diff --git a/Planetovka.sm b/Planetovka.sm
index c8cf866..b34c82a 100644
--- a/Planetovka.sm
+++ b/Planetovka.sm
@@ -4,7 +4,7 @@
   <settings>
     <identity>
       <id>9d5361ef-bd1e-4200-a183-1dc652b53c7f</id>
-      <revision>8</revision>
+      <revision>21</revision>
     </identity>
     <calculation>
       <precision>4</precision>
@@ -45,7 +45,7 @@
       <p>3A/6, zadani c. 21.</p>
     </text>
   </region>
-  <region id="4" left="18" top="207" width="132" height="27" color="#000000" bgColor="#ffffff" fontSize="12">
+  <region id="4" left="18" top="207" width="164" height="32" color="#000000" bgColor="#ffffff" fontSize="15">
     <text lang="cze">
       <p bold="true">Zadani hodnot:</p>
     </text>
@@ -268,7 +268,7 @@
       </input>
     </math>
   </region>
-  <region id="25" left="27" top="576" width="382" height="27" color="#000000" bgColor="#ffffff" fontSize="12">
+  <region id="25" left="27" top="576" width="473" height="32" color="#000000" bgColor="#ffffff" fontSize="15">
     <text lang="cze">
       <p bold="true">Cviceni 1 - Vypocet pastorku a ostatnich kol</p>
     </text>
@@ -301,7 +301,7 @@
     <math>
       <input>
         <e type="operand">z.1</e>
-        <e type="operand">17</e>
+        <e type="operand">19</e>
         <e type="operator" args="2">:</e>
       </input>
     </math>
@@ -345,7 +345,7 @@
         <e type="operator" args="2">:</e>
       </input>
       <result action="numeric">
-        <e type="operand">26.2544</e>
+        <e type="operand">29.3432</e>
       </result>
     </math>
   </region>
@@ -353,7 +353,7 @@
     <math>
       <input>
         <e type="operand">z.2</e>
-        <e type="operand">26</e>
+        <e type="operand">29</e>
         <e type="operator" args="2">:</e>
       </input>
     </math>
@@ -378,7 +378,7 @@
         <e type="operator" args="2">:</e>
       </input>
       <result action="numeric">
-        <e type="operand">5.0588</e>
+        <e type="operand">5.0526</e>
       </result>
     </math>
   </region>
@@ -402,7 +402,7 @@
         <e type="operator" args="2">:</e>
       </input>
       <result action="numeric">
-        <e type="operand">69</e>
+        <e type="operand">77</e>
         <e type="operator" args="1">-</e>
       </result>
     </math>
@@ -411,7 +411,7 @@
     <math>
       <input>
         <e type="operand">z.3</e>
-        <e type="operand">69</e>
+        <e type="operand">77</e>
         <e type="operator" args="1">-</e>
         <e type="operator" args="2">:</e>
       </input>
@@ -426,7 +426,7 @@
     <math>
       <input>
         <e type="operand">a.K</e>
-        <e type="operand">4</e>
+        <e type="operand">3</e>
         <e type="operator" args="2">:</e>
       </input>
     </math>
@@ -462,7 +462,7 @@
         <e type="operator" args="2">^</e>
       </contract>
       <result action="numeric">
-        <e type="operand">2255.7692</e>
+        <e type="operand">2259.6624</e>
       </result>
     </math>
   </region>
@@ -476,7 +476,7 @@
       <p>Skutecne otacky:</p>
     </text>
   </region>
-  <region id="45" left="54" top="1161" width="223" height="55" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="45" left="54" top="1161" width="215" height="55" color="#000000" bgColor="#ffffff" fontSize="10">
     <math>
       <input>
         <e type="operand">n.4</e>
@@ -493,13 +493,13 @@
         <e type="operator" args="2">:</e>
       </input>
       <result action="numeric">
-        <e type="operand">14.1667</e>
+        <e type="operand">14.184</e>
         <e type="operand" style="unit">Hz</e>
         <e type="operator" args="2">*</e>
       </result>
     </math>
   </region>
-  <region id="46" left="54" top="1215" width="194" height="55" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="46" left="54" top="1215" width="185" height="55" border="true" color="#000000" bgColor="#ffffff" fontSize="10">
     <math>
       <input>
         <e type="operand">Δn.4</e>
@@ -515,7 +515,7 @@
         <e type="operand" style="unit">%</e>
       </contract>
       <result action="numeric">
-        <e type="operand">0.5917</e>
+        <e type="operand">0.715</e>
       </result>
     </math>
   </region>
@@ -530,9 +530,9 @@
       </input>
     </math>
   </region>
-  <region id="48" left="54" top="1296" width="67" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="48" left="54" top="1296" width="69" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
     <text lang="cze">
-      <p>Kontrola:</p>
+      <p bold="true">Kontrola:</p>
     </text>
   </region>
   <region id="49" left="54" top="1314" width="359" height="72" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
@@ -550,12 +550,12 @@
       </result>
