Semisolid Polyhedra

This Demonstration shows Kepler's two semisolid polyhedra.


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Kepler found two semisolid polyhedra: one composed of star octagons, the other of star decagons [1, pp. 173–174]. These can be completed to uniform polyhedra.
[1] P. R. Cromwell, Polyhedra, Cambridge: Cambridge University Press, 1997.
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