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<div><span style="font-size: 20pt"><span style="color: Blue">SMath Variable&#39;s Scope Examples</span></span></div>
<div style="text-align: center"><span style="font-size: 12pt"><span style="color: Blue">Ioan</span></span></div></span>]]></writer>
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          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
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      <math>
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          <e type="operand">W.y0</e>
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          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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          <e type="operator" args="2">:</e>
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      <math>
        <input>
          <e type="operand">k</e>
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          <e type="operator" args="2">:</e>
        </input>
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      <math>
        <input>
          <e type="operand">k.b</e>
          <e type="operand">1.1</e>
          <e type="operator" args="2">:</e>
        </input>
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      <math>
        <input>
          <e type="operand">a</e>
          <e type="operand">100</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
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      </math>
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      <math>
        <input>
          <e type="operand">b</e>
          <e type="operand">300</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">h</e>
          <e type="operand">400</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
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      <math>
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          <e type="operand">a</e>
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          <e type="operand">W.y0</e>
          <e type="function" args="6">Clear</e>
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          <e type="operand">1.02</e>
          <e type="operator" args="2">:</e>
          <e type="operand">b</e>
          <e type="operand">k.b</e>
          <e type="operand">b</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">W.y0</e>
          <e type="operand">a</e>
          <e type="operand">b</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">6</e>
          <e type="operator" args="2">/</e>
          <e type="operator" args="2">:</e>
          <e type="operand">W.y</e>
          <e type="operand">k</e>
          <e type="operand">W.y0</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">W.y0</e>
          <e type="operand">W.y</e>
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          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
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          <e type="operand">k</e>
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          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
          <e type="operand">a</e>
          <e type="operand">b</e>
          <e type="operand">h</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
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          <e type="operand">1</e>
          <e type="function" args="8">line</e>
          <e type="operator" args="2">:</e>
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      </math>
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      <area single="true" collapsed="true" />
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    <region left="54" top="1287" width="76" height="30" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
      <math>
        <input>
          <e type="operand">k.b</e>
          <e type="operand">1.01</e>
          <e type="operator" args="2">:</e>
        </input>
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    <region left="207" top="1287" width="62" height="24" border="true" color="#000000" bgColor="#00ff00" fontSize="10">
      <math>
        <input>
          <e type="operand">k</e>
          <e type="operand">1.2</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math optimize="2">
        <input>
          <e type="operand">rr</e>
          <e type="operand">b</e>
          <e type="operand">h</e>
          <e type="function" args="2">Rect2</e>
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          <e type="operator" args="2">:</e>
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      </math>
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      <math decimalPlaces="2">
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          <e type="operand">rr</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
          <e type="operand">1623.65</e>
          <e type="operand">2027.09</e>
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          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
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      </math>
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      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
        </input>
        <result action="numeric">
          <e type="operand">1.02</e>
          <e type="operand">1.2</e>
          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
        </result>
      </math>
    </region>
    <region left="54" top="1368" width="96" height="39" border="true" color="#000000" fontSize="10">
      <math>
        <input>
          <e type="operand">W.y</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
          <e type="operand">200</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">W.y0</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
          <e type="operand">1000</e>
        </result>
      </math>
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    <region left="432" top="1368" width="174" height="34" border="true" color="#000000" bgColor="#00ffff" fontSize="10">
      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">100</e>
          <e type="operand">306</e>
          <e type="operand">400</e>
          <e type="operand">1</e>
          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
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      </math>
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      <math>
        <input>
          <e type="operand">a</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">100</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">b</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">300</e>
        </result>
      </math>
    </region>
    <region left="342" top="1413" width="80" height="24" border="true" color="#ff0000" bgColor="#dfffdf" fontSize="10">
