Is there a way to construct an explicit isomorphism between Cech cohomology and singular cohomology for degree 1? If yes can this be extended to higher degee?
2026-04-07 12:02:50.1775563370
Explicit map between $\check{H}^1(M,\underline{\mathbb{R}})$ and $H^1(M,\mathbb{R})$
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