//Mesh size dx = 57.8e-5; Point(1) = {0,0,0,dx}; Point(2) = {0,0.00055,0,dx}; Point(3) = {0,-0.00055,0,dx}; Point(4) = {57.8e-3,0,0,dx}; Point(5) = {57.8e-3,0.00055,0,dx}; Point(6) = {57.8e-3,-0.00055,0,dx}; Line(1) = {1, 2}; Line(2) = {2, 5}; Line(3) = {5, 4}; Line(4) = {1, 4}; Line(5) = {1, 3}; Line(6) = {6, 4}; Line(7) = {3, 6}; Line Loop(8) = {2, 3, -4, 1}; Plane Surface(9) = {-8}; Line Loop(10) = {5, 7, 6, -4}; Plane Surface(11) = {10}; Physical Surface("bulk") = {9,11}; Physical Line("coh") = {4}; Physical Line("edge") = {1}; Transfinite Surface "*"; Recombine Surface "*"; Mesh.SecondOrderIncomplete = 1;