Toroid with 24 Congruent Faces

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This Demonstration shows a toroid with 24 congruent faces.

Contributed by: Lajos Szilassi (University of Szeged, Hungary) and Izidor Hafner (May 2016)
Additional contribution by: Sándor Kabai
Open content licensed under CC BY-NC-SA



According to [1, p. 79 and 2, pp. 333–335], the author is not aware of the existence of a toroid with fewer than 24 congruent faces.


[1] L. Szilassi, "Regular Toroids," Structural Topology, Université de Montréal, 13, 1986 pp. 69–80.

[2] L. Szilassi, "On Three Classes of Regular Toroids," Symmetry: Culture and Science, 11(1–4), 2000 pp. 317–335.

[3] B. M. Stewart, Adventures among the Toroids, Okemos, Michigan: B. M. Stewart, rev. 2nd ed., 1980 p. 199.

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