tet.obj revision 5ebc6b4949d9f7aea914640d3e27e0a67e23ba8d
#Name:Tetrahedron
#Type:face_specified
v 0 0 0.61237244
v -0.28867513 -0.50000000 -0.20412415
v -0.28867513 0.50000000 -0.20412415
v 0.57735027 0 -0.20412415
f 2 3 4
f 3 2 1
f 4 1 2
f 1 4 3