     </math>
   </region>
-  <region id="50" left="54" top="1395" width="266" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="50" left="54" top="1395" width="275" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
     <text lang="cze">
-      <p>Podminka stejnych osovych vzdalenosti</p>
+      <p bold="true">Podminka stejnych osovych vzdalenosti</p>
     </text>
   </region>
-  <region id="51" left="54" top="1413" width="146" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="51" left="54" top="1413" width="146" height="30" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
     <math>
       <input>
         <e type="operand">z.1</e>
@@ -572,29 +572,29 @@
       </result>
     </math>
   </region>
-  <region id="52" left="54" top="1440" width="188" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="52" left="54" top="1440" width="194" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
     <text lang="cze">
-      <p>Podminka smontovatelnosti:</p>
+      <p bold="true">Podminka smontovatelnosti:</p>
     </text>
   </region>
-  <region id="53" left="54" top="1458" width="136" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="53" left="54" top="1458" width="133" height="55" color="#000000" bgColor="#ffffff" fontSize="10">
     <math>
       <input>
         <e type="operand">N</e>
         <e type="operand">z.1</e>
         <e type="operand">z.3</e>
+        <e type="function" preserve="true" args="1">abs</e>
         <e type="operator" args="2">+</e>
         <e type="operand">a.K</e>
         <e type="operator" args="2">/</e>
         <e type="operator" args="2">:</e>
       </input>
       <result action="numeric">
-        <e type="operand">13</e>
-        <e type="operator" args="1">-</e>
+        <e type="operand">32</e>
       </result>
     </math>
   </region>
-  <region id="54" left="54" top="1503" width="343" height="68" color="#000000" bgColor="#ffffff" fontSize="10">
+  <region id="54" left="54" top="1503" width="343" height="68" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
     <math>
       <input>
         <e type="operand">N</e>
@@ -612,4 +612,860 @@
       </result>
     </math>
   </region>
+  <region id="55" left="54" top="1584" width="168" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Dilci prevodove pomery:</p>
+    </text>
+  </region>
+  <region id="56" left="54" top="1602" width="148" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">i.12</e>
+        <e type="operand">n.1</e>
+        <e type="operand">n.2</e>
+        <e type="operator" args="2">/</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <result action="numeric">
+        <e type="operand">1.9029</e>
+      </result>
+    </math>
+  </region>
+  <region id="57" left="54" top="1656" width="148" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">i.23</e>
+        <e type="operand">n.2</e>
+        <e type="operand">n.4</e>
+        <e type="operator" args="2">/</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <result action="numeric">
+        <e type="operand">2.6552</e>
+      </result>
+    </math>
+  </region>
+  <region id="58" left="36" top="1719" width="109" height="32" color="#000000" bgColor="#ffffff" fontSize="15">
+    <text lang="cze">
+      <p bold="true">Cviceni 2</p>
+    </text>
+  </region>
+  <region id="59" left="36" top="1746" width="387" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p bold="true">1. Navrh modulu ozubeni - pro vsechny kola spolecny!</p>
+    </text>
+  </region>
+  <region id="60" left="54" top="1773" width="109" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Modul ozubeni:</p>
+    </text>
+  </region>
+  <region id="61" left="207" top="1773" width="99" height="30" border="true" color="#000000" bgColor="#ff8040" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">m.n</e>
+        <e type="operand">1.75</e>
+        <e type="operand" style="unit">mm</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+    </math>
+  </region>
+  <region id="62" left="450" top="1782" width="210" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Modulova rada 1:  (prednostni)</p>
+    </text>
+  </region>
+  <region id="63" left="54" top="1791" width="133" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Roztecna kruznice:</p>
+    </text>
+  </region>
+  <region id="64" left="450" top="1800" width="239" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p bold="true">0,6; 0,8; 1; 1.25; 1,5; 2; 2.5 mm</p>
+    </text>
+  </region>
+  <region id="65" left="54" top="1809" width="176" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.3</e>
+        <e type="operand">z.3</e>
