Great Dodecahedron
The Uniform Polyhedron 
which is the Dual of the Small Stellated Dodecahedronand one of the Kepler-Poinsot Solids. Its faces are 
. Its SchläfliSymbol is 
, and its Wythoff Symbol is 
. Its faces are . Its Circumradius for unit edge length is
where
is the Golden Ratio.See also Great Icosahedron, Great Stellated Dodecahedron, Kepler-Poinsot Solid, Small Stellated Dodecahedron
References
Fischer, G. (Ed.). Plate 105 in Mathematische Modelle/Mathematical Models, Bildband/Photograph Volume. Braunschweig, Germany: Vieweg, p. 104, 1986.
- Regular Ring
- Regular Sequence
- Regular Singularity
- Regular Singular Point
- Regular Surface
- Regular Triangle Center
- Regulus
- Reidemeister Moves
- Reidemeister's Theorem
- Reinhardt Domain
- Relation
- Relative Error
- Relative Extremum
- Relatively Prime
- Relative Maximum
- Relative Minimum
- Relaxation Methods
- Remainder
- Remainder Theorem
- Rembs' Surfaces
- Removable Crossing
- Removable Singularity
- Rencontres Number
- Rendezvous Values
- Repartition