List questions from quantum-information

Published on 27 Mar 2026 - 1:43

49

Views

Why is $\Phi(X) = \mathrm{Tr}_\mathcal X(J(\Phi)(1_\mathcal Y \otimes X^T))$?

Published on 28 Mar 2022 - 2:37

198

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Prove that the Werner-Holevo channel $C(X)\equiv\frac1{n\pm1}({\rm Tr}(X)I_n\pm X^T)$ is a quantum channel

Published on 26 Apr 2022 - 12:03

80

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Understanding Uhlmann Monotonicity Theorem on von Neumann Algebras

Published on 11 May 2022 - 18:38

47

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Inner Product of Quantum States - Is this Calculation Correct?

Published on 23 May 2022 - 12:56

82

Views

log det on density matrix plus identity

Published on 27 Mar 2026 - 1:43

70

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Approximating an exponent of non-commutative matrices as a product of exponents

Published on 26 May 2022 - 7:01

80

Views

integrating multiplication of complex functions

Published on 08 Jun 2022 - 7:58

63

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Set of Density Operators with Separable Eigenbasis

Published on 30 Jun 2022 - 20:01

62

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Find angle $\alpha$ in equation containing weighted sum of $\sin(\alpha)$ and $\cos(\alpha)$.

Published on 14 Jul 2022 - 8:13

56

Views

Solving $B=m\cos^2\alpha + k\cos\alpha\sin\alpha + n\sin^2\alpha$ for $\alpha$

Published on 14 Jul 2022 - 14:19

53

Views

How to understand powers of operators in the Petz-Renyi relative entropy?

Published on 19 Jul 2022 - 18:12

695

Views

What does the dot dot dot mean in math?

Published on 19 Jul 2022 - 23:28

183

Views

What does CPTP mean to the $N^2 \times N^2$ matrix form of quantum channels?

Published on 09 Aug 2022 - 3:31

164

Views

looking for some good books in quantum algebra which will help in quantum information

Published on 23 Aug 2022 - 15:02

List Question

Does quantum logic describe quantum logic gates?

Why is $\Phi(X) = \mathrm{Tr}_\mathcal X(J(\Phi)(1_\mathcal Y \otimes X^T))$?

Prove that the Werner-Holevo channel $C(X)\equiv\frac1{n\pm1}({\rm Tr}(X)I_n\pm X^T)$ is a quantum channel

Understanding Uhlmann Monotonicity Theorem on von Neumann Algebras

Inner Product of Quantum States - Is this Calculation Correct?

log det on density matrix plus identity

Approximating an exponent of non-commutative matrices as a product of exponents

integrating multiplication of complex functions

Set of Density Operators with Separable Eigenbasis

Find angle $\alpha$ in equation containing weighted sum of $\sin(\alpha)$ and $\cos(\alpha)$.

Solving $B=m\cos^2\alpha + k\cos\alpha\sin\alpha + n\sin^2\alpha$ for $\alpha$

How to understand powers of operators in the Petz-Renyi relative entropy?

What does the dot dot dot mean in math?

What does CPTP mean to the $N^2 \times N^2$ matrix form of quantum channels?

looking for some good books in quantum algebra which will help in quantum information

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