How Can We Help?
You are here:
< Back
In differential geometry, an almost symplectic structure on a differentiable manifold is a two-form on that is everywhere non-singular.[1] If in addition is closed then it is a symplectic form.
An almost symplectic manifold is an Sp-structure; requiring to be closed is an integrability condition.
References
- ^ Ramanan, S. (2005), Global calculus, Graduate Studies in Mathematics, vol. 65, Providence, RI: American Mathematical Society, p. 189, ISBN 0-8218-3702-8, MR 2104612.
Further reading
Alekseevskii, D.V. (2001) [1994], "Almost-symplectic structure", Encyclopedia of Mathematics, EMS Press
Basic concepts | |||||||||
---|---|---|---|---|---|---|---|---|---|
Main results (list) | |||||||||
Maps | |||||||||
Types of manifolds | |||||||||
Tensors |
| ||||||||
Related | |||||||||
Generalizations |
Categories
-
Annuals36
-
Bulbs, Corms & Tubers41
-
Ferns27
-
Fruits3
-
Garden Plants23
-
Grasses26
-
Herb17
-
Insects1
-
Mammals1
-
Midwest Native Plants0
-
Northeast Native Plants112
-
Perennials123
-
Rose1
-
Shrubs47
-
Trees112
-
Tropical Plants53
-
Upland Birds5
-
Vines18
-
Viola Tricolor1
-
Water Gardening & Plants9
-
Waterfowl0
-
Wetland Birds0
-
Wetland Plants4
-
Wildbirds172
-
Wildflowers1
-
Woodland Plants29
Table of Contents
Recent Comments