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</o:shapelayout></xml><![endif]--></head><body lang=EN-CA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>UNRESTRICTED | ILLIMITÉ</b><o:p></o:p></p><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Is there a way to extract the value of a variable for all nodes on a particular surface and obtain the sum of all these values? I’ve used the selection to highlight the nodes but it seems to select nodes that are not on the particular surface of interest. If I do it this way it is time consuming to add up all the values displayed manually.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thank you,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Kyle<o:p></o:p></p></div></body></html>