The flip-graph of the 4-dimensional cube is connected
arXiv:1201.6543 · doi:10.1007/s00454-013-9488-y
Abstract
Flip-graph connectedness is established here for the vertex set of the 4-dimensional cube. It is found as a consequence that this vertex set has 92 487 256 triangulations, partitioned into 247 451 symmetry classes.
20 pages, 3 figures, revised proofs and notations