Twelve Geometric Essays |
Contents
Integral Cayley Numbers | 21 |
Wythoffs Construction for Uniform Polytopes | 40 |
The Classification of Zonohedra by Means of Projective Diagrams | 54 |
Copyright | |
9 other sections not shown
Common terms and phrases
3-space according angle belong bound called Cayley numbers cells centers complete configuration considered consists contains coordinates corresponding cosh covering Coxeter defined denote density derived described dimensions directions dots edges eight elements equal Euclidean expressed faces fact figure finite five follows four geometry given graph Hence hexagons honeycomb hyperbolic hyperplanes infinite inscribed instance integral joined lattice lines Math meet namely natural nodes notation observers obtain opposite packing pairs particular permutations plane points polar polygon polyhedra polyhedron polytope positive possible projective proved quadric quaternions reciprocal reference reflections regarded region regular relation remaining represented respectively ringed shows sides simple simplex sinh skew space spheres spherical square symbol symmetry tetrahedron theorem triangle twelve unit values vertex vertex figure vertices