Point (1) = {0, 0, 0};
Point (2) = {1, 0, 0};
Point (3) = {0, 1, 0};

Line(1) = {1, 2};		// base
Line(2) = {2, 3};		// hypotenuse
Line(3) = {3, 1};		// upright

Line Loop(4) = {1, 2, 3};
Plane Surface(5) = {4};

Physical Point(6) = {1};	// origin, opposite hypotenuse
Physical Line(7) = {2};		// hypotenuse
Physical Surface(8) = {5};
