Prove that any closed path is $\mathbb C$-contractible.
I basically think that any closed path is homotopic to a circle, and any circle is $\mathbb C$-contractible. I am not sure whether there is a more detailed way to prove this. Any help?
Thanks~
2026-05-17 05:15:58.1778994958
Prove that any closed path is $\mathbb C$-contractible.
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