Acronym | sodip, K-4.70 |
Name | square - octagon duoprism |
Circumradius | sqrt[(3+sqrt(2))/2] = 1.485633 |
Coordinates | ((1+sqrt(2))/2, 1/2, 1/2, 1/2) & permutations in first 2 coordinates, all changes of sign |
Volume | 2[1+sqrt(2)] = 4.828427 |
General of army | (is itself convex) |
Colonel of regiment | (is itself locally convex) |
Dihedral angles | |
Face vector | 32, 64, 44, 12 |
Confer |
|
External links |
As abstract polychoron sodip is isomorphic to sistodip, thereby replacing the octagons by octagrams, resp. replacing op by stop.
Incidence matrix according to Dynkin symbol
x4o x8o . . . . | 32 | 2 2 | 1 4 1 | 2 2 --------+----+-------+--------+---- x . . . | 2 | 32 * | 1 2 0 | 2 1 . . x . | 2 | * 32 | 0 2 1 | 1 2 --------+----+-------+--------+---- x4o . . | 4 | 4 0 | 8 * * | 2 0 x . x . | 4 | 2 2 | * 32 * | 1 1 . . x8o | 8 | 0 8 | * * 4 | 0 2 --------+----+-------+--------+---- x4o x . ♦ 8 | 8 4 | 2 4 0 | 8 * x . x8o ♦ 16 | 8 16 | 0 8 2 | * 4
x4o x8/7o . . . . | 32 | 2 2 | 1 4 1 | 2 2 ----------+----+-------+--------+---- x . . . | 2 | 32 * | 1 2 0 | 2 1 . . x . | 2 | * 32 | 0 2 1 | 1 2 ----------+----+-------+--------+---- x4o . . | 4 | 4 0 | 8 * * | 2 0 x . x . | 4 | 2 2 | * 32 * | 1 1 . . x8/7o | 8 | 0 8 | * * 4 | 0 2 ----------+----+-------+--------+---- x4o x . ♦ 8 | 8 4 | 2 4 0 | 8 * x . x8/7o ♦ 16 | 8 16 | 0 8 2 | * 4
x4/3o x8o . . . . | 32 | 2 2 | 1 4 1 | 2 2 ----------+----+-------+--------+---- x . . . | 2 | 32 * | 1 2 0 | 2 1 . . x . | 2 | * 32 | 0 2 1 | 1 2 ----------+----+-------+--------+---- x4/3o . . | 4 | 4 0 | 8 * * | 2 0 x . x . | 4 | 2 2 | * 32 * | 1 1 . . x8o | 8 | 0 8 | * * 4 | 0 2 ----------+----+-------+--------+---- x4/3o x . ♦ 8 | 8 4 | 2 4 0 | 8 * x . x8o ♦ 16 | 8 16 | 0 8 2 | * 4
x4/3o x8/7o . . . . | 32 | 2 2 | 1 4 1 | 2 2 ------------+----+-------+--------+---- x . . . | 2 | 32 * | 1 2 0 | 2 1 . . x . | 2 | * 32 | 0 2 1 | 1 2 ------------+----+-------+--------+---- x4/3o . . | 4 | 4 0 | 8 * * | 2 0 x . x . | 4 | 2 2 | * 32 * | 1 1 . . x8/7o | 8 | 0 8 | * * 4 | 0 2 ------------+----+-------+--------+---- x4/3o x . ♦ 8 | 8 4 | 2 4 0 | 8 * x . x8/7o ♦ 16 | 8 16 | 0 8 2 | * 4
