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agt's user avatar
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agt
  • Member for 13 years, 1 month
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19 votes
Accepted

How transitive are the actions of symplectomorphism groups ?

15 votes

Least number of charts to describe a given manifold

15 votes

G-bundles in classical mechanics

13 votes

What is soliton

13 votes

Why is the Laplacian ubiquitous?

12 votes

Is this 1974 claim still valid?

10 votes

Early two-author math papers

10 votes
Accepted

Why is every Hamiltonian system locally integrable?

7 votes

Old books still used

7 votes

The Jacobi Identity for the Poisson Bracket

7 votes
Accepted

The third axiom in the definition of (infinite-dimensional) vector bundles: why?

6 votes

Most memorable titles

6 votes

Most memorable titles

5 votes

Is an injective smooth map an immersion?

4 votes

Periodic orbits of Hamiltonian systems

4 votes

symplectic form with partition on unity

3 votes

What does the word "symplectic" mean?

3 votes

Momentum maps and matrix poisson brackets.

3 votes

On closed totally disconnected subgroups of connected real Lie groups

3 votes

A book on Banach Manifold for a Dynamicist

3 votes

A good primer for geometric quantization.

2 votes

Characterization of the Lie derivative

2 votes

Video lectures of mathematics courses available online for free

2 votes

Navier-Stokes equations in Riemannian geometry

2 votes

when can we lift an action of Lie algebra?

2 votes

Mathematicians failing to solve problems despite having all methods required

2 votes
Accepted

Deeper meanings of Phase Space -- any books?

2 votes

What is the role of contact geometry in the hamiltonian mechanics?

2 votes

General Equilibrium for Mathematicians

2 votes

Geometrical meaning of the Ricci Tensor and its Symmetry