Acronym | tha |
Name | trigonal hemiapeirogonal tesselation |
© | |
Vertex figure | [3,∞,3/2,∞]/0 |
Colonel of regiment | that |
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This looks like a that, where only the triangles are present.
Incidence matrix according to Dynkin symbol
x3o3/2x∞*a (N,M → ∞) . . . | 3NM | 2 2 | 1 1 2 -----------+-----+---------+--------- x . . | 2 | 3NM * | 1 0 1 . . x | 2 | * 3NM | 0 1 1 -----------+-----+---------+--------- x3o . | 3 | 3 0 | NM * * . o3/2x | 3 | 0 3 | * NM * x . x∞*a ♦ 2M | M M | * * 3N
or . . . | 3NM | 4 | 2 2 -------------+-----+-----+------- x . . & | 2 | 6NM | 1 1 -------------+-----+-----+------- x3o . & | 3 | 3 | 2NM * x . x∞*a ♦ M | M | * 6N
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