Acronym | spidpy |
Name | (degenerate) spid pyramid |
Circumradius | ∞ i.e. flat in euclidean space |
Face vector | 21, 80, 130, 100, 31 |
Confer |
|
It either can be thought of as a degenerate 5D segmentotope with zero height, or as a 4D euclidean decomposition of the larger base into smaller bits.
Incidence matrix according to Dynkin symbol
ox3oo3oo3ox&#x → height = 0
(pt || spid)
o.3o.3o.3o. | 1 * ♦ 20 0 0 | 30 30 0 0 0 | 20 30 20 0 0 0 0 | 5 10 10 5 0
.o3.o3.o3.o | * 20 | 1 3 3 | 3 3 3 6 3 | 3 6 3 1 3 3 1 | 1 3 3 1 1
---------------+------+----------+----------------+--------------------+------------
oo3oo3oo3oo&#x | 1 1 | 20 * * ♦ 3 3 0 0 0 | 3 6 3 0 0 0 0 | 1 3 3 1 0
.x .. .. .. | 0 2 | * 30 * | 1 0 2 2 0 | 2 2 0 1 2 1 0 | 1 2 1 0 1
.. .. .. .x | 0 2 | * * 30 | 0 1 0 2 2 | 0 2 2 0 1 2 1 | 0 1 2 1 1
---------------+------+----------+----------------+--------------------+------------
ox .. .. ..&#x | 1 2 | 2 1 0 | 30 * * * * | 2 2 0 0 0 0 0 | 1 2 1 0 0
.. .. .. ox&#x | 1 2 | 2 0 1 | * 30 * * * | 0 2 2 0 0 0 0 | 0 1 2 1 0
.x3.o .. .. | 0 3 | 0 3 0 | * * 20 * * | 1 0 0 1 1 0 0 | 1 1 0 0 1
.x .. .. .x | 0 4 | 0 2 2 | * * * 30 * | 0 1 0 0 1 1 0 | 0 1 1 0 1
.. .. .o3.x | 0 3 | 0 0 3 | * * * * 20 | 0 0 1 0 0 1 1 | 0 0 1 1 1
---------------+------+----------+----------------+--------------------+------------
ox3oo .. ..&#x ♦ 1 3 | 3 3 0 | 3 0 1 0 0 | 20 * * * * * * | 1 1 0 0 0
ox .. .. ox&#x ♦ 1 4 | 4 2 2 | 2 2 0 1 0 | * 30 * * * * * | 0 1 1 0 0
.. .. oo3ox&#x ♦ 1 3 | 3 0 3 | 0 3 0 0 1 | * * 20 * * * * | 0 0 1 1 0
.x3.o3.o .. ♦ 0 4 | 0 6 0 | 0 0 4 0 0 | * * * 5 * * * | 1 0 0 0 1
.x3.o .. .x ♦ 0 6 | 0 6 3 | 0 0 2 3 0 | * * * * 10 * * | 0 1 0 0 1
.x .. .o3.x ♦ 0 6 | 0 3 6 | 0 0 0 3 2 | * * * * * 10 * | 0 0 1 0 1
.. .o3.o3.x ♦ 0 4 | 0 0 6 | 0 0 0 0 4 | * * * * * * 5 | 0 0 0 1 1
---------------+------+----------+----------------+--------------------+------------
ox3oo3oo ..&#x ♦ 1 4 | 4 6 0 | 6 0 4 0 0 | 4 0 0 1 0 0 0 | 5 * * * *
ox3oo .. ox&#x ♦ 1 6 | 6 6 3 | 6 3 2 3 0 | 2 3 0 0 1 0 0 | * 10 * * *
ox .. oo3ox&#x ♦ 1 6 | 6 3 6 | 3 6 0 3 2 | 0 3 2 0 0 1 0 | * * 10 * *
.. oo3oo3ox&#x ♦ 1 4 | 4 0 6 | 0 6 0 0 4 | 0 0 4 0 0 0 1 | * * * 5 *
.x3.o3.o3.x ♦ 0 20 | 0 30 30 | 0 0 20 30 20 | 0 0 0 5 10 10 5 | * * * * 1
or o.3o.3o.3o. | 1 * ♦ 20 0 | 60 0 0 | 40 30 0 0 | 10 20 0 .o3.o3.o3.o | * 20 | 1 6 | 6 6 6 | 6 6 2 6 | 2 6 1 -----------------+------+-------+----------+-------------+-------- oo3oo3oo3oo&#x | 1 1 | 20 * ♦ 6 0 0 | 6 6 0 0 | 2 6 0 .x .. .. .. & | 0 2 | * 60 | 1 2 2 | 2 2 1 3 | 1 3 1 -----------------+------+-------+----------+-------------+-------- ox .. .. ..&#x & | 1 2 | 2 1 | 60 * * | 2 2 0 0 | 1 3 0 .x3.o .. .. & | 0 3 | 0 3 | * 40 * | 1 0 1 1 | 1 1 1 .x .. .. .x | 0 4 | 0 4 | * * 30 | 0 1 0 2 | 0 2 1 -----------------+------+-------+----------+-------------+-------- ox3oo .. .. & ♦ 1 3 | 3 3 | 3 1 0 | 40 * * * | 1 1 0 ox .. .. ox&#x ♦ 1 4 | 4 4 | 4 0 1 | * 30 * * | 0 2 0 .x3.o3.o .. & ♦ 0 4 | 0 6 | 0 4 0 | * * 10 * | 1 0 1 .x3.o .. .x & ♦ 0 6 | 0 9 | 0 2 3 | * * * 20 | 0 1 1 -----------------+------+-------+----------+-------------+-------- ox3oo3oo ..&#x & ♦ 1 4 | 4 6 | 6 4 0 | 4 0 1 0 | 10 * * ox3oo .. ox&#x & ♦ 1 6 | 6 9 | 9 2 3 | 2 3 0 1 | * 20 * .x3.o3.o3.x ♦ 0 20 | 0 60 | 0 40 30 | 0 0 10 20 | * * 1
© 2004-2024 | top of page |