<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><pre class="" id="yui_3_16_0_1_1451406798372_5691"><i class="" id="yui_3_16_0_1_1451406798372_5693">Hi<br>I´ve got simple questions:</i><br><i class="" id="yui_3_16_0_1_1451406798372_5776">1- what are the scales of position and the lenght in gmsh?</i><br><i class="" id="yui_3_16_0_1_1451406798372_5776"><i class="" id="yui_3_16_0_1_1451406798372_5945">How can I change scales?<br></i>2- when i draw these four points:<br>mm=1e-03;<br class="" id="yui_3_16_0_1_1451406798372_5831">micro=1e-06;<br class="" id="yui_3_16_0_1_1451406798372_5833">lc=1e-08;<br class="" id="yui_3_16_0_1_1451406798372_5835">x=3*mm;<br class="" id="yui_3_16_0_1_1451406798372_5837">y=3*mm;<br class="" id="yui_3_16_0_1_1451406798372_5839">z1=10*micro;<br class="" id="yui_3_16_0_1_1451406798372_5841">z2=15*micro;<br class="" id="yui_3_16_0_1_1451406798372_5843"><br class="" id="yui_3_16_0_1_1451406798372_5845">Point(1) = {0, 0, 0, lc};<br class="" id="yui_3_16_0_1_1451406798372_5847">Point(2) = {x, 0, 0, lc};<br class="" id="yui_3_16_0_1_1451406798372_5849">Point(3) = {0, y, 0, lc};<br class="" id="yui_3_16_0_1_1451406798372_5851">Point(4) = {x, y, 0, lc};<br>i can not Extrude these points along Z direction in micrometter or nanometer hieght<br>or it is better to say that points are not shown in gmsh.<br>how i can solve this problem?how i can see these points ?<br></i><br><i id="yui_3_16_0_1_1451406798372_5776"><i class="" id="yui_3_16_0_1_1451406798372_5962">Thanks very much for attention to my questions.<br><br> javad javady</i> <br><br><br></i></pre></div></body></html>