Is there a natural number $n$, a compact Lie group $G$ of dimension less than $n$ and a continuous map $f:S^n \to G$ with $f(-x)=f(x)^{-1}$, such that $f$ is not a a null homotopic map? This question was included in the following MSE postthis MSE post but I did not receivedreceive any answer.
David Roberts
- 35.5k
- 11
- 124
- 349