test-periodic…

pentahedron.geo
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			l = 100;
			Point(1) = {0, 0, 0, l};
			Point(2) = {0, 1, 0, l};
			Point(3) = {0, 0, 1, l};
			Point(4) = {1, 0, 0, l};
			Point(5) = {1, 1, 0, l};
			Point(9) = {1, 0, 1, l};
			Line(1) = {1, 2};
			Line(2) = {2, 3};
			Line(3) = {3, 1};
			Line(7) = {4, 5};
			Line(8) = {5, 9};
			Line(9) = {9, 4};
			Line(11) = {1, 4};
			Line(12) = {2, 5};
			Line(16) = {3, 9};
			Line Loop(5) = {1, 2, 3};
			Plane Surface(5) = {5};
			Line Loop(13) = {1, 12, -7, -11};
			Ruled Surface(13) = {13};
			Line Loop(17) = {2, 16, -8, -12};
			Ruled Surface(17) = {17};
			Line Loop(21) = {3, 11, -9, -16};
			Ruled Surface(21) = {21};
			Line Loop(22) = {7, 8, 9};
			Plane Surface(22) = {22};
			Surface Loop(1) = {5, 22, 13, 17, 21};
			Volume(1) = {1};

			Rotate {{1, 0, 0}, {0, 0.5, 0.5}, Pi} {
			Duplicata { Volume{1}; }
			}

			Transfinite Line {16, 11, 12, 36} = 2 Using Progression 1;
			Transfinite Surface "*";
			Recombine Surface {17, 21, 13, 32, 42};
			Transfinite Volume "*";

			Mesh.SecondOrderIncomplete = 1;