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1 paper

math.AT2023

Smith-Gysin Sequence

J. I. Royo Prieto, M. Saralegi Aranguren, R. Wolak

Starting with a manifold and a semi-free action of on it, we have the Smith-Gysin sequence: $$ \cdots \to H^{*}( M) \to H^{*-3}(M/S^3, M^{S^3}) \oplus H^{*} (M^{S^3}) \to…