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Quantum Computing
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user1271772
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195 Answers

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2 votes

Why are diagonal Hamiltonians considered classical?

2 votes

How can I experimentally quantify the "speed up" of a quantum-enhanced machine learning?

2 votes

How to describe the transformation induced by the CNOT on arbitrary input states?

2 votes
Accepted

Fermionic commutation relation using Jordan-Wigner transformation

2 votes

Is there any quantum annealer simulator offered by DWave?

2 votes
Accepted

What is the mathematical essence of Qiskit simulators?

2 votes

Logical vs Physical Qubits for Quantum Chemistry DFT

2 votes
Accepted

How to determine an unknown quantum gate if we know all other gates in the circuit and the inputs and outputs?

2 votes

What is fidelity in quantum computing?

2 votes
Accepted

Simulating the Ising-like model as a quantum circuit

2 votes
Accepted

What are some of the interesting problems whose solutions have been proposed using quantum neural networks?

2 votes
Accepted

How did the authors manage to simulate and get the error estimate for a neural network with greater than 7840 qubits?

2 votes

Why does (almost) every pair of Hamiltonians generate, through repeated commutation, the whole space of Hermitian matrices?

2 votes

Does quantum computing threaten blockchain?

2 votes

Is it possible to realize CNOT gate in 3 dimension?

2 votes

How can surreal maths be used in quantum computing?

2 votes

Scale for Quantum Computing

2 votes
Accepted

How to create a condition on only one classical bit when we have a total of 2 classic bits in the system

2 votes

How to construct a multi-qubit controlled-Z from elementary gates?

2 votes

What do "hyperparallel algorithm" and "hyperentangled state" mean?

2 votes
Accepted

Why is this Hamiltonian matrix diagonal?

2 votes

What would be the simplest addition that would make the D-Wave architecture universal?

2 votes
Accepted

Generally speaking, are quantum speedups always due to parallelization of a given problem?

2 votes

Is spontaneous excitation possible?

2 votes
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Is there any legitimate information about Microsoft quantum hardware?

2 votes

How does Deutsch Oracle shows quantum supremacy?

2 votes
Accepted

What do we mean by “derive full operator of a quantum circuit” and to describe the mapping from input quantum registers to output quantum registers?

2 votes
Accepted

Quantum computers don't try all the possible solutions, so how does the QFT really work?

1 vote

What is an example of a simple QUBO problem?

1 vote

How does the sum of two operators act on a two-level system of qubits?

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