Scott Armstrong's user avatar
Scott Armstrong's user avatar
Scott Armstrong's user avatar
Scott Armstrong
  • Member for 13 years, 11 months
  • Last seen more than a week ago
24 votes
Accepted

Why are viscosity solutions useful solutions?

22 votes

Prominent non-mathematical work of mathematicians

16 votes

Probabilistic proofs of analytic facts

9 votes

Differentiable functions with discontinuous derivatives

9 votes
Accepted

Dependence of the Hölder exponent in De Giorgi-Nash-Moser

7 votes
Accepted

Reference request: Constant Hölder estimates

6 votes

If a PDE has a unique classical solution, must it have a unique viscosity solution?

5 votes
Accepted

Dirichlet-to-Neumann map on Lipschitz domains

5 votes
Accepted

Reference or proof of a lemma in PDE

5 votes
Accepted

Approximate Sobolev embedding

4 votes
Accepted

Smooth dependence of parameter of PDE - viscosity solutions

4 votes
Accepted

Convergence of discrete Laplacian to continuous one

4 votes
Accepted

Monge Ampere equations (concavity)

3 votes
Accepted

monotone parabolic systems, convex variational structure and Legendre transform

3 votes
Accepted

Symmetry of random walk in a random environment

3 votes
Accepted

Prove Liouville theorem without using mean value property

3 votes
Accepted

Estimates for linear elliptic PDE in the whole of $\mathbb{R}^n$

2 votes
Accepted

An interpolation type inequality

1 vote
Accepted

Asymptotic behaviour near the boundary in the Dirichlet problem for the Laplacian.

1 vote

Proof of vanishing viscosity error rate

1 vote

Relationship between elliptic and parabolic problems and their discretizations

1 vote
Accepted

Elliptic Regularity with Gibbs Measure Satisfying Bakry-Emery Condition

1 vote

$W^{k,1}$ regularity for elliptic equations