Abstract
Suppose a convex body wants to pass through a circular hole in a wall. Does its ability to do so depend on the thickness of the wall? In fact in most cases it does, and in this paper we present a sufficient criterion for a polytope to allow an affirmative answer to the question.
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Zamfirescu, T. Polytopes passing through circles. Period Math Hung 57, 227–230 (2008). https://doi.org/10.1007/s10998-008-8227-8
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DOI: https://doi.org/10.1007/s10998-008-8227-8