User Mahathi Vempati

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Computer Science and Natural Sciences student. Studying quantum information and computing.

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Apr 11, 2021
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Jan 31, 2021

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quantum-state

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How can we be sure that for every $A$, $A^\dagger A$ has a positive square root?

Dec 2, 2018

Building Intuition for Relative Von Neumann Entropy

Dec 19, 2018

How to program a controlled Hadamard-Hadamard gate?

Jun 13, 2019

Diagrammatic Quantum Reasoning: Proving the loop equation using yanking equations

Dec 29, 2019

Partial trace over a product of matrices - prove that ${\rm Tr}(\rho^{AB}(\sigma^A\otimes I))={\rm Tr}(\rho^A\sigma^A)$

Dec 25, 2018

Are there disadvantages in using the inner product between states instead of the fidelity?

May 14, 2019

Is the set of all states with negative conditional Von Neumann entropy convex?

Dec 19, 2018

How do you send an array of qubits to an operation in Q#?

Jun 30, 2018

Maximally mixed states for more than 1 qubit

Nov 1, 2018

How does $\mathcal E(\rho)=\mathrm{Tr}_{env}[U(\rho\otimes\rho_{env})U^\dagger]$ turn into $P_0\rho P_0+P_1\rho P_1$?

Dec 17, 2018