doc/salome/gui/SMESH/files/about_hypotheses.htm

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  11 <title>About hypotheses</title>\r
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 102 <h1>About hypotheses</h1>\r
 103 \r
 104 <p><img src="../i_blue.jpg" x-maintain-ratio="TRUE" width="30px" height="30px" border="0" class="img_whs1"> <span style="font-weight: bold;"><B>Hypotheses</B></span> represent \r
 105  boundary conditions which will be taken into account at calculations of \r
 106  meshes or submeshes basing on geometrical objects. These hypotheses allow \r
 107  you to manage the level of detail of the resulting meshes or submeshes: \r
 108  when applying different hypotheses with different parameters you can preset \r
 109  the quantity of meshing elements which will compose your mesh. So, it \r
 110  will be possible to generate a rough or a more refined mesh or submesh. \r
 111  In <span style="font-weight: bold;"><B>SMESH </B></span>there are the following \r
 112  basic hypotheses:</p>\r
 113 \r
 114 <p>&nbsp;</p>\r
 115 \r
 116 <ul type="disc" class="whs2">\r
 117         \r
 118         <li style="list-style: circle;"\r
 119                 type=circle\r
 120                 class=kadov-p><p>For meshing of <span style="font-weight: bold;"><B>edges</B></span>:</p></li>\r
 121         \r
 122         <ul type="disc" class="whs2">\r
 123                 \r
 124                 <li class=kadov-p><p><a href="local_length_hypothesis.htm">Local \r
 125  Length</a> </p></li>\r
 126                 \r
 127                 <li class=kadov-p><p><a href="number_of_segments_hypothesis.htm">Number \r
 128  of segments</a></p></li>\r
 129         </ul>\r
 130         \r
 131         <li style="list-style: circle;"\r
 132                 type=circle\r
 133                 class=kadov-p><p>For meshing of <span style="font-weight: bold;"><B>faces</B></span>: \r
 134  </p></li>\r
 135 </ul>\r
 136 \r
 137 <ol type="disc" class="whs3">\r
 138         \r
 139         <ul type="disc" class="whs2">\r
 140                 \r
 141                 <li class=kadov-p><p><a href="max._element_area_hypothesis.htm">Max \r
 142  Element Area</a></p></li>\r
 143         </ul>\r
 144 </ol>\r
 145 \r
 146 <ul type="disc" class="whs2">\r
 147         \r
 148         <li style="list-style: circle;"\r
 149                 type=circle\r
 150                 class=kadov-p><p>For meshing of <span style="font-weight: bold;"><B>volumes</B></span>: \r
 151  </p></li>\r
 152         \r
 153         <ul type="disc" class="whs2">\r
 154                 \r
 155                 <li class=kadov-p><p><a href="max._element_volume_hypothsis.htm">Max \r
 156  Element Volume</a> &nbsp;</p></li>\r
 157         </ul>\r
 158 </ul>\r
 159 \r
 160 <p>&nbsp;</p>\r
 161 \r
 162 <p>&nbsp;</p>\r
 163 \r
 164 <p>The choice of a hypothesis depends on:</p>\r
 165 \r
 166 <p>&nbsp;</p>\r
 167 \r
 168 <ul type="disc" class="whs2">\r
 169         \r
 170         <li class=kadov-p><p>the geometrical object (shape) which will be meshed</p></li>\r
 171         \r
 172         <li class=kadov-p><p>the algorithm, which will be selected for meshing \r
 173  of this geometrical object (shape)</p></li>\r
 174 </ul>\r
 175 \r
 176 <p>&nbsp;</p>\r
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