x x x8o . . . . | 32 | 1 1 2 | 1 2 2 1 | 2 1 1 --------+----+----------+-----------+------ x . . . | 2 | 16 * * | 1 2 0 0 | 2 1 0 . x . . | 2 | * 16 * | 1 0 2 0 | 2 0 1 . . x . | 2 | * * 32 | 0 1 1 1 | 1 1 1 --------+----+----------+-----------+------ x x . . | 4 | 2 2 0 | 8 * * * | 2 0 0 x . x . | 4 | 2 0 2 | * 16 * * | 1 1 0 . x x . | 4 | 0 2 2 | * * 16 * | 1 0 1 . . x8o | 8 | 0 0 8 | * * * 4 | 0 1 1 --------+----+----------+-----------+------ x x x . ♦ 8 | 4 4 4 | 2 2 2 0 | 8 * * x . x8o ♦ 16 | 8 0 16 | 0 8 0 2 | * 2 * . x x8o ♦ 16 | 0 8 16 | 0 0 8 2 | * * 2
x4o x4x . . . . | 32 | 2 1 1 | 1 2 2 1 | 1 1 2 --------+----+----------+-----------+------ x . . . | 2 | 32 * * | 1 1 1 0 | 1 1 1 . . x . | 2 | * 16 * | 0 2 0 1 | 1 0 2 . . . x | 2 | * * 16 | 0 0 2 1 | 0 1 2 --------+----+----------+-----------+------ x4o . . | 4 | 4 0 0 | 8 * * * | 1 1 0 x . x . | 4 | 2 2 0 | * 16 * * | 1 0 1 x . . x | 4 | 2 0 2 | * * 16 * | 0 1 1 . . x4x | 8 | 0 4 4 | * * * 4 | 0 0 2 --------+----+----------+-----------+------ x4o x . ♦ 8 | 8 4 0 | 2 4 0 0 | 4 * * x4o . x ♦ 8 | 8 0 4 | 2 0 4 0 | * 4 * x . x4x ♦ 16 | 8 8 8 | 0 4 4 2 | * * 4 snubbed forms: s4o2s4x
x x x4x . . . . | 32 | 1 1 1 1 | 1 1 1 1 1 1 | 1 1 1 1 --------+----+-------------+-------------+-------- x . . . | 2 | 16 * * * | 1 1 1 0 0 0 | 1 1 1 0 . x . . | 2 | * 16 * * | 1 0 0 1 1 0 | 1 1 0 1 . . x . | 2 | * * 16 * | 0 1 0 1 0 1 | 1 0 1 1 . . . x | 2 | * * * 16 | 0 0 1 0 1 1 | 0 1 1 1 --------+----+-------------+-------------+-------- x x . . | 4 | 2 2 0 0 | 8 * * * * * | 1 1 0 0 x . x . | 4 | 2 0 2 0 | * 8 * * * * | 1 0 1 0 x . . x | 4 | 2 0 0 2 | * * 8 * * * | 0 1 1 0 . x x . | 4 | 0 2 2 0 | * * * 8 * * | 1 0 0 1 . x . x | 4 | 0 2 0 2 | * * * * 8 * | 0 1 0 1 . . x4x | 8 | 0 0 4 4 | * * * * * 4 | 0 0 1 1 --------+----+-------------+-------------+-------- x x x . ♦ 8 | 4 4 4 0 | 2 2 0 2 0 0 | 4 * * * x x . x ♦ 8 | 4 4 0 4 | 2 0 2 0 2 0 | * 4 * * x . x4x ♦ 16 | 8 0 8 8 | 0 4 4 0 0 2 | * * 2 * . x x4x ♦ 16 | 0 8 8 8 | 0 0 0 4 4 2 | * * * 2 snubbed forms: s2s2s4x, s2x2s4x
xx xx8oo&#x → height = 1
