Quantum Computing Stack Exchange by Kiwix

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

Most popular questions

118 Is quantum computing just pie in the sky? 2018-06-28T14:11:42.940

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

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

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

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

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

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

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

30 Why is it harder to build quantum computers than classical computers? 2018-06-10T12:34:51.797

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

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

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

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

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

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

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

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

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

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

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

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

19 Is there any general statement about what kinds of problems can be solved more efficiently using a quantum computer? 2018-04-04T06:17:09.467

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

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

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

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

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

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

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

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

18 Is "probabilitistic,universal, fault tolerant quantum computation" possible with continuous values? 2018-06-21T08:03:42.980

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

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

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

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

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

17 Why can't there be an error correcting code with fewer than 5 qubits? 2018-11-23T12:53:11.490

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

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

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

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

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

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

16 Why is it crucial that the initial Hamiltonian does not commute with the final Hamiltonian in adiabatic quantum computation? 2018-04-27T08:10:17.447

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

16 What is 'Surface Code'? (Quantum Error Correction) 2018-05-19T14:16:46.973

16 Introductory material for Quantum machine learning 2018-05-26T23:24:51.823

16 Is quantum cryptography safer than classical cryptography? 2018-06-14T16:48:47.380

16 If quantum speed-up is due to the wave-like nature of quantum mechanics, why not just use regular waves? 2018-07-03T22:06:36.817

16 Has there been any truly ground breaking advance in quantum algorithms since Grover and Shor? 2018-09-21T04:47:36.667

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