List questions from operator-theory

Published on 26 Mar 2026 - 17:18

92

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Technical operator theory question on Albeverio's "Solvable Models in quantum mechanics"

Published on 27 Mar 2026 - 2:34

169

Views

Eigenvalues of Operator on $L^{2}[0, 1]$

Published on 17 Dec 2018 - 14:57

168

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Uniformly bounding a sequence $(\mathbf\Lambda_n^{-1})_{n=1}^\infty$ of inverses of bounded linear operators

Published on 17 Dec 2018 - 17:16

97

Views

unitization of an essential ideal

Published on 26 Mar 2026 - 17:18

695

Views

Prove that $T$ is bounded and find its norm

Published on 01 Apr 2026 - 0:30

77

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Relationship between compact operators and coefficients tending to zero

Published on 28 Mar 2026 - 13:27

175

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OC of Adjoint Operator’s Image is subset of Kernel

Published on 26 Mar 2026 - 9:13

47

Views

infinite dimensional representation of a $C^*$ algebra

Published on 26 Mar 2026 - 17:12

187

Views

Showing that is a normal operator

Published on 26 Mar 2026 - 12:04

987

Views

Prove a formula related to the Moore-Penrose pseudo-inverse of operators

Published on 20 Dec 2018 - 9:04

2.6k

Views

General relationship between Green's functions and propagators?

Published on 27 Mar 2026 - 6:09

1.2k

Views

If $T$ is compact such as $T(e_n)=\lambda_n e_n$ then $\lim_n\lambda_n=0$

Published on 28 Mar 2026 - 15:19

249

Views

A non compact operator on $L^2[0,1]$

Published on 25 Mar 2026 - 16:06

841

Views

Self adjoint operators and trace class property

Published on 22 Dec 2018 - 15:57

List Question

an element in $\prod_n M_n(\Bbb C)$

Technical operator theory question on Albeverio's "Solvable Models in quantum mechanics"

Eigenvalues of Operator on $L^{2}[0, 1]$

Uniformly bounding a sequence $(\mathbf\Lambda_n^{-1})_{n=1}^\infty$ of inverses of bounded linear operators

unitization of an essential ideal

Prove that $T$ is bounded and find its norm

Relationship between compact operators and coefficients tending to zero

OC of Adjoint Operator’s Image is subset of Kernel

infinite dimensional representation of a $C^*$ algebra

Showing that is a normal operator

Prove a formula related to the Moore-Penrose pseudo-inverse of operators

General relationship between Green's functions and propagators?

If $T$ is compact such as $T(e_n)=\lambda_n e_n$ then $\lim_n\lambda_n=0$

A non compact operator on $L^2[0,1]$

Self adjoint operators and trace class property

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