The classification of the 1296 (simplicial) 3-spheres with nine vertices into polytopal and nonpolytopal spheres, started earlier, is completed here. It is shown that there are 1142 polytopal and 154 nonpolytopal such spheres, and a fast procedure for their construction is described.
ASJC Scopus subject areas
- Theoretical Computer Science
- Discrete Mathematics and Combinatorics