgMap-8-19.xml → ...er/08-Algebraic-fractions/AlgMap-8-19.xml
diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-2.xml → ...her/08-Algebraic-fractions/AlgMap-8-2.xml b/...sher/8-Algebraic-fractions/AlgMap-8-2.xml → ...her/08-Algebraic-fractions/AlgMap-8-2.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-20.xml → ...er/08-Algebraic-fractions/AlgMap-8-20.xml b/...her/8-Algebraic-fractions/AlgMap-8-20.xml → ...er/08-Algebraic-fractions/AlgMap-8-20.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-21.xml → ...er/08-Algebraic-fractions/AlgMap-8-21.xml b/...her/8-Algebraic-fractions/AlgMap-8-21.xml → ...er/08-Algebraic-fractions/AlgMap-8-21.xml
@@ -157,7 +157,7 @@ fta:ev(factor(ta),simp);</text>
       </expected>
     </qtest>
     <qtest>
-      <testcase>3</testcase>
+      <testcase>2</testcase>
       <description/>
       <testinput>
         <name>ans</name>

diff --git a/...her/8-Algebraic-fractions/AlgMap-8-22.xml → ...er/08-Algebraic-fractions/AlgMap-8-22.xml b/...her/8-Algebraic-fractions/AlgMap-8-22.xml → ...er/08-Algebraic-fractions/AlgMap-8-22.xml
diff --git a/...her/8-Algebraic-fractions/AlgMap-8-23.xml → ...er/08-Algebraic-fractions/AlgMap-8-23.xml b/...her/8-Algebraic-fractions/AlgMap-8-23.xml → ...er/08-Algebraic-fractions/AlgMap-8-23.xml
@@ -11,8 +11,7 @@
 Give an equivalent expression without brackets. 
 <br>
 = [[input:ans]] 
-[[validation:ans]]
-]]></text>
+[[validation:ans]]]]></text>
     </questiontext>
     <generalfeedback format="html">
       <text><![CDATA[<html>

diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-3.xml → ...her/08-Algebraic-fractions/AlgMap-8-3.xml b/...sher/8-Algebraic-fractions/AlgMap-8-3.xml → ...her/08-Algebraic-fractions/AlgMap-8-3.xml
@@ -26,7 +26,7 @@ ta:ev(1/a,simp);</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[ \frac{@v@}{@ev(a*v,simp)@} = {@ta@}. \] </text>
+      <text>\[ \frac{@v@}{@ev(a*v,simp)@} = {@ta@}. \]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-4.xml → ...her/08-Algebraic-fractions/AlgMap-8-4.xml b/...sher/8-Algebraic-fractions/AlgMap-8-4.xml → ...her/08-Algebraic-fractions/AlgMap-8-4.xml
diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-5.xml → ...her/08-Algebraic-fractions/AlgMap-8-5.xml b/...sher/8-Algebraic-fractions/AlgMap-8-5.xml → ...her/08-Algebraic-fractions/AlgMap-8-5.xml
@@ -24,7 +24,7 @@
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[ \frac{@b-a@}{@a-b@} = {@ta@}. \] </text>
+      <text>\[ \frac{@b-a@}{@a-b@} = {@ta@}. \]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-6.xml → ...her/08-Algebraic-fractions/AlgMap-8-6.xml b/...sher/8-Algebraic-fractions/AlgMap-8-6.xml → ...her/08-Algebraic-fractions/AlgMap-8-6.xml
diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-7.xml → ...her/08-Algebraic-fractions/AlgMap-8-7.xml b/...sher/8-Algebraic-fractions/AlgMap-8-7.xml → ...her/08-Algebraic-fractions/AlgMap-8-7.xml
diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-8.xml → ...her/08-Algebraic-fractions/AlgMap-8-8.xml b/...sher/8-Algebraic-fractions/AlgMap-8-8.xml → ...her/08-Algebraic-fractions/AlgMap-8-8.xml
@@ -29,7 +29,7 @@ ta:ev((a*f*(v-c))/(b*f*(v-c)^3),simp);</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[ \frac{@ev(a*f*(v-c),simp)@}{@ev(b*f*(v-c)^3,simp)@} = {@ta@}. \] </text>
+      <text>\[ \frac{@ev(a*f*(v-c),simp)@}{@ev(b*f*(v-c)^3,simp)@} = {@ta@}. \]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...sher/8-Algebraic-fractions/AlgMap-8-9.xml → ...her/08-Algebraic-fractions/AlgMap-8-9.xml b/...sher/8-Algebraic-fractions/AlgMap-8-9.xml → ...her/08-Algebraic-fractions/AlgMap-8-9.xml
diff --git a/samplequestions/stacklibrary/Algebra-Refresher/08-Algebraic-fractions/gitsync_category.xml b/samplequestions/stacklibrary/Algebra-Refresher/08-Algebraic-fractions/gitsync_category.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<quiz>
+  <question type="category">
+    <category>
+      <text>top/stacklibrary/Algebra-Refresher/08. Algebraic fractions</text>
+    </category>
+    <info format="moodle_auto_format">
+      <text/>
+    </info>
+    <idnumber/>
+  </question>
+</quiz>
diff --git a/...fresher/9-Linear-equations/AlgMap-9-1.xml → ...resher/09-Linear-equations/AlgMap-9-1.xml b/...fresher/9-Linear-equations/AlgMap-9-1.xml → ...resher/09-Linear-equations/AlgMap-9-1.xml
@@ -37,7 +37,7 @@ ta:(k2-k1)/cf1;</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[ {@cf1*v+k1@} = {@k2@} \Rightarrow {@v@} = {@ta@}. \] </text>
+      <text>\[ {@cf1*v+k1@} = {@k2@} \Rightarrow {@v@} = {@ta@}. \]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...fresher/9-Linear-equations/AlgMap-9-2.xml → ...resher/09-Linear-equations/AlgMap-9-2.xml b/...fresher/9-Linear-equations/AlgMap-9-2.xml → ...resher/09-Linear-equations/AlgMap-9-2.xml
diff --git a/...fresher/9-Linear-equations/AlgMap-9-3.xml → ...resher/09-Linear-equations/AlgMap-9-3.xml b/...fresher/9-Linear-equations/AlgMap-9-3.xml → ...resher/09-Linear-equations/AlgMap-9-3.xml
diff --git a/...fresher/9-Linear-equations/AlgMap-9-4.xml → ...resher/09-Linear-equations/AlgMap-9-4.xml b/...fresher/9-Linear-equations/AlgMap-9-4.xml → ...resher/09-Linear-equations/AlgMap-9-4.xml
diff --git a/...fresher/9-Linear-equations/AlgMap-9-5.xml → ...resher/09-Linear-equations/AlgMap-9-5.xml b/...fresher/9-Linear-equations/AlgMap-9-5.xml → ...resher/09-Linear-equations/AlgMap-9-5.xml
diff --git a/...fresher/9-Linear-equations/AlgMap-9-6.xml → ...resher/09-Linear-equations/AlgMap-9-6.xml b/...fresher/9-Linear-equations/AlgMap-9-6.xml → ...resher/09-Linear-equations/AlgMap-9-6.xml
@@ -37,7 +37,7 @@ ta:35/4;</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[ {@(3-v)/5+3@} = {@(2*v+1)/10@} \Rightarrow {@v@} = {@ta@}. \] </text>
+      <text>\[ {@(3-v)/5+3@} = {@(2*v+1)/10@} \Rightarrow {@v@} = {@ta@}. \]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/.../7-Removing-brackets/gitsync_category.xml → .../09-Linear-equations/gitsync_category.xml b/.../7-Removing-brackets/gitsync_category.xml → .../09-Linear-equations/gitsync_category.xml
@@ -2,7 +2,7 @@
 <quiz>
   <question type="category">
     <category>
-      <text>top/top/Algebra-Refresher/7. Removing brackets</text>
+      <text>top/stacklibrary/Algebra-Refresher/09. Linear equations</text>
     </category>
     <info format="moodle_auto_format">
       <text/>

