Let $X$ be a $CW$-Complex such that in the cell decomposition of $X$ there is no $1$ cell.Is there any 'easy' way to show that $\pi_1(X)$ is zero?
I am looking for a easy proof without using some big results like 'simplicial approximation theorem'
2026-03-28 20:58:24.1774731504
Fundamental group of a space with no one cell?
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