Acronym siddid (old: siided)
TOCID symbol sED*
Name snub dodecadodecahedron,
chaugnar faugn
 
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Vertex figure [5/2,3,3,5,3]
Colonel of regiment (is itself locally convex – no other uniform polyhedral members)
Confer
compounds:
disdid  
External
links
hedrondude   wikipedia   mathworld

As abstract polytope siddid is isomorphic to isdid, thereby replacing prograde pentagrams by retrrograde ones.


Incidence matrix according to Dynkin symbol

s5/2s5s

demi( .   . . ) | 60 |  1  2  2 |  1  1  3
----------------+----+----------+---------
      s   2 s     2 | 30  *  * |  0  0  2
sefa( s5/2s . ) |  2 |  * 60  * |  1  0  1
sefa( .   s5s ) |  2 |  *  * 60 |  0  1  1
----------------+----+----------+---------
      s5/2s .     5 |  0  5  0 | 12  *  *
      .   s5s     5 |  0  0  5 |  * 12  *
sefa( s5/2s5s ) |  3 |  1  1  1 |  *  * 60

starting figure: x5/2x5x

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