+        <e type="function" preserve="true" args="1">abs</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">134.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="66" left="450" top="1827" width="125" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Modulova rada 2:</p>
+    </text>
+  </region>
+  <region id="67" left="54" top="1836" width="125" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Vyska paty zubu:</p>
+    </text>
+  </region>
+  <region id="68" left="450" top="1845" width="311" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p bold="true">0.55; 0.7; 0.9; 1.125; 1.375; 1.75; 2.25 mm</p>
+    </text>
+  </region>
+  <region id="69" left="54" top="1854" width="186" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">h.f</e>
+        <e type="operand">1.25</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">2.1875</e>
+      </result>
+    </math>
+  </region>
+  <region id="70" left="54" top="1881" width="158" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Prumer patni kruznice:</p>
+    </text>
+  </region>
+  <region id="71" left="54" top="1899" width="207" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.f3</e>
+        <e type="operand">d.3</e>
+        <e type="operand">2</e>
+        <e type="operand">h.f</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">+</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">139.125</e>
+      </result>
+    </math>
+  </region>
+  <region id="72" left="54" top="1926" width="147" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Volba tloustky steny:</p>
+    </text>
+  </region>
+  <region id="73" left="216" top="1926" width="65" height="22" border="true" color="#000000" bgColor="#ff8040" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">t</e>
+        <e type="operand">4</e>
+        <e type="operand" style="unit">mm</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+    </math>
+  </region>
+  <region id="74" left="54" top="1953" width="165" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p bold="true">Kontrola volby modulu:</p>
+    </text>
+  </region>
+  <region id="75" left="54" top="1971" width="359" height="32" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">D.max_kontrola</e>
+        <e type="operand">2</e>
+        <e type="operand">t</e>
+        <e type="operand">3.5</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">+</e>
+        <e type="bracket">(</e>
+        <e type="operator" args="2">*</e>
+        <e type="operand">d.f3</e>
+        <e type="operator" args="2">+</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">159.375</e>
+      </result>
+    </math>
+  </region>
+  <region id="76" left="54" top="2052" width="318" height="72" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">D.max</e>
+        <e type="operand">D.max_kontrola</e>
+        <e type="operator" args="2">≥</e>
+        <e type="operand" style="string">V poradku</e>
+        <e type="operand" style="string">Spatna volba modulu</e>
+        <e type="function" preserve="true" args="3">if</e>
+      </input>
+      <result action="numeric">
+        <e type="operand" style="string">V poradku</e>
+      </result>
+    </math>
+  </region>
+  <region id="77" left="36" top="2124" width="274" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p bold="true">2. Vypocet prumeru roztecnych kruznic</p>
+    </text>
+  </region>
+  <region id="78" left="54" top="2151" width="104" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Centralni kolo:</p>
+    </text>
+  </region>
+  <region id="79" left="54" top="2169" width="161" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.1</e>
+        <e type="operand">z.1</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">33.25</e>
+      </result>
+    </math>
+  </region>
+  <region id="80" left="54" top="2196" width="61" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Satelity:</p>
+    </text>
+  </region>
+  <region id="81" left="54" top="2214" width="161" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.2</e>
+        <e type="operand">z.2</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">50.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="82" left="54" top="2241" width="108" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Korunove kolo:</p>
+    </text>
+  </region>
+  <region id="83" left="54" top="2259" width="114" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.3</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">134.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="84" left="36" top="2295" width="166" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p bold="true">3. Navrh sirky ozubeni</p>
+    </text>
+  </region>
+  <region id="85" left="54" top="2322" width="510" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Sirka ozubeni je limitovana na 1.1 nasobek prumeru roztecne kruznice kola</p>
