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Results tagged with differential-topology
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user 167345
The study of differentiable manifolds and differentiable maps. One fundamental problem is that of classifying manifolds up to diffeomorphism. Differential topology is what Poincaré understood as topology or “analysis situs”.
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Simple properties of the codifferential
To define $\star$ you need either a symplectic form or a Riemannian metric. Let us consider the first case.
In this case, this isomorphism basically depends only on a symplectic form $\omega$. That is …
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