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tigerjack
  • Member for 3 years, 11 months
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11 votes
3 answers
4k views

How to quickly calculate the custom U3 gate parameters $\theta, \phi$ and $\lambda$ for any unitary?

13 votes
3 answers
4k views

How to calculate an Expected Value of some operator acting on qubits?

27 votes
3 answers
9k views

How can I implement an n-bit Toffoli gate?

35 votes
5 answers
4k views

Introductory material for quantum machine learning

37 votes
4 answers
12k views

Is there a layman's explanation for why Grover's algorithm works?

3 votes
0 answers
186 views

Comparison of matrix inversion algorithms

15 votes
4 answers
1k views

What use has quantum computing been?

8 votes
4 answers
2k views

Grover algorithm for a database search: where is the quantum advantage?

5 votes
1 answer
823 views

Success probability in Grover's algorithm where there are multiple targets

2 votes
1 answer
252 views

Notation for two entangled registers

4 votes
1 answer
595 views

Qiskit - expand and/or merge registers

3 votes
1 answer
856 views

Is it possible to expand/merge different circuits?

15 votes
3 answers
646 views

How to permute (reshuffle) an n-bit input?

20 votes
4 answers
3k views

Why are quantum gates unitary and not special unitary?