+    </text>
+  </region>
+  <region id="86" left="54" top="2340" width="149" height="31" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math optimize="2">
+      <input>
+        <e type="operand">b.i</e>
+        <e type="operand">0.6</e>
+        <e type="operand">1.1</e>
+        <e type="function" preserve="true" args="2">range</e>
+        <e type="bracket">(</e>
+        <e type="operand">d.i</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+    </math>
+  </region>
+  <region id="87" left="198" top="2340" width="74" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>(pastorek)</p>
+    </text>
+  </region>
+  <region id="88" left="288" top="2340" width="82" height="22" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">ψ</e>
+        <e type="operand">9</e>
+        <e type="operand">14</e>
+        <e type="function" preserve="true" args="2">range</e>
+        <e type="operator" args="2">:</e>
+      </input>
+    </math>
+  </region>
+  <region id="89" left="387" top="2340" width="67" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math optimize="2">
+      <input>
+        <e type="operand">b.i</e>
+        <e type="operand">Ψ</e>
+        <e type="operand">m</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+    </math>
+  </region>
+  <region id="90" left="459" top="2340" width="46" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>(kola)</p>
+    </text>
+  </region>
+  <region id="91" left="54" top="2367" width="104" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Centralni kolo:</p>
+    </text>
+  </region>
+  <region id="92" left="54" top="2385" width="82" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">b.1</e>
+        <e type="operand">25</e>
+        <e type="operand" style="unit">mm</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+    </math>
+  </region>
+  <region id="93" left="441" top="2385" width="232" height="32" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">0.6</e>
+        <e type="operand">d.1</e>
+        <e type="operator" args="2">*</e>
+        <e type="operand">b.1</e>
+        <e type="operator" args="2">&lt;</e>
+        <e type="bracket">(</e>
+        <e type="operand">b.1</e>
+        <e type="operand">1.1</e>
+        <e type="operand">d.1</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">&lt;</e>
+        <e type="bracket">(</e>
+        <e type="operator" args="2">&amp;</e>
+      </input>
+      <result action="numeric">
+        <e type="operand">1</e>
+      </result>
+    </math>
+  </region>
+  <region id="94" left="54" top="2403" width="61" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Satelity:</p>
+    </text>
+  </region>
+  <region id="95" left="54" top="2421" width="174" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">b.2</e>
+        <e type="operand">b.1</e>
+        <e type="operand">2</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">-</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">21.5</e>
+      </result>
+    </math>
+  </region>
+  <region id="96" left="441" top="2421" width="148" height="53" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">Ψ.2</e>
+        <e type="operand">b.2</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">/</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <result action="numeric">
+        <e type="operand">12.2857</e>
+      </result>
+    </math>
+  </region>
+  <region id="97" left="54" top="2457" width="108" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="cze">
+      <p>Korunove kolo:</p>
+    </text>
+  </region>
+  <region id="98" left="441" top="2466" width="158" height="32" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">9</e>
+        <e type="operand">Ψ.2</e>
+        <e type="operator" args="2">≤</e>
+        <e type="bracket">(</e>
+        <e type="operand">Ψ.2</e>
+        <e type="operand">14</e>
+        <e type="operator" args="2">≤</e>
+        <e type="bracket">(</e>
+        <e type="operator" args="2">&amp;</e>
+      </input>
+      <result action="numeric">
+        <e type="operand">1</e>
+      </result>
+    </math>
+  </region>
+  <region id="99" left="54" top="2475" width="112" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">b.3</e>
+        <e type="operand">b.1</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">25</e>
+      </result>
+    </math>
+  </region>
+  <region id="100" left="36" top="2502" width="223" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p bold="true">4. Vypocet osovych vzdalenosti</p>
+    </text>
+  </region>
+  <region id="101" left="54" top="2529" width="157" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Centralni kolo - satelit</p>
