Digon-unpinched pentagonal prism (EntityTopic, 13)
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Revision as of 11:42, 30 March 2014
The digon-unpinched pentagonal prism is one of the non-CRF facets of CRF duals currently being studied by Keiji. It is the dual of the snub disphenoid, and is the first discovered non-CRF to be both the dual of a CRF, and the cell of a dual of a CRF, at the same time.
Incidence matrix
Dual: snub disphenoid
| # | TXID | Va | Vb | Ea | Eb | Ec | Ed | 4a | 5a | Type | Name |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | Va | = point | ; | ||||||||
| 1 | Vb | = point | ; | ||||||||
| 2 | Ea | 2 | 0 | = digon | ; | ||||||
| 3 | Eb | 1 | 1 | = digon | ; | ||||||
| 4 | Ec | 0 | 2 | = digon | ; | ||||||
| 5 | Ed | 0 | 2 | = digon | ; | ||||||
| 6 | 4a | 2 | 2 | 1 | 2 | 1 | 0 | = square | ; | ||
| 7 | 5a | 1 | 4 | 0 | 2 | 1 | 2 | = pentagon | ; | ||
| 8 | C1a | 4 | 8 | 2 | 8 | 4 | 4 | 4 | 4 | = digon-unpinched pentagonal prism | ; |
Usage as facets
- 12× 1-facets of a (dual of tetraaugmented triangular hebesphenorotundaeic rhombochoron)
