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Quantum Computing
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karry's user avatar
karry's user avatar
karry
  • Member for 5 years, 5 months
  • Last seen more than a month ago
  • China
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question
8
How to compute the measurement probability in swap test?
Oct 19, 2020
question
6
Why do we use complex-conjugate instead of complex-conjugate-transpose when calculating the concurrence?
May 24, 2019
question
5
What is a maximal entangled multipartite state?
Sep 22, 2021
question
3
What is state preparation and measurement errors (SPAM)?
Aug 10, 2022
question
3
Why are Kraus operators $E_k=\langle e_k|U|e_0\rangle$ not just numbers?
Aug 22, 2022
question
3
What do quantum noise models have in common?
Oct 23, 2022
question
3
Are $n$-qubit Pauli channels $\mathcal E(\rho)=\sum_j p_j P_j \rho P_j$ invertible?
May 29, 2023
question
3
What we get when measure $|0\rangle$ under computational basis?
Oct 25, 2023
question
3
Why use 576 configurations for two-qubit process tomography?
Nov 9, 2023
question
3
When should I use the Choi matrix and when should I use the $\chi$ matrix?
Nov 3, 2023
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13
What is $U(1)$ symmetry?
8
How can I plot this figure?