Quantum Computing Stack Exchange by Kiwix

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

Most popular questions

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

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

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

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

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

46 What are the models of quantum computation? 2018-03-13T11:07:05.207

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

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

42 What is meant by "Noisy Intermediate-Scale Quantum" (NISQ) technology? 2018-04-23T10:17:42.513

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

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

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

33 The algorithm of the new quantum factoring record 1,099,551,473,989 2019-12-14T18:31:16.650

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

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

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

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

30 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

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

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

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

29 Introductory material for quantum machine learning 2018-05-26T23:24:51.823

28 How do I show that a two-qubit state is an entangled state? 2018-06-07T23:14:06.640

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

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

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

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

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

26 Effects of quantum computing on parallel universes 2019-11-04T00:23:44.520

25 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

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

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

24 What is meant by the term "computational basis"? 2018-03-28T19:32:31.093

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

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

24 Currently, what are the best structured courses available online on quantum computing? 2018-07-08T15:53:34.887

24 Quantum machine learning after Ewin Tang 2019-02-19T14:21:14.933

23 What level of "confidence" of the result from a quantum computer is possible? 2018-03-12T19:10:23.483

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

23 Who first proposed the idea of quantum computing using qubits? 2018-03-21T10:00:08.307

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

23 How can I implement an n-bit Toffoli gate? 2018-05-28T20:50:23.917

23 What could be the possible future applications for HHL algorithm? 2018-07-10T15:42:37.447

23 What exactly is an oracle? 2018-11-05T10:29:14.613

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

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

22 Why is it important to eliminate the garbage qubits? 2018-03-18T02:05:19.633

22 What's the difference between a pure and mixed quantum state? 2018-03-28T06:05:23.490

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

22 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


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