+    </text>
+  </region>
+  <region id="102" left="441" top="2529" width="160" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Satelit - korunove kolo</p>
+    </text>
+  </region>
+  <region id="103" left="54" top="2547" width="154" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">a.12</e>
+        <e type="operand">d.1</e>
+        <e type="operand">d.2</e>
+        <e type="operator" args="2">+</e>
+        <e type="operand">2</e>
+        <e type="operator" args="2">/</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">42</e>
+      </result>
+    </math>
+  </region>
+  <region id="104" left="441" top="2547" width="154" height="45" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">a.23</e>
+        <e type="operand">d.3</e>
+        <e type="operand">d.2</e>
+        <e type="operator" args="2">-</e>
+        <e type="operand">2</e>
+        <e type="operator" args="2">/</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">42</e>
+      </result>
+    </math>
+  </region>
+  <region id="105" left="639" top="2547" width="69" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p bold="true">Kontrola:</p>
+    </text>
+  </region>
+  <region id="106" left="639" top="2565" width="108" height="30" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">a.12</e>
+        <e type="operand">a.23</e>
+        <e type="operator" args="2">≡</e>
+      </input>
+      <result action="numeric">
+        <e type="operand">1</e>
+      </result>
+    </math>
+  </region>
+  <region id="107" left="36" top="2601" width="290" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p bold="true">5. Vypocet zakladnich parametru ozubeni</p>
+    </text>
+  </region>
+  <region id="108" left="441" top="2619" width="182" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p bold="true">Prumery centralniho kola:</p>
+    </text>
+  </region>
+  <region id="109" left="54" top="2628" width="59" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Roztec:</p>
+    </text>
+  </region>
+  <region id="110" left="441" top="2637" width="133" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Roztecna kruznice:</p>
+    </text>
+  </region>
+  <region id="111" left="54" top="2646" width="152" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">p</e>
+        <e type="operand">π</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">5.4978</e>
+      </result>
+    </math>
+  </region>
+  <region id="112" left="441" top="2655" width="105" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.1</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">33.25</e>
+      </result>
+    </math>
+  </region>
+  <region id="113" left="54" top="2673" width="131" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Vyska hlavy zubu:</p>
+    </text>
+  </region>
+  <region id="114" left="441" top="2682" width="127" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Zakladni kruznice:</p>
+    </text>
+  </region>
+  <region id="115" left="54" top="2691" width="129" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">h.a</e>
+        <e type="operand">m.n</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">1.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="116" left="441" top="2700" width="214" height="31" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.b1</e>
+        <e type="operand">d.1</e>
+        <e type="operand">α</e>
+        <e type="function" preserve="true" args="1">cos</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">31.2448</e>
+      </result>
+    </math>
+  </region>
+  <region id="117" left="54" top="2718" width="125" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Vyska paty zubu:</p>
+    </text>
+  </region>
+  <region id="118" left="441" top="2727" width="125" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Hlavova kruznice:</p>
+    </text>
+  </region>
+  <region id="119" left="54" top="2736" width="114" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">h.f</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">2.1875</e>
+      </result>
+    </math>
+  </region>
+  <region id="120" left="441" top="2745" width="190" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.a1</e>
+        <e type="operand">d.1</e>
+        <e type="operand">2</e>
+        <e type="operand">h.a</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">+</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">36.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="121" left="441" top="2772" width="106" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Patni kruznice:</p>
+    </text>
+  </region>
+  <region id="122" left="441" top="2790" width="199" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.f1</e>
