polytopes
(3-20-2)-polytop bestehend aus 12 punkten, 30 kurven, 20 flächen und 2 räumen in richtung einer 3-zähligen symmetrieachse gesehen, 1981
(3-20-2)-polytope consisting of 12 points, 30 curves, 20 surfaces and 2 spaces as viewed from a threefold symmetry axis, 1981
(3-20-2)-polytop bestehend aus 12 punkten, 30 kurven, 20 flächen und 2 räumen in richtung einer 3-zähligen symmetrieachse gesehen, 1981
(3-20-2)-polytope consisting of 12 points, 30 curves, 20 surfaces and 2 spaces as viewed from a threefold symmetry axis, 1981