- 81.79°. It can also be
called an
octaexon, or octa-7-tope, as an 8-facetted
polytope in 7-dimensions. The name
octaexon is
derived from octa for
eight facets...
- truncations, cantellations, runcinations, and sterications.
Small terated octaexon (acronym: seto) (Jonathan Bowers) The
vertices of the
pentellated 7-simplex...
-
given by
coordinate permutations of: (1,-1,0,0,0,0,0,0)
Petitruncated octaexon (acronym: ****) (Jonathan Bowers) The
vertices of the
hexitruncated 7-simplex...
-
permutations of truncations, cantellations, and runcinations.
Small cellated octaexon (acronym: sco) (Jonathan Bowers) The
vertices of the
stericated 7-simplex...
- 7-simplex with
permutations of truncations, and cantellations.
Small prismated octaexon (acronym: spo) (Jonathan Bowers) The
vertices of the
runcinated 7-simplex...
-
cantellation for the 7-simplex,
including truncations.
Small rhombated octaexon (acronym: saro) (Jonathan Bowers) The
vertices of the
cantellated 7-simplex...
-
uniform 7-polytope,
being a
truncation of the
regular 7-simplex.
Truncated octaexon (Acronym: toc) (Jonathan Bowers) The
vertices of the
truncated 7-simplex...
-
identified it in 1912 as a
semiregular polytope,
labeling it as S1 7.
Rectified octaexon (Acronym: roc) (Jonathan Bowers) The
vertices of the
rectified 7-simplex...
