List questions from unitary-matrices

Published on 28 Jan 2022 - 0:33

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Volume of $SU(2)$ and Haar Integral

Published on 02 Feb 2022 - 7:35

305

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Making complex matrix real with unitary transformation

Published on 27 Mar 2026 - 4:22

93

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Tensor product of groups and irreducible representations

Published on 03 Feb 2022 - 1:55

144

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Show that no $d×d$ unitary matrix $U$ satisfies the condition $|\langle \psi | U | \psi \rangle|^2 = 0$ for every $|\psi_i| \in C^d$

Published on 27 Mar 2026 - 1:47

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Unitary transformation on vector is equal to the transpose on its orthogonal vector?

Published on 27 Mar 2026 - 1:46

109

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Matrix-rank nonincreasing unitary tensor operations

Published on 23 Feb 2026 - 10:43

156

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Prove unitary matrices do not alter the magnitude of a column vector with complex elements

Published on 15 Feb 2022 - 0:12

48

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Unitary representations have unitary matrices

Published on 17 Feb 2022 - 1:27

43

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Number of solutions in a finite field corresponding to one-dimensional isotropic subspaces

Published on 17 Feb 2022 - 9:49

123

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Unitary equivalence of sums of unitary equivalent hermitian matrices

Published on 27 Mar 2026 - 6:12

114

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Matrices that are simultaneously Hermitian and unitary

Published on 27 Mar 2026 - 6:09

270

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Unitary transformation with T invariant subspace

Published on 27 Mar 2026 - 5:58

177

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Is there a name for this 'splitting' of an orthogonal structure into unitary and symplectic structures?

Published on 24 Feb 2026 - 2:18

80

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SU(2) invariant structures and the Frobenius Schur indicator

Published on 26 Mar 2026 - 23:09

List Question

If 4 Unitary maps amount to the identity, whats the general relationship between them?

Volume of $SU(2)$ and Haar Integral

Making complex matrix real with unitary transformation

Tensor product of groups and irreducible representations

Show that no $d×d$ unitary matrix $U$ satisfies the condition $|\langle \psi | U | \psi \rangle|^2 = 0$ for every $|\psi_i| \in C^d$

Unitary transformation on vector is equal to the transpose on its orthogonal vector?

Matrix-rank nonincreasing unitary tensor operations

Prove unitary matrices do not alter the magnitude of a column vector with complex elements

Unitary representations have unitary matrices

Number of solutions in a finite field corresponding to one-dimensional isotropic subspaces

Unitary equivalence of sums of unitary equivalent hermitian matrices

Matrices that are simultaneously Hermitian and unitary

Unitary transformation with T invariant subspace

Is there a name for this 'splitting' of an orthogonal structure into unitary and symplectic structures?

SU(2) invariant structures and the Frobenius Schur indicator

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