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

Explore our Questions

Ask Question

more tags

Active 2 Bountied Hot Week Month

2

votes

1

answer

491

views

Understanding the implementation of Grover's diffusion operator using the oracle qubit

quantum-gate algorithm grovers-algorithm quantum-circuit

modified 15 hours ago glS♦ 15.2k

1

vote

1

answer

36

views

Generalizing the circuit for quantum teleportation for $n$-qubit states?

algorithm entanglement teleportation

modified yesterday Mauricio 951

3

votes

0

answers

16

views

Are there direct usefull applications of the quantum Fourier transform not requiring heavy other subroutine

algorithm

asked Oct 18 at 17:20 StarBucK 771

1

vote

1

answer

36

views

How is the "space time volume" defined?

algorithm terminology

modified Oct 18 at 15:55 Craig Gidney 16k

3

votes

1

answer

77

views

Conditional lower bound on approximate stabilizer rank of magic states

quantum-gate quantum-state algorithm error-correction stabilizer-state

answered Oct 18 at 13:28 Condo 942

2

votes

1

answer

52

views

SWAP test and density matrix distinguishability

quantum-state algorithm quantum-operation density-matrix

modified Oct 16 at 22:10 Tristan Nemoz 1,510

6

votes

0

answers

118

views

+300

Review paper on depth, qubits and $T$ gates number on Clifford+T decomposition for various "typical" algorithms

algorithm resource-request clifford-group

modified Oct 16 at 16:38 StarBucK 771

6

votes

3

answers

658

views

Quantum advantage with only Clifford gates (Gottesman Knill theorem)

algorithm complexity-theory quantum-advantage stabilizer-state

answered Oct 11 at 13:53 Aryan Blaauw 1

5

votes

2

answers

171

views

How to implement an Oracle

algorithm circuit-construction oracles

answered Oct 8 at 16:24 Farida 21

1

vote

1

answer

78

views

How does a quantum computer execute a process by leveraging superposition?

algorithm quantum-advantage speedup

modified Oct 8 at 8:28 glS♦ 15.2k

3

votes

1

answer

62

views

How to implement a quantum array

algorithm entanglement circuit-construction oracles

modified Oct 5 at 1:12 Mark Wildon 153

3

votes

2

answers

63

views

Why should we measure in X/Z basis for Z/X errors in Steane syndrome extraction?

algorithm error-correction

modified Oct 4 at 14:31 Mark Wildon 153

2

votes

0

answers

52

views

What is the algorithm for the optimal decoder in a quantum erasure channel?

algorithm error-correction quantum-operation stabilizer-code

modified Oct 1 at 15:17 glS♦ 15.2k

5

votes

1

answer

288

views

Understanding this description of teleportation

quantum-state algorithm teleportation

modified Sep 30 at 9:45 glS♦ 15.2k

Browse more Questions

Quantum Computing Stack Exchange works best with JavaScript enabled