List questions from spectral-theory

Published on 26 May 2014 - 21:38

40

Views

When $A_y$ is invertible?

Published on 26 May 2014 - 23:06

85

Views

When can we get discrete spectrum?

Published on 27 May 2014 - 4:07

58

Views

How to show that the spectrum is equal to the range of $y$

Published on 27 May 2014 - 17:59

129

Views

How to show whether this operator is normal? self-adjoint? unitary?

Published on 27 May 2014 - 18:19

165

Views

Finding spectrum of the operator A

Published on 27 May 2014 - 18:25

148

Views

Operators $A$ such that $e^A$ is norm preserving

Published on 28 May 2014 - 16:58

62

Views

Spectral theory - how to prove this lemma?

Published on 30 May 2014 - 12:59

3.5k

Views

Resolvent: Definition

Published on 30 May 2014 - 21:17

75

Views

Inequality norms

Published on 26 Mar 2026 - 11:16

1.1k

Views

What makes compact operators special?

Published on 26 Mar 2026 - 9:25

309

Views

Question about a counterexample concerning compact operators

Published on 26 Mar 2026 - 9:25

261

Views

Book on periodic Schrödinger operators

Published on 02 Jun 2014 - 12:16

485

Views

Cayley Transform: well defined?

Published on 03 Jun 2014 - 8:58

980

Views

Operator: not closable!

Published on 03 Jun 2014 - 17:40

List Question

How to find the point spectrum $\sigma_p(A)$ of $A$

When $A_y$ is invertible?

When can we get discrete spectrum?

How to show that the spectrum is equal to the range of $y$

How to show whether this operator is normal? self-adjoint? unitary?

Finding spectrum of the operator A

Operators $A$ such that $e^A$ is norm preserving

Spectral theory - how to prove this lemma?

Resolvent: Definition

Inequality norms

What makes compact operators special?

Question about a counterexample concerning compact operators

Book on periodic Schrödinger operators

Cayley Transform: well defined?

Operator: not closable!

Trending Questions

Popular # Hahtags

Popular Questions