+        <e type="operand">d.1</e>
+        <e type="operand">2</e>
+        <e type="operand">h.f</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">-</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">28.875</e>
+      </result>
+    </math>
+  </region>
+  <region id="123" left="54" top="2826" width="124" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p bold="true">Prumery satelitu:</p>
+    </text>
+  </region>
+  <region id="124" left="441" top="2826" width="186" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p bold="true">Prumery korunoveho kola:</p>
+    </text>
+  </region>
+  <region id="125" left="54" top="2844" width="133" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Roztecna kruznice:</p>
+    </text>
+  </region>
+  <region id="126" left="441" top="2844" width="133" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Roztecna kruznice:</p>
+    </text>
+  </region>
+  <region id="127" left="54" top="2862" width="105" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.2</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">50.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="128" left="441" top="2862" width="114" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.3</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">134.75</e>
+      </result>
+    </math>
+  </region>
+  <region id="129" left="54" top="2889" width="127" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Zakladni kruznice:</p>
+    </text>
+  </region>
+  <region id="130" left="441" top="2889" width="127" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Zakladni kruznice:</p>
+    </text>
+  </region>
+  <region id="131" left="54" top="2907" width="214" height="31" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.b2</e>
+        <e type="operand">d.2</e>
+        <e type="operand">α</e>
+        <e type="function" preserve="true" args="1">cos</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">47.6894</e>
+      </result>
+    </math>
+  </region>
+  <region id="132" left="441" top="2907" width="222" height="31" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.b3</e>
+        <e type="operand">d.3</e>
+        <e type="operand">α</e>
+        <e type="function" preserve="true" args="1">cos</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">126.6236</e>
+      </result>
+    </math>
+  </region>
+  <region id="133" left="54" top="2934" width="125" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Hlavova kruznice:</p>
+    </text>
+  </region>
+  <region id="134" left="441" top="2934" width="125" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Hlavova kruznice:</p>
+    </text>
+  </region>
+  <region id="135" left="54" top="2952" width="190" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.a2</e>
+        <e type="operand">d.2</e>
+        <e type="operand">2</e>
+        <e type="operand">h.a</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">+</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">54.25</e>
+      </result>
+    </math>
+  </region>
+  <region id="136" left="441" top="2952" width="199" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.a3</e>
+        <e type="operand">d.3</e>
+        <e type="operand">2</e>
+        <e type="operand">h.a</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">-</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">131.25</e>
+      </result>
+    </math>
+  </region>
+  <region id="137" left="54" top="2979" width="106" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Patni kruznice:</p>
+    </text>
+  </region>
+  <region id="138" left="441" top="2979" width="106" height="24" color="#000000" bgColor="#ffffff" fontSize="10">
+    <text lang="eng">
+      <p>Patni kruznice:</p>
+    </text>
+  </region>
+  <region id="139" left="54" top="2997" width="199" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.f2</e>
+        <e type="operand">d.2</e>
+        <e type="operand">2</e>
+        <e type="operand">h.f</e>
+        <e type="operator" args="2">*</e>
+        <e type="operator" args="2">-</e>
+        <e type="operator" args="2">:</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">46.375</e>
+      </result>
+    </math>
+  </region>
+  <region id="140" left="441" top="2997" width="130" height="30" color="#000000" bgColor="#ffffff" fontSize="10">
+    <math>
+      <input>
+        <e type="operand">d.f3</e>
+      </input>
+      <contract>
+        <e type="operand" style="unit">mm</e>
+      </contract>
+      <result action="numeric">
+        <e type="operand">139.125</e>
+      </result>
+    </math>
+  </region>
 </regions>
\ No newline at end of file