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(436) 2

Part of 1994 Tournament Of Towns

Problems(1)

TOT 436 1994 Autumn A S2 divide space into congruent tetrahedra

Source:

6/12/2024
Show how to divide space into (a) congruent tetrahedra, (b) congruent “equifaced” tetrahedra. (A tetrahedron is called equifaced if all its faces are congruent triangles.)
(NB Vassiliev)
combinatorics3D geometrycombinatorial geometrytetrahedron