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Dadeslam
  • Member for 5 years, 7 months
  • Last seen this week
7 votes
1 answer
245 views

Commuting vector fields with common first integrals

6 votes
1 answer
320 views

Equivalence of two harmonic problems on different domains

6 votes
1 answer
1k views

Write the functional derivative of the Dirichlet energy

6 votes
0 answers
247 views

Entropy solution with non convex flux with derivative invertible just almost everywhere

5 votes
1 answer
900 views

From discrete dynamical system to continuous one

4 votes
1 answer
83 views

Vector function going to zero faster than the norm of its variable uniformly in time

4 votes
1 answer
139 views

Interesting change of variable for a "simple" ODE

4 votes
1 answer
435 views

Solutions of p-Laplace equation

4 votes
2 answers
2k views

Periodic boundary conditions and finite differences implementation

4 votes
1 answer
633 views

Quasi-uniform triangulations and discretizations

3 votes
0 answers
357 views

Why is the cotangent bundle (phase space) usually defined to be the prototipic symplectic manifold?

3 votes
0 answers
210 views

Importance of stability in optimal control

3 votes
1 answer
477 views

Composition of flow maps of Hamiltonian systems

2 votes
0 answers
68 views

Group action with maximal rank

2 votes
2 answers
539 views

Prove a change of coordinates is symplectic

2 votes
1 answer
193 views

Verifiy if a vector field is Hamiltonian with respect to the standard symplectic form

2 votes
0 answers
414 views

Minimization approach to p-Laplace equation

2 votes
1 answer
110 views

Average of a tensor with respect to a group action

2 votes
2 answers
217 views

Fibration in integral manifolds

2 votes
0 answers
489 views

Example of action of a Lie algebroid

2 votes
0 answers
66 views

Derivative with respect to vectorization

2 votes
1 answer
109 views

Show the level sets are connected

1 vote
1 answer
65 views

Derivative of the Cholesky factor

1 vote
0 answers
54 views

Exact one form on non-simply-connected manifold

1 vote
2 answers
757 views

Lie derivative of a volume form

1 vote
1 answer
420 views

Prove the matrix is symmetric negative definite

1 vote
1 answer
54 views

Bound quotient of maximal and minimal singular values

1 vote
1 answer
376 views

Vector field with skew-symmetric Jacobian matrix

1 vote
0 answers
81 views

Composition of gradients

1 vote
0 answers
103 views

When is the cotangent bundle of a smooth manifold homogeneous?