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What are examples of states saturating the strong subadditivity of the von Neumann entropy?

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How to express a traceless matrix in Pauli basis

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Can we find a product of single-qubit states that is orthogonal to a stabilizer codespace?

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How to create a quantum algorithm to determine unknown coefficients in a linear function

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Adding an Extra Qubit into a Quantum Circuit

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Does subtraction circuit have a class like full or half Carry adder circuit in qiskit? one subtraction circuit code-example in qiskit?

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How can the depolarizing channel be a quantum operation?

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In what limit does the estimator sample variance converge to the Cramer-Rao bound?

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High logical error rates when implementing Lattice Surgery with Stim

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How do I (MSc in quantum physics) start acquiring quantum programming/simulation skills?

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How many single and double qubit gates are required to create a uniform superposition of vertices of a Johnson Graph J(n,r)?

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Can we beat Grover for derangement problems?

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Feedback control with feedback Hamiltonian vs quantum error correction

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Can a non-local unitary operator preserve separability

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