List questions from self-adjoint-operators

Published on 07 Dec 2018 - 11:46

109

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To prove an inequality regarding to the resolvent of a self-adjoint operator.

Published on 08 Dec 2018 - 8:22

43

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Different conditions for self-adjoint property

Published on 10 Dec 2018 - 14:33

90

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Weyl sequence for oscillator harmonic

Published on 25 Mar 2026 - 2:57

45

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Conditions for Boundedness of Spectral Measures of Perturbations of Self-Adjoint Operators?

Published on 14 Mar 2026 - 22:57

139

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To find a symmetric operator that is not essentially self-adjoint under some conditions.

Published on 14 Mar 2026 - 19:41

334

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We have a linear operator T. Show $T^2=Id$ implies $T=T^*$

Published on 14 Mar 2026 - 19:44

1.2k

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Bounded and Self-adjoint Linear Operator and Its Inverse

Published on 16 Mar 2026 - 7:56

47

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Connection between selfadjoint and normal matices

Published on 15 Mar 2026 - 13:07

849

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RAGE theorem for absolutely continuous spectrum?

Published on 15 Mar 2026 - 8:40

271

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Strictly positive inner product for a pair of non-zero, positive operators.

Published on 28 Jan 2019 - 12:47

502

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A self-adjoint operator without eigenvalues and with spectrum equal to {0}

Published on 14 Mar 2026 - 18:53

96

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proof about self-adjoint operators $T,P$

Published on 15 Mar 2026 - 12:56

91

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Show that an operator is symmetric but not selfadjoint.

Published on 15 Mar 2026 - 3:14

53

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Source for a particular proof of the spectral theorem.

Published on 15 Mar 2026 - 0:57

List Question

A multiplicative operator is self-adjoint

To prove an inequality regarding to the resolvent of a self-adjoint operator.

Different conditions for self-adjoint property

Weyl sequence for oscillator harmonic

Conditions for Boundedness of Spectral Measures of Perturbations of Self-Adjoint Operators?

To find a symmetric operator that is not essentially self-adjoint under some conditions.

We have a linear operator T. Show $T^2=Id$ implies $T=T^*$

Bounded and Self-adjoint Linear Operator and Its Inverse

Connection between selfadjoint and normal matices

RAGE theorem for absolutely continuous spectrum?

Strictly positive inner product for a pair of non-zero, positive operators.

A self-adjoint operator without eigenvalues and with spectrum equal to {0}

proof about self-adjoint operators $T,P$

Show that an operator is symmetric but not selfadjoint.

Source for a particular proof of the spectral theorem.

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