Homotopy spheres IV (Ex)
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(Created page with "<wikitex>; Let $M$ be a closed smooth $4j$-manifold of signature zero and let $\Sigma \in bP_{4k-1}$, $k \geq 2$. {{beginthm|Exercise}} Show that there is a diffeomorphism $M ...")
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(Created page with "<wikitex>; Let $M$ be a closed smooth $4j$-manifold of signature zero and let $\Sigma \in bP_{4k-1}$, $k \geq 2$. {{beginthm|Exercise}} Show that there is a diffeomorphism $M ...")
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Revision as of 00:48, 26 August 2013
Let be a closed smooth -manifold of signature zero and let , .
Exercise 0.1. Show that there is a diffeomorphism .