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Copyright (c) 2006 UGS Corp.

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      <title>Tri3</title>
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      <div class="title_refTopic" id="xps10_pagetitle">Tri3</div>
      <hr noshade="true">
      <div class="title_refCategory">Check Aspect Ratio</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option determines whether or not a check should be performed for the maximum Aspect Ratio allowed for a Tri3 element.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Integer</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3AspectRatioToggle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Options:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[Yes (1), No (0)]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Aspect Ratio</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option specifies the maximum Aspect Ratio allowed for a Tri3 element. Aspect Ratio is the ratio of the length of an element to its width. The ratio for a &quot;perfect&quot; (optimal) element is 1.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Real</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3AspectRatio</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Range:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[
                        &gt;=0.0
                    ]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Check Skew</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option determines whether or not a check should be performed for the maximum Skew allowed for a Tri3 element.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Integer</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3SkewToggle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Options:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[Yes (1), No (0)]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Skew</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option specifies the maximum Skew allowed for a Tri3 element. Skew is a measurement of angular deviation of an element using the edge bisector method. The skew for a &quot;perfect&quot; (optimal) element is 0 (zero).</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Real</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3Skew</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Units:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">deg</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Range:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[
                        &gt;=0.0
                         &lt;=90.0
                    ]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Check Jacobian Ratio</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option determines whether or not a check should be performed for the maximum Jacobian Ratio allowed for a Tri3 element.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Integer</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3JacobianRatioToggle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Options:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[Yes (1), No (0)]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Jacobian Ratio</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option specifies the maximum Jacobian Ratio allowed for a Tri3 element. Jacobian Ratio is a ratio of the largest Jacobian determinant to the smallest. This ratio gives an idea of the overall distortion in an element. The ratio for a &quot;perfect&quot; (optimal) element is 1.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Real</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3JacobianRatio</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Check Jacobian Zero</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option determines whether or not a check should be performed for the minimum Jacobian Zero allowed for a Tri3 element.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Integer</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3JacobianZeroToggle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Options:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[Yes (1), No (0)]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Jacobian Zero</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option specifies the minimum Jacobian Zero allowed for a Tri3 element. Jacobian Zero is the element's smallest determinant (hence used as the denominator for the calculation of the Jacobian Ratio value). The value is directly related to the size of the element (a larger element gives a larger Jacobian). Jacobian Zero approaches zero as an element vertex angle approaches 180 degrees.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Real</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3JacobianZero</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">Check 2D Minimum/Maximum Angle</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option determines whether or not a check should be performed for the 2D minimum and maximum angles allowed between the adjacent edges of a Tri3.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Integer</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3MinMaxAngleToggle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Options:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[Yes (1), No (0)]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">2D Minimum Angle</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option specifies the 2D minimum angle allowed between the adjacent edges of a Tri3. The angle for a &quot;perfect&quot; (optimal) Tri3 element is 60.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Real</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3MinAngle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Units:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">deg</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Range:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[
                        &gt;=0.0
                         &lt;=180.0
                    ]</p>
               </td>
            </tr>
         </table>
      </div>
      <div class="title_refCategory">2D Maximum Angle</div>
      <div class="refCategoryContent">
         <p class="para_refCategory">This option specifies the 2D maximum angle allowed between the adjacent edges of a Tri3. The angle for a &quot;perfect&quot; (optimal) Tri3 element is 60.</p>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Version Modified:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">NX5.0.0</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Scope:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Session</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Type:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">Real</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Default Name:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">CAE_DefaultTmgSpaceTri3MaxAngle</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Units:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">deg</p>
               </td>
            </tr>
         </table>
         <table cellspacing="10">
            <tr>
               <td valign="top">
                  <p class="defObject">Valid Range:</p>
               </td>
               <td valign="top">
                  <p class="para_defMeaning">[
                        &gt;=0.0
                         &lt;=180.0
                    ]</p>
               </td>
            </tr>
         </table>
      </div>
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