User Delio Mugnolo

2 votes

Reference request: Stability / instability theory for periodic orbits of partial differential equations

answered Oct 17, 2012 at 5:26

0 votes

Laplacian spectrum for product graphs

answered Feb 4, 2016 at 16:55

2 votes

Trace space of $H^2(\Omega)$ when $\Omega$ is Lipschitz

answered Feb 13, 2018 at 11:36

2 votes

ordered exponential of unbounded operators

answered Oct 10, 2012 at 19:38

1 vote

significance of the Fučík spectrum

answered May 9, 2016 at 8:34

5 votes

Spectral theory of graph Laplacian besides $\lambda_2$

answered May 7, 2016 at 23:31

2 votes

Strong maximum principle for heat equation. Positivity of solution

answered Apr 24, 2016 at 17:48

0 votes

Solution of Heat equation with Neumann BC in an arbitrary domain

answered Apr 24, 2016 at 17:57

9 votes

Connection between solution for Schrödinger equation and solution for heat equation

answered Apr 15, 2016 at 17:04

4 votes

Hashimoto Matrix (Non-backtracking operator) and the Graph Laplacian

answered Apr 13, 2016 at 9:07

3 votes

Accepted

On extending a semigroup property

answered Apr 13, 2016 at 8:49

2 votes

Accepted

If the two smallest eigenvalues of the Laplacian matrix of a network are equal to zero, then does it mean that the network is not connected?

answered Apr 5, 2016 at 20:33

0 votes

Holomorphy of a function with values in a Hilbert space

answered Mar 26, 2016 at 13:22

1 vote

Compact embedding and fractional Sobolev spaces in unbounded domain

answered Nov 25, 2015 at 7:52

2 votes

Evolution operator for a linear parabolic equation

answered Oct 26, 2015 at 23:46

2 votes

Accepted

Regularity up to the boundary for the Poisson problem

answered Oct 19, 2015 at 6:35

5 votes

Is every $C_0$ semigroup on a Hilbert space automatically a $C_0$ group on a larger space?

answered Oct 11, 2015 at 18:12

2 votes

Real analyticity of solution of heat equation

answered Oct 5, 2015 at 6:16

4 votes

Unbounded operator

answered Sep 21, 2015 at 19:50

2 votes

What are examples of good toy models in mathematics?

answered Dec 17, 2014 at 12:56

6 votes

Generalizations of the four-color theorem

answered Dec 8, 2014 at 0:58

2 votes

Are these three different notions of a graph Laplacian?

answered Nov 30, 2014 at 22:24

5 votes

Results true in a dimension and false for higher dimensions

answered Sep 15, 2014 at 22:02

0 votes

Find multiple non-adjacent paths in a graph

answered Jun 27, 2014 at 9:47

2 votes

Continuity with values in L^2

answered Aug 29, 2012 at 12:15

3 votes

How to model a time-discrete heat equation on a graph?

answered Jun 2, 2014 at 13:51

4 votes

Accepted

Nuclear vs Integral operators on Hilbert spaces

answered Apr 29, 2014 at 13:07

3 votes

Accepted

Estimate infinity norm with Lp and W1p norm

answered Apr 16, 2014 at 20:16

3 votes

Accepted

Laplacian matrix of a graph with negative weights

answered Apr 12, 2014 at 8:46

2 votes

Existence for ODE in Banach space (accretive operators and Crandall-Liggett)

answered Apr 8, 2014 at 4:24

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74 Answers

Reference request: Stability / instability theory for periodic orbits of partial differential equations

Laplacian spectrum for product graphs

Trace space of $H^2(\Omega)$ when $\Omega$ is Lipschitz

ordered exponential of unbounded operators

significance of the Fučík spectrum

Spectral theory of graph Laplacian besides $\lambda_2$

Strong maximum principle for heat equation. Positivity of solution

Solution of Heat equation with Neumann BC in an arbitrary domain

Connection between solution for Schrödinger equation and solution for heat equation

Hashimoto Matrix (Non-backtracking operator) and the Graph Laplacian

On extending a semigroup property

If the two smallest eigenvalues of the Laplacian matrix of a network are equal to zero, then does it mean that the network is not connected?

Holomorphy of a function with values in a Hilbert space

Compact embedding and fractional Sobolev spaces in unbounded domain

Evolution operator for a linear parabolic equation

Regularity up to the boundary for the Poisson problem

Is every $C_0$ semigroup on a Hilbert space automatically a $C_0$ group on a larger space?

Real analyticity of solution of heat equation

Unbounded operator

What are examples of good toy models in mathematics?

Generalizations of the four-color theorem

Are these three different notions of a graph Laplacian?

Results true in a dimension and false for higher dimensions

Find multiple non-adjacent paths in a graph

Continuity with values in L^2

How to model a time-discrete heat equation on a graph?

Nuclear vs Integral operators on Hilbert spaces

Estimate infinity norm with Lp and W1p norm

Laplacian matrix of a graph with negative weights

Existence for ODE in Banach space (accretive operators and Crandall-Liggett)