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<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">Hi,</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">I am a PhD student. I started working with this program one month ago.
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<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">Before it was upgraded from my department, I was able to save post-processing data in a precise way.</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">After opening a 3D meshed cylinder with a vector field in it (“filename.msh”), I was able to calculate the</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">curl of this vector field (thanks to the gmsh plugin Curl) and save the result obtaining a *.pos file. In this</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">file, after importing it in Matlab, there were a first section related to the node ($Nodes) so I was able to</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">identify for each node the number of the node and the x-y-z coordinate value in four different columns,</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">one section for the elements($Elements), and finally one section related to the node data($NodesData</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">with the same size of the node section (same number of rows, each one for a different node, and the</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">same number of columns, the first one identifying the node number and then three columns related to</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><font size="2">t</font>he x-y-z value of the curl of the vector field for that precise node).</font></font></p>
<p class="western" style="line-height: 100%" lang="" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><span lang="en-US">Now after upgrading the software, instead of having the final section related to “$NodeData” as before,
I</span></font></font></p>
<p class="western" style="line-height: 100%" lang="" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><span lang="en-US">have a new section called $ElementNodeData with the same number of rows as the $Element section,</span></font></font></p>
<p class="western" style="line-height: 100%" lang="" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><span lang="en-US">and as columns, after two starting columns identifying the element number and type, I have three</span></font></font></p>
<p class="western" style="line-height: 100%" lang="" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><span lang="en-US">columns repeated four times since the mesh is made by tetrahedron as written in the online</span></font></font></p>
<p class="western" style="line-height: 100%" lang="" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><span lang="en-US">documentation.</span></font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">Since I really need the x-y-z value of the coordinate of each node and the x-y-z value of the curl of the</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">vector field for each node, as I had before upgrading the software in the sections $Node and</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">$NodeData, is there a way to obtain this information again? Is there a particular way to save the *.pos</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">file so I can get this information again?</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2"><br>
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<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">Hoping in a soon reply, I thank you all.</font></font></p>
<p class="western" style="line-height: 100%" align="LEFT"><font face="Arial, sans-serif"><font style="font-size: 11pt" size="2">Stefano</font></font></p>
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Stefano Mandija M.Sc.|PhD Student|Department of Radiotherapy|University Medical Center Utrecht<br>
Heidelberglaan 100|3584 CX Utrecht|The Netherlands|Visiting address: Q04.4.302|Tel.: +31 88 7550285</div>
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