Ivan Shishkin, Birch Grove

Homotopie de chemins

Definition / Topology / Usable

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Une homotopie de chemins entre deux chemins γ0,γ1:[0,1]X\gamma_{0},\gamma_{1}:[0,1]\rightarrow X avec les mêmes extrémités est une homotopieEN
H:[0,1]×[0,1]XH:[0,1]\times[0,1]\rightarrow Xtelle que les extrémités restent fixées :
H(0,s)=γ0(0)=γ1(0),    H(1,s)=γ0(1)=γ1(1).H(0,s)=\gamma_{0}(0)=\gamma_{1}(0),\;\; H(1,s)=\gamma_{0}(1)=\gamma_{1}(1).

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  • Trouvez une homotopie du plan entre les demi-cercles vert et rouge ci-dessous.

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    Open exerciseDifficulty 30/100 · 1 solution · 0 hints
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