Origami splash, by Erik and Martin Demaine Black Man, by Eric Joisel (from the collection of Robert Lang) David Huffman, with one of his paper foldings, in 1978. “Origami: Art + Mathematics,” an ...
Most people wouldn't think that it would take rigorous mathematical proof to show how many folds it takes to make a donut shape out of paper. Yet, no one could quite figure it out until recently.
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