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Results tagged with at.algebraic-topology
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user 14536
Homotopy theory, homological algebra, algebraic treatments of manifolds.
8
votes
Accepted
3-colored triangulations of the sphere $S^2$, and Sperner's Lemma
A counting proof shows that this observation is unrelated to the global topology.
Every edge is monochromatic or dichromatic. How many dichromatic edges are there? If each triangle tells you its num …
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