Quantum Computing
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Awarded 1080 times.
No. of bits in 160 qubits computer [duplicate]
Awarded Jan 25 at 11:17
Qiskit: getting QAOA expectation
Awarded Jan 24 at 12:27
Question on practical quantum computing programming code [duplicate]
Awarded Jan 24 at 7:25
How to convert a dataset of different values in [0,1000] to quantum data for training a model using Tensorflow QuantumHaving?
Awarded Jan 20 at 13:16
In Simon's algorithm, is there a general method to define an oracle given a certain periodicity?
Awarded Jan 18 at 10:41
(post deleted or otherwise unavailable)
Awarded Jan 17 at 22:41
Quantum teleportaion seems to occuring without entanglement in circuit (what's wrong)
Awarded Jan 15 at 13:25
A question regarding quantum phase estimation algorithm
Awarded Jan 14 at 12:50
Is there an efficient circuit implementing the unitary $U|x\rangle|0\rangle=|x\rangle\Big(\sqrt{1 - x/2^n}\,|0\rangle+\sqrt{x/2^n}|1\rangle\Big)?$
Awarded Jan 11 at 18:25
Job fails when using PulseSimulator: Job Status: job incurred error
Awarded Jan 11 at 15:05
Job fails when using PulseSimulator: Job Status: job incurred error
Awarded Jan 10 at 21:20
Conjugation of $R_x(\theta)$ with $CNOT$
Awarded Jan 10 at 20:04
Comparing method of differentiation in variational quantum circuit
Awarded Jan 7 at 13:28
What applications does Grover's Search Algorithm have?
Awarded Jan 7 at 10:18
How to show that a given mixed two-qubit state is separable? [closed]
Awarded Jan 4 at 12:15
How does $U_f$ act on a qudit state in the Deutsch-Jozsa Algorithm
Awarded Jan 4 at 9:50
What is the probability of error in quantum fingerprinting using cswap test?
Awarded Dec 31 '20 at 0:56
How does the outcome of measurement of a qubit change when we use different basis despite the system hasn't changed? [closed]
Awarded Dec 29 '20 at 3:16
Gate-level implementation of Eigenvalue-Inversion in HHL
Awarded Dec 27 '20 at 19:09
Qiskit issues with Apple Silicon?
Awarded Dec 24 '20 at 20:13
I am uploading a CSV file but cannot access it in the notebook [closed]
Awarded Dec 24 '20 at 3:50
Why isn't output of Deutsch–Jozsa Algorithm simply $|0\rangle$?
Awarded Dec 23 '20 at 20:26
How can infinite information be theoretically encoded or stored in a single qubit?
Awarded Dec 23 '20 at 16:18
How to Aggregate Multiple Gate Fidelities
Awarded Dec 22 '20 at 22:51
XY Hamiltonian in a 1D Heisenberg Chain
Awarded Dec 20 '20 at 18:56
Partial Trace of Werner State
Awarded Dec 20 '20 at 15:49
Circuit composer RX or RY gate disappears
Awarded Dec 20 '20 at 14:07
Computing the CDF with QAE in Qiskit
Awarded Dec 18 '20 at 4:41
Circuit composer RX or RY gate disappears
Awarded Dec 17 '20 at 17:31
Can QAOA solve a constraint optimization problem?
Awarded Dec 17 '20 at 6:41
How to interpret complex probability of superposition state?
Awarded Dec 16 '20 at 8:25
Role of convexity in proof of Monogamy of Bell correlations
Awarded Dec 15 '20 at 15:35
Have you ever seen the preparation of the state $a^{*}|0\rangle+b^*|1\rangle$ and $a|0\rangle+b|1\rangle$ from one initial state?
Awarded Dec 14 '20 at 10:50
How can I measure a qubit on a generic axis on Qiskit?
Awarded Dec 13 '20 at 20:02
Decomposition of 2-qubit Hamiltonian into standard gate set for QAOA
Awarded Dec 13 '20 at 18:10
(post deleted or otherwise unavailable)
Awarded Dec 12 '20 at 6:04
(post deleted or otherwise unavailable)
Awarded Dec 11 '20 at 19:20
How does a generic controlled-U operation work?
Awarded Dec 11 '20 at 5:57
Design a circuit implementing the unitary matrix
Awarded Dec 11 '20 at 0:49
Transpiler in IBM Quantum devices [duplicate]
Awarded Dec 11 '20 at 0:21
qiskit: How to get an operator acting on a certain qubit?
Awarded Dec 10 '20 at 18:46
In a bipartite system $AB$, why does the entanglement negativity $\mathcal{N}(\rho^{T_A})$ measure the entanglement between $A$ and $B$?
Awarded Dec 10 '20 at 12:41
How to effectively compute eigenvalue rotation in HHL
Awarded Dec 9 '20 at 17:50
How to project a composite system down into a smaller subspace in Python?
Awarded Dec 9 '20 at 16:06
A question about Grover's paper “Fixed-Point Quantum Search”
Awarded Dec 9 '20 at 14:41
IBMQ qiskit SSL error submitting job [duplicate]
Awarded Dec 9 '20 at 13:26
Quantum Search/Count on an unknown superposition state
Awarded Dec 8 '20 at 12:12
Does TensorFlow Quantum tfq.convert_to_tensor work on custom gates?
Awarded Dec 7 '20 at 5:25
What does $|j\rangle$ mean, when $j > 1$?
Awarded Dec 7 '20 at 1:10
Connectivity in Grover's algorithm on real quantum computers
Awarded Dec 6 '20 at 8:25
Shor's algorithm: what to do after reading the QFT's result twice?
Awarded Dec 5 '20 at 19:42
How can I get $|00\rangle |01\rangle |10\rangle |11\rangle$ entangled on IBMQ experience?
Awarded Dec 4 '20 at 8:18
Device Repitition Rate on Melbourne
Awarded Dec 3 '20 at 22:06
Why is the Measurement Result Always 1? (expected to find uniformly random measurement)
Awarded Dec 3 '20 at 15:06
What does it mean “the N uses of classical-quantum channel”?
Awarded Dec 2 '20 at 10:43
How to change the sign of a phase: sending $\alpha|0\rangle+e^{i\alpha}\beta|1\rangle$ to $\alpha|0\rangle+e^{-i\alpha}\beta|1\rangle$?
Awarded Dec 2 '20 at 4:42
A CNOT between two Hadamard gates: why does the CNOT changed the output of the second Hadamard gate?
Awarded Dec 1 '20 at 20:34
Question about a circuit from “Quantum Computing for Computer Scientists”
Awarded Nov 30 '20 at 13:21
In QAOA why do we need $m \log(m)$ repititions to get at least $F_{p}(\beta , \gamma) - 1$ with probability of $1 - 1/m$?
Awarded Nov 29 '20 at 0:56
In Uhlmann's theorem, should the polar decomposition be written as $A=|A|V$ or $A=V|A|$?
Awarded Nov 29 '20 at 0:34
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