Quantum Computing Stack Exchange by Kiwix

Q&A for engineers, scientists, programmers, and computing professionals interested in quantum computing

Most popular questions

49 Can a Turing machine simulate a quantum computer? 2018-03-12T17:00:45.567

49 Are there emulators for quantum computers? 2018-03-12T17:36:27.727

34 What programming languages are available for quantum computers? 2018-03-29T19:39:56.853

31 Is there proof that the D-wave (one) is a quantum computer and is effective? 2018-03-16T17:35:59.370

30 Is it possible for an encryption method to exist which is impossible to crack, even using quantum computers? 2018-03-12T17:12:07.927

29 Programming quantum computers for non-physics majors 2018-03-28T06:32:28.333

23 Why is a quantum computer in some ways more powerful than a nondeterministic Turing machine? 2018-03-27T20:34:12.867

22 Are there problems in which quantum computers are known to provide an exponential advantage? 2018-03-15T13:58:19.720

21 Can a quantum computer simulate a normal computer? 2018-03-12T18:12:22.420

20 What are the methods of quantum computation? 2018-03-13T11:07:05.207

19 What level of "confidence" of the result from a Quantum Computer is possible? 2018-03-12T19:10:23.483

19 Does Moore's law apply to quantum computing? 2018-04-17T02:37:03.897

18 If all quantum gates must be unitary, what about measurement? 2018-03-15T15:02:47.357

18 How do you write a simple program for a D-Wave device? 2018-03-29T10:43:05.193

17 Which quantum error correction code has the highest threshold (as proven at the time of writing this)? 2018-03-13T13:24:24.397

17 How is the oracle in Grover's search algorithm implemented? 2018-03-17T02:26:32.157

17 Is there a layman's explanation for why Grover's algorithm works? 2018-03-28T12:22:51.887

16 What cryogenic systems are suitable for superconducting qubits? 2018-03-12T19:53:58.863

16 Is there any potential application of quantum computers in machine learning or AI? 2018-03-19T18:06:32.863

16 Who invented quantum computing? 2018-03-21T10:00:08.307

16 How does a quantum computer do basic math at the hardware level? 2018-03-24T05:37:07.873

16 What makes quantum computers so good at computing prime factors? 2018-03-28T11:49:43.077

16 What is quantum gate teleportation? 2018-04-17T07:44:02.087

15 Blind Quantum Computing Generic Structure Variable Selection 2018-03-12T20:32:49.977

15 How does bra-ket notation work? 2018-03-13T17:21:04.793

15 What protocols have been proposed to implement quantum RAMs? 2018-03-14T20:48:23.707

15 Quantum Bitcoin Subdivision 2018-03-25T16:29:37.420

15 Why do error correction protocols only work when the error rates are already significantly low to begin with? 2018-03-27T17:09:15.597

15 What precisely is quantum annealing? 2018-04-04T19:18:22.410

15 Explicit Lieb-Robinson Velocity Bounds 2018-04-06T09:01:35.267

15 Is entanglement transitive? 2018-05-22T16:22:56.337

14 How is quantum cryptography different from cryptography used nowadays? 2018-03-12T17:21:33.720

14 When will we know that quantum supremacy has been reached? 2018-03-13T07:12:53.293

14 What exactly is meant by "noise" in the following context? 2018-03-13T10:05:43.737

14 Why do optical quantum computers not have to be kept near absolute zero while superconducting quantum computers do? 2018-03-14T21:54:25.037

14 Why can't quantum annealing be described by a gate model? 2018-03-15T00:02:12.367

14 How long does quantum annealing take to find the solution to a given problem? 2018-03-15T13:27:54.457

14 Purpose of using Fidelity in Randomised Benchmarking 2018-03-16T01:10:30.233

14 How does measurement of one qubit affect the others? 2018-03-19T16:31:15.507

13 How do the probabilities of each state change after a transformation of a quantum gate? 2018-03-12T17:16:15.717

13 Is error correction necessary? 2018-03-14T01:32:52.570

13 Why must quantum computers be kept near absolute zero? 2018-03-14T14:58:46.433

13 Level of advantage provided by annealing for traveling salesman 2018-03-15T06:17:50.517

13 What is the mathematical justification for the "universality" of the universal set of quantum gates (CNOT, H, Z, X and π/8)? 2018-03-23T19:56:19.330

13 Do multi-qubit measurements make a difference in quantum circuits? 2018-04-04T10:49:17.640

13 What is the argument that practical quantum computers cannot be built? 2018-04-06T16:35:16.583

13 Alternative to Bloch sphere to represent a single qubit 2018-04-07T09:50:58.210

13 How do I add 1+1 using a quantum computer? 2018-04-09T18:37:41.830

13 Are there any organised resources available from where I can begin my quantum computing studies? 2018-05-17T11:22:41.280

13 What integers have been factored with Shor's algorithm? 2018-05-20T13:51:24.533

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