diff --git a/.../stacklibrary/Algebra-Refresher/10-Expressions-single-term-common-factors/AlgMap-10-7.xml b/.../stacklibrary/Algebra-Refresher/10-Expressions-single-term-common-factors/AlgMap-10-7.xml
@@ -12,7 +12,7 @@
     <generalfeedback format="html">
       <text>Simply remove all common factors from the expression. In this example: 
 \[ {@v^p1+v^p2@} = {@ta@}. \]
-The important thing is to remember the 1 after factoring. </text>
+The important thing is to remember the 1 after factoring.</text>
     </generalfeedback>
     <defaultgrade>1</defaultgrade>
     <penalty>0.1</penalty>

diff --git a/.../stacklibrary/Algebra-Refresher/10-Expressions-single-term-common-factors/AlgMap-10-8.xml b/.../stacklibrary/Algebra-Refresher/10-Expressions-single-term-common-factors/AlgMap-10-8.xml
@@ -12,7 +12,7 @@
     <generalfeedback format="html">
       <text>Simply remove all common factors from the expression. In this example: 
 \[ {@v^p1-v^p2@} = {@ta@}. \]
-The important thing is to remember the 1 after factoring. </text>
+The important thing is to remember the 1 after factoring.</text>
     </generalfeedback>
     <defaultgrade>1</defaultgrade>
     <penalty>0.1</penalty>

diff --git a/...klibrary/Algebra-Refresher/10-Expressions-single-term-common-factors/gitsync_category.xml b/...klibrary/Algebra-Refresher/10-Expressions-single-term-common-factors/gitsync_category.xml
@@ -2,7 +2,7 @@
 <quiz>
   <question type="category">
     <category>
-      <text>top/top/Algebra-Refresher/10. Expressions: single-term common factors</text>
+      <text>top/stacklibrary/Algebra-Refresher/10. Expressions: single-term common factors</text>
     </category>
     <info format="moodle_auto_format">
       <text/>

diff --git a/...estions/stacklibrary/Algebra-Refresher/11-Rearranging-algebraic-formulae/AlgMap-11-11.xml b/...estions/stacklibrary/Algebra-Refresher/11-Rearranging-algebraic-formulae/AlgMap-11-11.xml
@@ -36,7 +36,7 @@ Now you have an equation for \(x\).</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[ {@y@} = {@sqrt(x^2+4)@} \Rightarrow x = {@ta@} . \] </text>
+      <text>\[ {@y@} = {@sqrt(x^2+4)@} \Rightarrow x = {@ta@} . \]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...uestions/stacklibrary/Algebra-Refresher/11-Rearranging-algebraic-formulae/AlgMap-11-9.xml b/...uestions/stacklibrary/Algebra-Refresher/11-Rearranging-algebraic-formulae/AlgMap-11-9.xml
@@ -33,7 +33,7 @@ Now you have an equation for \(x\).</text>
       <text><![CDATA[<p>[[feedback:prt1]]</p>]]></text>
     </specificfeedback>
     <questionnote format="moodle_auto_format">
-      <text>\[{@a@} = {@sqrt(b+x)@} \Rightarrow x = {@ta@}.\] </text>
+      <text>\[{@a@} = {@sqrt(b+x)@} \Rightarrow x = {@ta@}.\]</text>
     </questionnote>
     <questiondescription format="moodle_auto_format">
       <text/>

diff --git a/...ons/stacklibrary/Algebra-Refresher/11-Rearranging-algebraic-formulae/gitsync_category.xml b/...ons/stacklibrary/Algebra-Refresher/11-Rearranging-algebraic-formulae/gitsync_category.xml
@@ -2,7 +2,7 @@
 <quiz>
   <question type="category">
     <category>
-      <text>top/top/Algebra-Refresher/11. Rearranging algebraic formulae</text>
+      <text>top/stacklibrary/Algebra-Refresher/11. Rearranging algebraic formulae</text>
     </category>
     <info format="moodle_auto_format">
       <text/>