(op || op)
o. o. o. | 16 * | 1 2 1 0 0 | 2 1 1 2 0 0 | 1 2 1 0
.o .o .o | * 16 | 0 0 1 1 2 | 0 0 1 2 2 1 | 0 2 1 1
------------+-------+--------------+--------------+--------
x. .. .. | 2 0 | 8 * * * * | 2 0 1 0 0 0 | 1 2 0 0
.. x. .. | 2 0 | * 16 * * * | 1 1 0 1 0 0 | 1 1 1 0
oo oo8oo&#x | 1 1 | * * 16 * * | 0 0 1 2 0 0 | 0 2 1 0
.x .. .. | 0 2 | * * * 8 * | 0 0 1 0 2 0 | 0 2 0 1
.. .x .. | 0 2 | * * * * 16 | 0 0 0 1 1 1 | 0 1 1 1
------------+-------+--------------+--------------+--------
x. x. .. | 4 0 | 2 2 0 0 0 | 8 * * * * * | 1 1 0 0
.. x.8o. | 8 0 | 0 8 0 0 0 | * 2 * * * * | 1 0 1 0
xx .. ..&#x | 2 2 | 1 0 2 1 0 | * * 8 * * * | 0 2 0 0
.. xx ..&#x | 2 2 | 0 1 2 0 1 | * * * 16 * * | 0 1 1 0
.x .x .. | 0 4 | 0 0 0 2 2 | * * * * 8 * | 0 1 0 1
.. .x8.o | 0 8 | 0 0 0 0 8 | * * * * * 2 | 0 0 1 1
------------+-------+--------------+--------------+--------
x. x.8o. ♦ 16 0 | 8 16 0 0 0 | 8 2 0 0 0 0 | 1 * * *
xx xx ..&#x ♦ 4 4 | 2 2 4 2 2 | 1 0 2 2 1 0 | * 8 * *
.. xx8oo&#x ♦ n 8 | 0 8 8 0 8 | 0 1 0 8 0 1 | * * 2 *
.x .x8.o ♦ 0 16 | 0 0 0 8 16 | 0 0 0 0 8 2 | * * * 1
xxx8ooo oqo&#xt → both heights = 1/sqrt(2) = 0.707107 ({8} || pseudo (x,q)-op || {8}) o..8o.. o.. | 8 * * | 2 2 0 0 0 | 1 4 1 0 0 0 | 2 2 0 .o.8.o. .o. | * 16 * | 0 1 2 1 0 | 0 2 1 1 2 0 | 1 2 1 ..o8..o ..o | * * 8 | 0 0 0 2 2 | 0 0 1 0 4 1 | 0 2 2 ----------------+--------+--------------+---------------+------ x.. ... ... | 2 0 0 | 8 * * * * | 1 2 0 0 0 0 | 2 1 0 oo.8oo. oo.&#x | 1 1 0 | * 16 * * * | 0 2 1 0 0 0 | 1 2 0 .x. ... ... | 0 2 0 | * * 16 * * | 0 1 0 1 1 0 | 1 1 1 .oo8.oo .oo&#x | 0 1 1 | * * * 16 * | 0 0 1 0 2 0 | 0 2 1 ..x ... ... | 0 0 2 | * * * * 8 | 0 0 0 0 2 1 | 0 1 2 ----------------+--------+--------------+---------------+------ x..8o.. ... | 8 0 0 | 8 0 0 0 0 | 1 * * * * * | 2 0 0 xx. ... ...&#x | 2 2 0 | 1 2 1 0 0 | * 16 * * * * | 1 1 0 ... ... oqo&#xt | 1 2 1 | 0 2 0 2 0 | * * 8 * * * | 0 2 0 .x.8.o. ... | 0 8 0 | 0 0 8 0 0 | * * * 2 * * | 1 0 1 .xx ... ...&#x | 0 2 2 | 0 0 1 2 1 | * * * * 16 * | 0 1 1 ..x8..o ... | 0 0 8 | 0 0 0 0 8 | * * * * * 1 | 0 0 2 ----------------+--------+--------------+---------------+------ xx.8oo. ...&#x ♦ 8 8 0 | 8 8 8 0 0 | 1 8 0 1 0 0 | 2 * * xxx ... oqo&#xt ♦ 2 4 2 | 1 4 2 4 1 | 0 2 2 0 2 0 | * 8 * .xx8.oo ...&#x ♦ 0 8 8 | 0 0 8 8 8 | 0 0 0 1 8 1 | * * 2
