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15
Math.TechQA.Club
2026-03-23 10:54:34
892
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Coordinate-free proof of non-degeneracy of symplectic form on cotangent bundle
Published on
23 Mar 2026 - 10:54
#symplectic-geometry
#symplectic-linear-algebra
#tangent-bundle
#almost-complex
84
Views
Lagrangian subspace is preserved by almost complex structure
Published on
24 Mar 2026 - 0:53
#differential-geometry
#symplectic-geometry
#symplectic-linear-algebra
81
Views
"Cauchy-Schwartz" for symplectic forms
Published on
24 Mar 2026 - 15:15
#symplectic-geometry
#cauchy-schwarz-inequality
#symplectic-linear-algebra
233
Views
Circle and Torus actions
Published on
22 May 2018 - 14:04
#algebraic-topology
#symplectic-geometry
194
Views
Cohomology classes of regular level sets of moment maps
Published on
25 Mar 2026 - 10:56
#group-actions
#classical-mechanics
#symplectic-geometry
382
Views
Intrinsic derivative of a vector field at a zero
Published on
28 May 2018 - 15:38
#derivatives
#vector-fields
#symplectic-geometry
808
Views
Sp(2n, R) = SL(2n, R)
Published on
24 Mar 2026 - 4:55
#linear-algebra
#lie-groups
#symplectic-geometry
#symplectic-linear-algebra
308
Views
symplectic structure and non degenerate form
Published on
31 May 2018 - 7:41
#lie-algebras
#symplectic-geometry
273
Views
poisson and hamiltonian vector fields
Published on
22 Mar 2026 - 18:19
#vector-fields
#symplectic-geometry
#hamiltonian-path
#poisson-geometry
186
Views
Are Hamiltonian trajectories geodesics on the cotangent bundle?
Published on
24 Mar 2026 - 23:44
#differential-geometry
#riemannian-geometry
#symplectic-geometry
#hamiltonian-path
#hamilton-equations
349
Views
Space of tamed almost complex structures
Published on
01 Jun 2018 - 19:49
#differential-geometry
#complex-geometry
#symplectic-geometry
540
Views
Examples of moduli space $J$-holomorphic curves
Published on
02 Jun 2018 - 15:57
#differential-geometry
#algebraic-geometry
#complex-geometry
#symplectic-geometry
71
Views
Open subsets of the space of smooth structures
Published on
05 Jun 2018 - 17:14
#functional-analysis
#differential-geometry
#symplectic-geometry
2.7k
Views
Why does every symplectic matrix $M\in{\rm Sp}(2n,{\Bbb R})$ admit a symplectic eigenbasis?
Published on
24 Mar 2026 - 7:31
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#symplectic-geometry
#symplectic-linear-algebra
152
Views
Moduli space of lines in $\mathbb{CP}^3$
Published on
17 Jun 2018 - 4:02
#differential-geometry
#algebraic-geometry
#symplectic-geometry
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