Quantum Computing Stack Exchange is a question and answer site for engineers, scientists, programmers, and computing professionals interested in quantum computing. It only takes a minute to sign up.

Sign up to join this community
Anybody can ask a question
Anybody can answer
The best answers are voted up and rise to the top
Quantum Computing

Explore our questions

Ask Question
more tags
Active Hot Week Month
0 votes
1 answer
35 views

How can I produce the state $\frac{1}{\sqrt{2}^N} (|1,0^{N-1}\rangle + |01,0^{N-2}\rangle + ...+|0^{N-1},1\rangle)$

user34722
  • 111
2 votes
2 answers
28 views

How to shift the eigenvalues of a quantum Hermitian operator G to ±r?

hft
  • 606
0 votes
0 answers
22 views

How to write an $n$-qubits parametric unitary as a linear combination of tensor products between parametric 2$\times$2 matrices?

SimoneGasperini
  • 1,161
2 votes
0 answers
9 views

How to represent two gates addition on Qiskit composer. we can do tensor product and multiplication but how to do Addition

Nithin Reddy Govindugari
  • 21
27 votes
4 answers
10k views

How can I implement an n-bit Toffoli gate?

Diogo Gonçalves
  • 31
0 votes
2 answers
34 views

Why does a bitwise product show up in Simon’s algorithm?

Tristan Nemoz
  • 4,278
4 votes
0 answers
43 views

Link between quantum computing and Lie theory?

Duen
  • 166
1 vote
1 answer
137 views

How do I get sate vector for each shot running on a quantum computer?

CommunityBot
  • 1
3 votes
1 answer
80 views

Does every code have a strongly transversal Pauli group?

Ian Gershon Teixeira
  • 2,200
4 votes
2 answers
283 views

Exotic transversal gate group

Ian Gershon Teixeira
  • 2,200
2 votes
1 answer
105 views

Given a codespace does every choice of orthogonal codewords allow a transversal implementation of logical $X$ and logical $Z$?

Ian Gershon Teixeira
  • 2,200
0 votes
1 answer
15 views

how do i get the sequence of resulting data on the ibm quantum computers platform?

CommunityBot
  • 1
3 votes
1 answer
107 views

Can a polynomial-sized superposition of computational basis states be prepared with a polynomial-sized quantum circuit?

CommunityBot
  • 1
0 votes
1 answer
38 views

Pytket's SquashTK1 pass changes symbolic parameters of gates into complicated expressions

Callum
  • 181
Browse more Questions

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.