xxx4xxx oqo&#xt → both heights = 1/sqrt(2) = 0.707107 ({8} || pseudo (x,x,q)-op || {8}) o..4o.. o.. | 8 * * | 1 1 2 0 0 0 0 0 | 1 2 2 1 0 0 0 0 | 2 1 1 0 .o.4.o. .o. | * 16 * | 0 0 1 1 1 1 0 0 | 0 1 1 1 1 1 1 0 | 1 1 1 1 ..o4..o ..o | * * 8 | 0 0 0 0 0 2 1 1 | 0 0 0 1 0 2 2 1 | 0 1 1 2 ----------------+--------+-------------------+-----------------+-------- x.. ... ... | 2 0 0 | 4 * * * * * * * | 1 2 0 0 0 0 0 0 | 2 1 0 0 ... x.. ... | 2 0 0 | * 4 * * * * * * | 1 0 2 0 0 0 0 0 | 2 0 1 0 oo.4oo. oo.&#x | 1 1 0 | * * 16 * * * * * | 0 1 1 1 0 0 0 0 | 1 1 1 0 .x. ... ... | 0 2 0 | * * * 8 * * * * | 0 1 0 0 1 1 0 0 | 1 1 0 1 ... .x. ... | 0 2 0 | * * * * 8 * * * | 0 0 1 0 1 0 1 0 | 1 0 1 1 .oo4.oo .oo&#x | 0 1 1 | * * * * * 16 * * | 0 0 0 1 0 1 1 0 | 0 1 1 1 ..x ... ... | 0 0 2 | * * * * * * 4 * | 0 0 0 0 0 2 0 1 | 0 1 0 2 ... ..x ... | 0 0 2 | * * * * * * * 4 | 0 0 0 0 0 0 2 1 | 0 0 1 2 ----------------+--------+-------------------+-----------------+-------- x..4x.. ... | 8 0 0 | 4 4 0 0 0 0 0 0 | 1 * * * * * * * | 2 0 0 0 xx. ... ...&#x | 2 2 0 | 1 0 2 1 0 0 0 0 | * 8 * * * * * * | 1 1 0 0 ... xx. ...&#x | 2 2 0 | 0 1 2 0 1 0 0 0 | * * 8 * * * * * | 1 0 1 0 ... ... oqo&#xt | 1 2 1 | 0 0 2 0 0 2 0 0 | * * * 8 * * * * | 0 1 1 0 .x.4.x. ... | 0 8 0 | 0 0 0 4 4 0 0 0 | * * * * 2 * * * | 1 0 0 1 .xx ... ...&#x | 0 2 2 | 0 0 0 1 0 2 1 0 | * * * * * 8 * * | 0 1 0 1 ... .xx ...&#x | 0 2 2 | 0 0 0 0 1 2 0 1 | * * * * * * 8 * | 0 0 1 1 ..x4..x ... | 0 0 8 | 0 0 0 0 0 0 4 4 | * * * * * * * 1 | 0 0 0 2 ----------------+--------+-------------------+-----------------+-------- xx.4xx. ...&#x ♦ 8 8 0 | 4 4 8 4 4 0 0 0 | 1 4 4 0 1 0 0 0 | 2 * * * xxx ... oqo&#xt ♦ 2 4 2 | 1 0 4 2 0 4 1 0 | 0 2 0 2 0 2 0 0 | * 4 * * ... xxx oqo&#xt ♦ 2 4 2 | 0 1 4 0 2 4 0 1 | 0 0 2 2 0 0 2 0 | * * 4 * .xx3.xx ...&#x ♦ 0 8 8 | 0 0 0 4 4 8 4 4 | 0 0 0 0 1 4 4 1 | * * * 2
© 2004-2024 | top of page |