Uses advanced computer animation to discuss the problem of turning a sphere inside out by passing the surface through itself without making any holes or creases. Illustrates the homotopy with a sequence of models, showing the crucial ...See moreUses advanced computer animation to discuss the problem of turning a sphere inside out by passing the surface through itself without making any holes or creases. Illustrates the homotopy with a sequence of models, showing the crucial stages in the motion. Written by
Nelson Max
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