The standard fundamental regions for the Coxeter reflection group 43.
vertices: 26
faces: 48
edges: 72
genus: 0
characteristic polynomial:
(-4 + x)3 x4 (2 + x)6 (-2 + x2)5 (-48 - 26x + x3)
dual's characteristic polynomial:
(-3 + x) (-2 + x)2 (-1 + x)4 x4 (1 + x)4 (2 + x)2 (3 + x) (-2 - 2x + x2)3 (-2 + 2x + x2)3 (2 - 4x - x2 + x3)3 (-2 - 4x + x2 + x3)3
chromatic number: 2
lattice group (lossy):
Z(2) 15 × Z(3) 4