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regular icosahedron

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regular icosahedron

[′reg·yə·lər ī‚käs·ə′hē·drən]
(mathematics)
A 20-sided regular polyhedron, having five equilateral triangles meeting at each face.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
Let [DELTA] be the regular icosahedron that is dual to the dodecahedron in Section 7 (see Figure 7).
Toric Geometry of the Regular Convex Polyhedra
It is presented in Figure 3, from where it is obvious how the labels of vertices of that polyhedron are chosen, starting from the labels of vertices of the affine regular icosahedron.
Affine fullerene [C.sub.60] in a GS-quasigroup
5a, 5b, 5c), or the duality of regular dodecahedrons and a regular icosahedron (Fig.
Non-traditional approaches to selected stereometric problems through DGS
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