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3

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How do you mix two pure states to obtain a mixed state?

quantum-state entanglement textbook-and-exercises density-matrix

modified 2 days ago glS 12.3k

1

vote

1

answer

90

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How can I print out a state vector of a specific wire?

quantum-state algorithm programming entanglement

modified Mar 4 at 17:13 Mariia Mykhailova 6,726

2

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2

answers

81

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What gate combinations create entangled two-qubit states?

quantum-gate quantum-state algorithm entanglement bell-basis

modified Mar 4 at 12:15 glS 12.3k

1

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1

answer

72

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How to get a qubit into superposition?

quantum-gate quantum-state entanglement textbook-and-exercises superposition

modified Mar 3 at 3:24 glS 12.3k

1

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1

answer

58

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Do states get entangled in Grover’s algorithm?

entanglement grovers-algorithm

modified Mar 3 at 0:59 Dshepherd 11

1

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1

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29

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In VQE, what ansatz would be best used for a maximally entangled $n$-qubit $H$?

qiskit algorithm entanglement vqe

modified Feb 24 at 9:59 glS 12.3k

2

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1

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42

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Show algebraically that $U|0\rangle\otimes |0\rangle+U|1\rangle\otimes|1\rangle=|0\rangle\otimes U^T|0\rangle+|1\rangle\otimes U^T|1\rangle$

entanglement mathematics textbook-and-exercises bell-basis

modified Feb 24 at 9:55 glS 12.3k

1

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1

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171

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Condition that a tripartite/multipartite qubit state does/does not admit a Schmidt decomposition?

quantum-state entanglement mathematics

answered Feb 23 at 8:21 Adam Zalcman 4,437

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54

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Reduced Density Matrix as Tensor

entanglement tensor-networks

modified Feb 23 at 5:37 siddhi mali 53

7

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3

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References examining Bell inequality violations at large distances

entanglement bell-experiment

modified Feb 22 at 15:59 glS 12.3k

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Does $\mathrm{tr}(A \otimes B) = \mathrm{tr} (A) \otimes \mathrm{tr}(B)$ hold for partial trace?

quantum-state entanglement tensor-product partial-trace

modified Feb 20 at 22:35 Adam Zalcman 4,437

12

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239

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Using a fractional number of classical bits within quantum teleportation

entanglement resource-request teleportation

modified Feb 20 at 16:24 glS 12.3k

3

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1

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86

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How to limit the error probability in large scale quantum computers

entanglement error-correction fidelity scalability

modified Feb 18 at 18:17 midor 199

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0

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Clarification of a theorem mentioned in a paper on RED

entanglement entanglement-swapping

modified Feb 16 at 15:21 Ganesh M 57

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