Quantum Computing
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First edit.
Awarded 453 times.
How to reduce circuit elements of a decomposed $C^2(U)$ operation?
Awarded 9 mins ago
How is the Controlled Z Gate implemented?
Awarded 16 hours ago
qiskit - measure only 1 of the register out of n registers
Awarded yesterday
Strong vs weak simulations and the polynomial hierarchy collapse
Awarded yesterday
Distance calcluation between two vectors
Awarded 2 days ago
Expected value of a product of the Pauli matrices in different bases
Awarded Aug 19 at 11:20
Software for Quantum Computing
Awarded Aug 19 at 2:00
Does the general form of a unitary operator define strict signs for the second column?
Awarded Aug 18 at 3:55
Information and entropy [on hold]
Awarded Aug 17 at 19:40
Grover's algorithm in a nutshell
Awarded Aug 16 at 20:25
Q#: How to setup a project correctly (on Linux, command line)?
Awarded Aug 14 at 10:30
Q#: dynamically assigning (or updating) multidimensional Qubit arrays
Awarded Aug 14 at 8:25
Deutsch-Jozsa on non-balanced oracles
Awarded Aug 12 at 2:05
How do I interpret the readout error for a quantum computer?
Awarded Aug 7 at 22:05
Why does Qiskit swap gate accept registers, but cswap doesn't?
Awarded Aug 7 at 12:05
Excitation of a superconducting circuit
Awarded Aug 6 at 21:10
(post deleted or otherwise unavailable)
Awarded Aug 4 at 13:20
Is there a layman's explanation for why Grover's algorithm works?
Awarded Aug 1 at 17:00
Why isn't there a contradiction between the existence of CNOT gate/entanglement and the no-cloning theorem?
Awarded Jul 31 at 17:15
(Nielsen & Chuang) derive phase damping quantum operation
Awarded Jul 28 at 13:35
No-cloning theorem does not seem precise
Awarded Jul 25 at 20:20
What does fidelity mean?
Awarded Jul 25 at 12:20
OpenPulse: Modifying pulse sequence for basic gates
Awarded Jul 23 at 14:15
Change entangled far Qbit state without mesaure it
Awarded Jul 23 at 0:25
Please help: get_statevector gives wrong result in qiskit
Awarded Jul 22 at 19:25
How to create quantum circuits from scratch
Awarded Jul 22 at 13:30
ERROR_RUNNING_JOB with 32 qubit circuit running on ibmq_qasm_simulator backend
Awarded Jul 21 at 18:25
Operation Elements for Amplitude Damping Channel
Awarded Jul 20 at 0:20
Apply the conditional Hamiltonian evolution (HHL)
Awarded Jul 19 at 9:15
Maximum number of “almost orthogonal” vectors one can embed in Hilbert space
Awarded Jul 18 at 7:45
How to prove/disprove universality for a set of gates?
Awarded Jul 17 at 12:30
What would be an informative introduction to Quantum?
Awarded Jul 14 at 22:25
The most important quantum question , how to force a superposition qubit to collapses to an exact value? [closed]
Awarded Jul 14 at 15:45
How to create an Ising coupling gate with Qiskit
Awarded Jul 14 at 11:35
Is it possible to simulate any classical algorithm with the same efficiency on quantum computer?
Awarded Jul 13 at 16:05
(post deleted or otherwise unavailable)
Awarded Jul 12 at 17:40
What happens with first phase factor in QFT?
Awarded Jul 12 at 15:20
Angular Error associated with Quantum Search Algorithm
Awarded Jul 12 at 5:55
IBM Quantum experience
Awarded Jul 11 at 17:20
The meaning of the city plot in Qiskit
Awarded Jul 11 at 11:45
Second reflection in the Grover's algorithm
Awarded Jul 10 at 21:50
Problem with initial_layout on Qiskit/IBMQ: 'Not enough qubits in CouplingGraph'
Awarded Jul 7 at 1:55
Number of Shots always 1024/or nothing (IBM q experience)
Awarded Jul 4 at 23:25
Quantum State Sanitizing
Awarded Jul 4 at 9:25
Taking the two qubit reduced density matrix on a 5 qubit system
Awarded Jul 3 at 3:15
Why can't a fanout be made with a CNOT gate?
Awarded Jun 30 at 17:40
Classical and quantum limits to classical copying?
Awarded Jun 30 at 16:45
Sampling random circuits vs Solovay-Kitaev compiler
Awarded Jun 29 at 14:25
What does it mean to get 403 error when running a code on Qiskit?
Awarded Jun 26 at 7:30
What does it mean to get 403 error when running a code on Qiskit? [closed]
Awarded Jun 25 at 14:55
What is the intuition of using Hadamard gate in quantum fourier transform?
Awarded Jun 25 at 4:45
What about this metaphor for quantum computing?
Awarded Jun 24 at 9:50
Is the quantum Fourier transform efficient if only one control-phase is allowed in the gate set
Awarded Jun 23 at 11:50
Measuring the expected energy of a quantum circuit
Awarded Jun 22 at 7:00
Which state describes carrier transport through channel? A mixed state or a pure state?
Awarded Jun 21 at 13:10
Could quantum computing improve chess engines?
Awarded Jun 20 at 22:25
(post deleted or otherwise unavailable)
Awarded Jun 20 at 10:00
The possibility of recovering the matrix $A+B$ from $e^{i(A+B)t}$ for Hermitian $A,B$
Awarded Jun 20 at 6:35
How many two-qubit gates required for general N-qubit unitary?
Awarded Jun 19 at 15:25
Bell State 11 not working for parity curve
Awarded Jun 19 at 8:40
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