tableau.dmps.k12.ia.us Библиографические данные. Название. Hexaflexagons and Other Mathematical Diversions: The First Scientific American Book of Puzzles and Games. Автор.
Department of Mathematics | Van Vleck Hall, 480 Lincoln Drive ... (Redirected from Hexaflexagons). In geometry, flexagons are flat models, usually constructed by folding strips of paper, that can be flexed or folded in certain ways to reveal faces besides the two that were originally on the back and front.
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