List questions from unitary-matrices

Published on 10 May 2026 - 16:13

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Prove that a normal matrix can be completely determined by its eigen values and a unitary matrix.

Published on 25 Mar 2026 - 17:45

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Unclear theorem about unitary transformations

Published on 11 May 2026 - 6:28

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self-adjoint operator intuition

Published on 25 Mar 2026 - 22:01

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unitary operator explanation

Published on 25 Mar 2026 - 16:06

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Is it possible to construct a basis of SU(2) using SU(3)?

Published on 25 Mar 2026 - 17:45

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Let $A$ be a normal matrix. Prove that if $|\lambda| = 1$ for all eigenvalues $\lambda$ of $A$ then $A$ is unitary.

Published on 25 Mar 2026 - 17:43

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Show that $(Tx,Ty)=0$ if $(x,y)=0$ implies that $T$ is a multiple of a unitary map

Published on 25 Mar 2026 - 16:03

200

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Finite-dimensional unitary spaces: are $A^A$ and $AA^$ are always unitarily equivalent?

Published on 25 Mar 2026 - 19:03

517

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distance between two $\mathrm{SU}(2)$ matrices?

Published on 25 Mar 2026 - 16:06

130

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Schur decomposition of a "flipped" triangular matrix

Published on 11 May 2026 - 1:27

790

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Prove that V is an identity operator

Published on 25 Mar 2026 - 15:58

88

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Exponential form of an element in SU(4)

Published on 25 Mar 2026 - 16:01

497

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Do Pauli matrices correspond to rotations in R^3 like SU(2) matrices?

Published on 25 Mar 2026 - 19:04

58

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The Abelianizations of Finite Unitary Groups

Published on 25 Mar 2026 - 17:40

List Question

The number of unitary circulant matrices over a finite field $\mathbb{F}_{q^2}$

Prove that a normal matrix can be completely determined by its eigen values and a unitary matrix.

Unclear theorem about unitary transformations

self-adjoint operator intuition

unitary operator explanation

Is it possible to construct a basis of SU(2) using SU(3)?

Let $A$ be a normal matrix. Prove that if $|\lambda| = 1$ for all eigenvalues $\lambda$ of $A$ then $A$ is unitary.

Show that $(Tx,Ty)=0$ if $(x,y)=0$ implies that $T$ is a multiple of a unitary map

Finite-dimensional unitary spaces: are $A^A$ and $AA^$ are always unitarily equivalent?

distance between two $\mathrm{SU}(2)$ matrices?

Schur decomposition of a "flipped" triangular matrix

Prove that V is an identity operator

Exponential form of an element in SU(4)

Do Pauli matrices correspond to rotations in R^3 like SU(2) matrices?

The Abelianizations of Finite Unitary Groups

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