List questions from adjoint-operators

Published on 20 Feb 2021 - 0:17

203

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Adjoint system associated to a linear system of PDEs

Published on 22 Feb 2021 - 12:22

64

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Showing the inverse of A is A*

Published on 22 Feb 2021 - 23:09

42

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Adjoint of a matrix operator

Published on 03 Mar 2021 - 15:56

214

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Is the image of closed unit ball under the linear operator closed?

Published on 07 Mar 2021 - 17:44

84

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equivalent characterization of anti-symmetric operator in complex Hilbert space

Published on 08 Mar 2021 - 4:44

166

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Is it true that $\text {ran} (T^*)$ is closed whenever $\text {ran} (T)$ is closed?

Published on 08 Mar 2021 - 19:55

320

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Comparing Hamiltonians - Quantum harmonic oscillator

Published on 26 Mar 2026 - 22:19

217

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Product of Hermitian operators

Published on 29 Mar 2026 - 22:38

2k

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Are the following two inner products on differential forms equal?

Published on 26 Mar 2026 - 22:13

370

Views

Explicit formula for codifferential

Published on 27 Mar 2026 - 11:44

1k

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On the adjoint of a densely defined unbounded operator

Published on 29 Mar 2026 - 1:35

59

Views

Is there any reason to restrict the Hermitian adjoint to linear operators?

Published on 26 Mar 2021 - 3:51

25

Views

Inner product and adjoint mapping in matrices

Published on 26 Mar 2021 - 20:31

69

Views

A question regarding normal and adjoint operators

Published on 31 Mar 2021 - 9:39

List Question

Find the adjoint of an operator $T\colon \ell^1\to\ell_0^\infty$

Adjoint system associated to a linear system of PDEs

Showing the inverse of A is A*

Adjoint of a matrix operator

Is the image of closed unit ball under the linear operator closed?

equivalent characterization of anti-symmetric operator in complex Hilbert space

Is it true that $\text {ran} (T^*)$ is closed whenever $\text {ran} (T)$ is closed?

Comparing Hamiltonians - Quantum harmonic oscillator

Product of Hermitian operators

Are the following two inner products on differential forms equal?

Explicit formula for codifferential

On the adjoint of a densely defined unbounded operator

Is there any reason to restrict the Hermitian adjoint to linear operators?

Inner product and adjoint mapping in matrices

A question regarding normal and adjoint operators

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