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4 votes
3 answers
180 views

Solving quantum equation using qiskit

0 votes
0 answers
5 views

Calculating the weights of error mechanisms in stim

1 vote
2 answers
115 views

Definition of a quantum gate

1 vote
0 answers
9 views

Does QEC always eventually fail in a deep circuit?

0 votes
0 answers
7 views

Definition of threshold/pseudothreshold/breakeven in QECC

1 vote
1 answer
147 views

Error code 1217, Message: Reduce time between submitting subsequent jobs in a session

2 votes
2 answers
60 views

Better constant for linear depth incrementers

1 vote
0 answers
30 views

Are there any instances of the "Lights Out" puzzle only solvable with square-root-of-NOT gates?

4 votes
1 answer
107 views

What problems in chemistry or materials science could be solved with 100 fault-tolerant qubits?

0 votes
1 answer
44 views

Qiskit error: too many subscripts in einsum when calling DensityMatrix.evolve(Operator)

3 votes
2 answers
46 views

Is every pure 1-qubit state an eigenstate of $aX + bY + cZ$?

1 vote
0 answers
47 views

Improving Quantum State Distinguishability through Embedding

3 votes
0 answers
54 views

For how many different times do I have to know that $e^{tL}$ is a quantum channel to conclude that $L$ is of Lindblad form?

19 votes
6 answers
975 views

Counterexamples in quantum information theory

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