Искать
Szilassi polyhedron
/ʃzˈɪlɐsˌi pˌɒlɪhˈiːdɹən/
/ʃzˈɪlæsi pˌɑːlɪhˈiːdɹən/
Szilassi polyhedron
01
полиэдр Силасси
a non-convex polyhedron in geometry that has an unusual property of having no faces that are triangles, despite being composed of triangular faces