Skip to main content

All Questions

5 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
4 votes
0 answers
747 views

Maximum Principles in Parabolic PDE with Neumann Condition

I am looking for some maximum principles and comparison results for parabolic equations. The most complete book I've found on this subject is: Murray Protter, Hans Weinberger - Maximum Principles in ...
Bogdan's user avatar
  • 1,759
4 votes
0 answers
500 views

Properties of the solution of the heat equation

Note 1: the following question has been post on Math Stackexchange here but receive no respond. So I post it here to get more attention. Note 2: This is my research problem, but the original problem ...
JumpJump's user avatar
  • 679
1 vote
0 answers
70 views

Examples of reaction-diffusion systems with analytical solutions

I want to study how some numerical schemes work on $2$-dimensional reaction-diffusion systems on rectangles with Neumann Boundary conditions and I search for a while for a problem of the form: $$\...
Bogdan's user avatar
  • 1,759
1 vote
0 answers
99 views

Existence of a viscosity solution

Setup I'm trying to find sufficient conditions for the existence of a viscosity solution to the following PDE, $$ f(t,s,z) + \partial_sf(t,s,z) \\ + \sum_{i=1}^{\infty} \left[ \partial_{z_i} f(t,s,z)...
ABIM's user avatar
  • 5,405
0 votes
0 answers
83 views

Partial derivative of the Bessel's operator

Let $J^s = (I- \Delta)^{\frac{s}{2}}$ where $\Delta$ is the Laplacian, and $w(x,y) \in L^2(\mathbb{T}^2)$. During my study to the paper, https://arxiv.org/pdf/1809.02027.pdf, the author stated that $$\...
Mr. Proof's user avatar
  • 159