Acronym | ikepy, K-4.84 |
Name |
icosahedral pyramid, vertex cap of hexacosachoron |
Segmentochoron display | |
Circumradius | (1+sqrt(5))/2 = 1.618034 |
General of army | (is itself convex) |
Colonel of regiment | (is itself locally convex) |
Dihedral angles | |
Face vector | 13, 42, 50, 21 |
Confer |
|
External links |
As abstract polytope ikepy is isomorph to gikepy, thereby replacing the base ike by gike.
Incidence matrix according to Dynkin symbol
ox3oo5oo&#x → height = (sqrt(5)-1)/4 = 0.309017
(pt || ike)
o.3o.5o. | 1 * ♦ 12 0 | 30 0 | 20 0
.o3.o5.o | * 12 ♦ 1 5 | 5 5 | 5 1
------------+------+-------+-------+-----
oo3oo5oo&#x | 1 1 | 12 * | 5 0 | 5 0
.x .. .. | 0 2 | * 30 | 1 2 | 2 1
------------+------+-------+-------+-----
ox .. ..&#x | 1 2 | 2 1 | 30 * | 2 0
.x3.o .. | 0 3 | 0 3 | * 20 | 1 1
------------+------+-------+-------+-----
ox3oo ..&#x ♦ 1 3 | 3 3 | 3 1 | 20 *
.x3.o5.o ♦ 0 12 | 0 30 | 0 20 | * 1
© 2004-2024 | top of page |