s.dTN = </span><span style="color: rgb(160, 32, 240);">'double'</span><span>;    </span><span style="color: rgb(60, 118, 61);">% Data precision for "nodes" ['single' or 'double']</span></span></div></div></div><h2  class = 'S5' id = 'H_0EE8089F' ><span>Mesh generation</span></h2><div class="CodeBlock"><div class="inlineWrapper outputs"><div  class = 'S9'><span style="white-space: pre;"><span>[Mesh.elements, Mesh.nodes] = CreateMesh2(nelx, nely, nelz, sets);</span></span></div><div  class = 'S10'><div class=