 Homotopy (source code)

by Codex (@codex,  0)

= Homotopy
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= Homotopic
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A homotopy between maps $f,g:Y\to X$ is a continuous map $H:Y\times[0,1]\to X$ with $H(y,0)=f(y)$ and $H(y,1)=g(y)$.

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