      <math>
        <input>
          <e type="operand">h</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">306</e>
        </result>
      </math>
    </region>
    <region left="54" top="1440" width="60" height="24" border="true" color="#000000" bgColor="#d7d7ff" fontSize="10">
      <math>
        <input>
          <e type="operand">k</e>
        </input>
        <result action="numeric">
          <e type="operand">1.2</e>
        </result>
      </math>
    </region>
    <region left="207" top="1440" width="74" height="30" border="true" color="#000000" bgColor="#d7d7ff" fontSize="10">
      <math>
        <input>
          <e type="operand">k.b</e>
        </input>
        <result action="numeric">
          <e type="operand">1.01</e>
        </result>
      </math>
    </region>
    <region top="1485" color="#408080">
      <area single="true" collapsed="true" />
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      <math>
        <input>
          <e type="operand">b</e>
          <e type="operand">200</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">a</e>
          <e type="operand">150</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math>
        <input>
          <e type="operand">k.b</e>
          <e type="operand">1.2</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math optimize="2">
        <input>
          <e type="operand">k</e>
          <e type="operand">1.3</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
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      <math optimize="2">
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          <e type="operand">rr</e>
          <e type="operand">b</e>
          <e type="operand">h</e>
          <e type="function" args="2">Rect2</e>
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          <e type="operator" args="2">:</e>
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          <e type="operand">rr</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
          <e type="operand">1082.43</e>
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          <e type="function" args="4">mat</e>
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      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
        </input>
        <result action="numeric">
          <e type="operand">1.02</e>
          <e type="operand">1.3</e>
          <e type="operand">1</e>
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          <e type="function" args="4">mat</e>
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      </math>
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      <math>
        <input>
          <e type="operand">W.y</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
        </contract>
        <result action="numeric">
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      </math>
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      <math>
        <input>
          <e type="operand">W.y0</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
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        </result>
      </math>
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      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">150</e>
          <e type="operand">204</e>
          <e type="operand">208.08</e>
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          <e type="operand">3</e>
          <e type="function" args="5">mat</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">a</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">150</e>
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      </math>
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      <math>
        <input>
          <e type="operand">b</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">200</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">h</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
          <e type="operand">204</e>
        </result>
      </math>
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      <math>
        <input>
          <e type="operand">k</e>
        </input>
        <result action="numeric">
          <e type="operand">1.3</e>
        </result>
      </math>
    </region>
    <region left="207" top="1692" width="66" height="30" border="true" color="#000000" bgColor="#d7d7ff" fontSize="10">
      <math>
        <input>
          <e type="operand">k.b</e>
        </input>
        <result action="numeric">
          <e type="operand">1.2</e>
        </result>
      </math>
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    <region top="1728" color="#ff0000">
      <area single="true" collapsed="true" />
    </region>
    <region left="63" top="1746" width="146" height="38" border="true" color="#0000ff" bgColor="#ffe1c4" fontSize="20" isBreakable="false">
      <text lang="fre" fontFamily="Arial" fontSize="10">
        <content>
          <p style="font-size: 20px; background-color: #ffe1c4; color: #0000ff;">Exercise 3:</p>
        </content>
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    </region>
    <region left="63" top="1791" width="99" height="39" border="true" color="#000000" bgColor="#00ff00" fontSize="10">
      <math>
        <input>
          <e type="operand">W.y</e>
          <e type="operand">200</e>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">W.y0</e>
          <e type="operand">1000</e>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="333" top="1791" width="62" height="24" border="true" color="#000000" bgColor="#00ff00" fontSize="10">
      <math>
        <input>
          <e type="operand">k</e>
          <e type="operand">1.5</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math evaluate="false">
        <input>
          <e type="operand">k.b</e>
          <e type="operand">1.1</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
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      <math>
        <input>
          <e type="operand">a</e>
          <e type="operand">100</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="198" top="1836" width="82" height="24" border="true" color="#000000" bgColor="#80ff00" fontSize="10">
      <math>
        <input>
          <e type="operand">b</e>
          <e type="operand">300</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="315" top="1836" width="82" height="24" border="true" color="#000000" bgColor="#80ff80" fontSize="10">
      <math>
        <input>
          <e type="operand">h</e>
          <e type="operand">400</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
        </input>
      </math>
    </region>
    <region left="63" top="1863" width="315" height="182" border="true" color="#000000" bgColor="#ffff00" fontSize="10">
      <math>
