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conical_punch_2d.geo
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			a = 1.0;
			r = 2*a;
			angle = 15 * Pi/180.;
			height = a/4.0 * Sin(angle);
			gap = 0;
			nbpoints = 10.0;
			cl1 = a/(4.0*nbpoints);
			cl2 = r/(20.0*nbpoints);

			Point(1) = {-a/4, height + gap, 0, 2*cl1};
			Point(2) = {a/4, height + gap, 0, 2*cl1};
			Point(3) = {a/4, a/4., 0, cl1};
			Point(4) = {-a/4, a/4., 0, cl1};
			Point(5) = {r/2, 0, 0, cl2};
			Point(6) = {-r/2, 0, 0, cl2};
			Point(7) = {-r/2, -r/2, 0, 5*cl2};
			Point(8) = { r/2, -r/2, 0, 5*cl2};
			Point(9) = {0, 0 + gap, 0, 2*cl1};

			Line(1) = {1, 9};
			Line(2) = {9, 2};
			Line(3) = {2, 3};
			Line(4) = {3, 4};
			Line(5) = {4, 1};
			Line(6) = {7, 8};
			Line(7) = {8, 5};
			Line(8) = {5, 6};
			Line(9) = {6, 7};

			Line Loop(1) = {1, 2, 3, 4, 5};
			Line Loop(2) = {6, 7, 8, 9};

			Plane Surface(1) = {1};
			Plane Surface(2) = {2};

			Physical Line("contact_top") = {1, 2};
			Physical Line("contact_bottom") = {8};
			Physical Line("top") = {4};
			Physical Line("bottom") = {6};

			Physical Surface("bot_body") = {2};
			Physical Surface("top_body") = {1};