Acronym squepe
Name square pennene
|,>,O device line prism pyramid pyramid pyramid pyramid = ||>>>>
Circumradius 1/sqrt(2) = 0.707107
Confer
uniform relative:
gee  
related segmentopeta:
tacpy   hexasc   octete  

This polypeton is topologically its own dual.

Considering one of the vertices of tet as a tip atop the square instead, one recognizes this figure to be likewise the tegum product of {3} with squippy. Then it could be seen too as a diminishing of octete.


Incidence matrix according to Dynkin symbol

xo4oo ox3oo3oo&#x - height = 1/sqrt(8) = 0.353553
(tegum product of {4} with tet)

o.4o. o.3o.3o.    | 4 * | 2  4 0 | 1  8  6 0 | 4 12  4 0 | 6  8 1 | 4 2
.o4.o .o3.o3.o    | * 4  0  4 3 | 0  4 12 3 | 1 12 12 1 | 3 12 4 | 3 4
------------------+-----+--------+-----------+-----------+--------+----
x. .. .. .. ..    | 2 0 | 4  * * | 1  4  0 0 | 4  6  0 0 | 6  4 0 | 4 1
oo4oo oo3oo3oo&#x | 1 1 | * 16 * | 0  2  3 0 | 1  6  3 0 | 3  6 1 | 3 2
.. .. .x .. ..    | 0 2 | *  * 6  0  0  4 2 | 0  4  8 1 | 1  8 4 | 2 4
------------------+-----+--------+-----------+-----------+--------+----
x.4o. .. .. ..    | 4 0 | 4  0 0 | 1  *  * * | 4  0  0 0 | 6  0 0 | 4 0
xo .. .. .. ..&#x | 2 1 | 1  2 0 | * 16  * * | 1  3  0 0 | 3  3 0 | 3 1
.. .. ox .. ..&#x | 1 2 | 0  2 1 | *  * 24 * | 0  2  2 0 | 1  4 1 | 2 2
.. .. .x3.o ..    | 0 3 | 0  0 3 | *  *  * 4  0  0  4 1 | 0  4 4 | 1 4
------------------+-----+--------+-----------+-----------+--------+----
xo4oo .. .. ..&#x  4 1 | 4  4 0 | 1  4  0 0 | 4  *  * * | 3  0 0 | 3 0
xo .. ox .. ..&#x  2 2 | 1  4 1 | 0  2  2 0 | * 24  * * | 1  2 0 | 2 1
.. .. ox3oo ..&#x  1 3 | 0  3 3 | 0  0  3 1 | *  * 16 * | 0  2 1 | 1 2
.. .. .x3.o3.o     0 4 | 0  0 6 | 0  0  0 4 | *  *  * 1 | 0  0 4 | 0 4
------------------+-----+--------+-----------+-----------+--------+----
xo4oo ox .. ..&#x  4 2 | 4  8 1 | 1  8  4 0 | 2  4  0 0 | 6  * * | 2 0
xo .. ox3oo ..&#x  2 3 | 1  6 3 | 0  3  6 1 | 0  3  2 0 | * 16 * | 1 1
.. .. ox3oo3oo&#x  1 4 | 0  4 6 | 0  0  6 4 | 0  0  4 1 | *  * 4 | 0 2
------------------+-----+--------+-----------+-----------+--------+----
xo4oo ox3oo ..&#x  4 3 | 4 12 3 | 1 12 12 1 | 3 12  4 0 | 3  4 0 | 4 *
xo .. ox3oo3oo&#x  2 4 | 1  8 6 | 0  4 12 4 | 0  6  8 1 | 0  4 2 | * 4

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