Quantum Computing
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Answer a question with score of 1 or more.
Awarded 552 times.
Is there a Q# funtion which returns the type of a variable?
Awarded 12 hours ago
How to implement the controlled square root of NOT gate on the IBM Q composer?
Awarded 16 hours ago
Is it possible to run a general implementation Shor's algorithm on a real IBM quantum computer at least for N = 15?
Awarded yesterday
Error mitigation matrix as backend property: Are any “reliable” mitigation matrices publicly available?
Awarded Aug 3 at 6:04
What does the unitary $[|0\rangle\langle 0|\otimes I+|1\rangle\langle1|\otimes(|1\rangle\langle 0|+|0\rangle\langle1|)]\otimes I$ represent?
Awarded Aug 1 at 18:36
How can I load a probability distribution using a quantum circuit in Qiskit?
Awarded Jul 30 at 18:07
Is there a way to develop a multiple controlled X or Z gate on Qiskit without using ancillary qubits?
Awarded Jul 28 at 17:57
Is communication possible with entanglement?
Awarded Jul 22 at 8:35
IBMQ / Qiskit slack links are broken
Awarded Jul 22 at 7:51
How does Bell measurement work in the teleportation?
Awarded Jul 21 at 10:33
Where to publish quantum algorithm related paper
Awarded Jul 19 at 6:37
How do I “add” two qubit states?
Awarded Jul 18 at 15:40
Why do we divide by $\sqrt2$ in the qubit states $\lvert\pm\rangle=\frac{1}{\sqrt2}(\lvert0\rangle\pm\lvert1\rangle)$?
Awarded Jul 18 at 15:34
Why after transpiling a Qiskit circuit we obtain a different result?
Awarded Jul 15 at 7:21
I want to create a depolarizing channel on IBM qiskit
Awarded Jul 13 at 23:28
Find the Kraus operators of a combined amplitude and phase damping channel
Awarded Jul 12 at 17:06
Are there any resources of lists of attempts at non-probabilistic models of quantum mechanics, with debunking?
Awarded Jul 8 at 22:47
What extra functionality is available to an IBM Q Network member over a regular IBM Q Experience user
Awarded Jul 8 at 13:05
Cannot load account with Qiskit
Awarded Jul 5 at 12:31
How do we restrict to a limited number of dimensions, say 3 for qutrits, while using OAM states of light?
Awarded Jul 3 at 9:46
Why are IBM QE backend results different from the qasm simulator for a simple quantum circuit?
Awarded Jul 2 at 9:50
Are there Bell-like violations that can be observed without collecting statistics?
Awarded Jul 1 at 15:07
Transferring GHZ state onto some qubits
Awarded Jun 28 at 6:18
How can I create a basis state of $n$ qubits in Q#?
Awarded Jun 23 at 19:26
Qiskit textbook install error
Awarded Jun 23 at 7:00
Q# Error: No namespace with the name “Microsoft.Quantum.MachineLearning” exists
Awarded Jun 22 at 6:52
IBM Quantum Experience API Without QISKit
Awarded Jun 21 at 9:57
How can I create a basis state of $n$ qubits in Q#?
Awarded Jun 21 at 5:50
Representation of rotation operators $e^{-i\theta(I-Z_1\otimes Z_2 \otimes Z_3)}$ about arbitrary axis for $3$ qubits
Awarded Jun 21 at 5:50
Graph coloring - Q# -
Awarded Jun 19 at 13:32
How to prepare an arbitrary two-qubit state?
Awarded Jun 19 at 7:04
How to prepare mixed states on a quantum computer?
Awarded Jun 18 at 23:10
Problem with comments and code rearranging in IBM Q web interface
Awarded Jun 18 at 9:21
VQE restart from a previous computation
Awarded Jun 17 at 17:07
Compiling a classical function to a quantum circuit in practice
Awarded Jun 17 at 14:41
What programming languages are available for quantum computers?
Awarded Jun 17 at 3:07
How to approximate $Rx$, $Ry$ and $Rz$ gates?
Awarded Jun 16 at 19:52
Will quantum computing kill cryptocurrencies, ecommerce and private communications (Signal, TOR, etc)?
Awarded Jun 16 at 8:28
How to run an approximate simulation, and why
Awarded Jun 11 at 16:57
CNOT in reversible computing and entanglement
Awarded Jun 10 at 9:20
What exactly is the reason why the Abrams - Lloyd algorithm does not allow implementation using unitary gates and ancillary qubits?
Awarded Jun 9 at 7:11
Who cares about Transpiled Circuit Text?
Awarded Jun 8 at 7:51
How to build a quantum computer in your house?
Awarded Jun 7 at 2:15
How to build a quantum computer in your house?
Awarded Jun 6 at 9:16
How to do quantum circuit arithmetic?
Awarded Jun 5 at 15:11
What happens when you send a Bell state through depolarizing channel?
Awarded Jun 5 at 9:52
Problem with the API-token from IBM TypeError
Awarded Jun 1 at 17:17
Passing an array of qubits into Q# using Python
Awarded Jun 1 at 15:26
How can we construct a square root of NOT gate in Qiskit and IBMQ circuit composer using universal gates?
Awarded May 29 at 3:10
Implementing sum on Boolean with Grover algorithm
Awarded May 26 at 9:41
Which quantum gates can we use in terms of depth?
Awarded May 25 at 8:04
Does normalizing a mixed state give a pure state?
Awarded May 24 at 17:11
Quantum circuit for Szegedy quantum walk on a cyclic graph
Awarded May 23 at 23:33
(post deleted or otherwise unavailable)
Awarded May 23 at 17:18
How to get all combinations of given input?
Awarded May 23 at 4:11
Why can different technology transpile the quantum gate to different representations?
Awarded May 15 at 6:32
Aproximating unitaries with elements from a t-design
Awarded May 14 at 19:28
Cannot interpret transformations on the bloch sphere as matrix multiplications
Awarded May 11 at 18:51
Nielsen & Chuang Exercise 4.34 “Measuring an operator”
Awarded May 11 at 15:17
What kind of transformation does the Y-gate do on the bloch sphere?
Awarded May 10 at 23:05
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