Locally holomorphic maps yield symplectic structures

dc.creatorGompf, Robert E.
dc.date2005-11-15
dc.date.accessioned2026-07-07T06:51:17Z
dc.date.available2026-07-07T06:51:17Z
dc.descriptionFor a smooth map $f:X^4\toΣ^2$ that is locally modeled by holomorphic maps, the domain is shown to admit a symplectic structure that is symplectic on some regular fiber, if and only if $f^*[Σ]\ne0$. If so, the space of symplectic forms on $X$ that are symplectic on all fibers is nonempty and contractible. The cohomology classes of these forms vary with the maximum possible freedom on the reducible fibers, subject to the obvious constraints. The above results are derived via an analogous theorem for locally holomorphic maps $f:X^{2n}\to Y^{2n-2}$ with $Y$ symplectic.
dc.description10 pages, no figures
dc.identifierhttps://arxiv.org/abs/math/0511385
dc.identifierhttp://arxiv.org/abs/math/0511385
dc.identifierComm. Anal. and Geom. 13 (2005), 511-525
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/104935
dc.subjectSymplectic Geometry
dc.subject53Dxx
dc.titleLocally holomorphic maps yield symplectic structures
dc.typetext

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