, Volume 89, Issue 1, pp 13-36

Examples of symplectic structures

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In this paper we construct symplectic forms \(\tilde \omega _k , k \geqq 0\) , on a compact manifold \({\tilde Y}\) which have the same homotopy theoretic invariants, but which are not diffeomorphic.

Research partially supported by NSF grant no. DMS 8504355