1// Gmsh project created on Sat Mar 27 12:54:28 2021
2SetFactory("OpenCASCADE");
4Point(1) = {0, 0, 0, 1.0};
6Point(2) = {1, 0, 0, 1.0};
8Point(3) = {1, 1, 0, 1.0};
10Point(4) = {0, 1, 0, 1.0};
20Curve Loop(1) = {1, 2, 3, 4};
22Plane Surface(1) = {1};
24Physical Curve("boundary", 5) = {4, 3, 2, 1};