Insideoutable

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Index Entry

Insideoutable:

"Only the tetrahedron is insideoutable."

"The tetrahedron is the only structural system that can be turned inside out.

"The octahedron is infoldable, or innestible-- hemi-hedrally."

"The icosahedron dimples locally."

Citations

1. Tetrahedron: Inside-outing of, 22 Apr'71
2. RBF holograph and sketcheson="Annihilation" Somerset Club, Boston, 22 April 1974