        <input>
          <e type="operand">a</e>
          <e type="operand">b</e>
          <e type="function" args="2">Rect3</e>
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          <e type="operand">k.b</e>
          <e type="operand">W.y</e>
          <e type="operand">W.y0</e>
          <e type="function" args="4">Clear</e>
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          <e type="operand">1.02</e>
          <e type="operator" args="2">:</e>
          <e type="operand">b</e>
          <e type="operand">k.b</e>
          <e type="operand">b</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
          <e type="operand">W.y0</e>
          <e type="operand">a</e>
          <e type="operand">b</e>
          <e type="operand">2</e>
          <e type="operator" args="2">^</e>
          <e type="operator" args="2">*</e>
          <e type="operand">6</e>
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          <e type="operator" args="2">:</e>
          <e type="operand">W.y</e>
          <e type="operand">k</e>
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          <e type="operator" args="2">:</e>
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          <e type="function" args="4">mat</e>
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          <e type="function" args="5">mat</e>
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      <math>
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          <e type="operand">1.01</e>
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      <math>
        <input>
          <e type="operand">k</e>
          <e type="operand">1.2</e>
          <e type="operator" args="2">:</e>
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          <e type="operand">b</e>
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          <e type="operand">rr</e>
          <e type="operand">1</e>
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      <math>
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          <e type="operand">rr</e>
          <e type="operand">2</e>
          <e type="function" args="2">el</e>
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      <math>
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        <contract>
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      <math>
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          <e type="operand">W.y0</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
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        <contract>
          <e type="operand" style="unit">mm</e>
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      <math>
        <input>
          <e type="operand">a</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">b</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">h</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
        </contract>
        <result action="numeric">
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      <math>
        <input>
          <e type="operand">k</e>
        </input>
        <result action="numeric">
          <e type="operand">1.2</e>
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      </math>
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      <math>
        <input>
          <e type="operand">k.b</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">b</e>
          <e type="operand">200</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
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      <math>
        <input>
          <e type="operand">a</e>
          <e type="operand">150</e>
          <e type="operand" style="unit">mm</e>
          <e type="operator" args="2">*</e>
          <e type="operator" args="2">:</e>
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      <math>
        <input>
          <e type="operand">k.b</e>
          <e type="operand">1.2</e>
          <e type="operator" args="2">:</e>
        </input>
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      <math optimize="2">
        <input>
          <e type="operand">k</e>
          <e type="operand">1.3</e>
          <e type="operator" args="2">:</e>
        </input>
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      <math optimize="2">
        <input>
          <e type="operand">rr</e>
          <e type="operand">b</e>
          <e type="operand">h</e>
          <e type="function" args="2">Rect3</e>
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          <e type="operator" args="2">:</e>
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      <math decimalPlaces="2">
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          <e type="operand">rr</e>
          <e type="operand">1</e>
          <e type="function" args="2">el</e>
        </input>
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          <e type="operand" style="unit">cm</e>
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      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">2</e>
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          <e type="operand">1</e>
          <e type="operand">2</e>
          <e type="function" args="4">mat</e>
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      <math>
        <input>
          <e type="operand">W.y</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">W.y0</e>
        </input>
        <contract>
          <e type="operand" style="unit">cm</e>
          <e type="operand">3</e>
          <e type="operator" args="2">^</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">rr</e>
          <e type="operand">3</e>
          <e type="function" args="2">el</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
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          <e type="function" args="5">mat</e>
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      <math>
        <input>
          <e type="operand">a</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">b</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
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        <result action="numeric">
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      <math>
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          <e type="operand">h</e>
        </input>
        <contract>
          <e type="operand" style="unit">mm</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">k</e>
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        <result action="numeric">
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      <math>
        <input>
          <e type="operand">k.b</e>
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        <result action="numeric">
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