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15 votes

How would a quantum computer be used to solve Partial Differential Equations?

quantum-algorithms asked Aug 15, 2018 at 14:14
quantumcomputing.stackexchange.com

12 votes

Is there an intuition built on ansatz in VQE algorithm or is it more a trial and error approach?

quantum-algorithms asked Aug 22, 2018 at 16:05
quantumcomputing.stackexchange.com

10 votes

Is there a Hamiltonian simulation technique implemented somewhere?

quantum-algorithms hamiltonian-simulation asked Aug 14, 2018 at 12:37
quantumcomputing.stackexchange.com

8 votes

What good references would you recommend to understand the (continuous-variable) CV model of computation?

resource-request quantum-computing-models asked Sep 5, 2018 at 15:09
quantumcomputing.stackexchange.com

6 votes

How do we code the matrix for a controlled operation knowing the control qubit, the target qubit and the $2\times 2$ unitary?

quantum-gate programming gate-synthesis asked Aug 4, 2018 at 11:05
quantumcomputing.stackexchange.com

6 votes

Is there a tool that can give you the unitary representing a quantum circuit from just a string?

resource-request matrix-representation asked Aug 4, 2018 at 11:46
quantumcomputing.stackexchange.com

5 votes

What is continuous quantum register and how it relates to qubits?

qubit models continuous-variable asked Aug 21, 2018 at 14:43
quantumcomputing.stackexchange.com

5 votes

Electronic structure calculations and the Ising model: practical?

quantum-algorithms quantum-chemistry asked Nov 4, 2018 at 14:18
quantumcomputing.stackexchange.com


Top Answers
10
How do you implement the Toffoli gate using only single-qubit and CNOT gates?
quantumcomputing.stackexchange.com

8
What exactly is "matrix sparsity" $s$?
quantumcomputing.stackexchange.com

8
Submitting jobs to IBMQ backend via HTTP API Requests
quantumcomputing.stackexchange.com

7
How would D-Wave be used for complex optimization problems?
quantumcomputing.stackexchange.com

7
How is the Deutsch-Jozsa algorithm faster than classical for practical implementation?
quantumcomputing.stackexchange.com

6
How can I calculate the inner product of two quantum registers of different sizes?
quantumcomputing.stackexchange.com

6
How to describe, or encode, the input vector x of Quantum Fourier Transform?
quantumcomputing.stackexchange.com

6
Can the SWAP test only compare registers with the same number of qubits?
quantumcomputing.stackexchange.com

6
QAOA for MaxCut - Algorithm motivation
quantumcomputing.stackexchange.com

5
State of the art gate speeds and decoherence times
quantumcomputing.stackexchange.com

5
Which programming language is suitable for a beginner?
quantumcomputing.stackexchange.com

5
Is there a general method to implement a 'greater than' quantum circuit?
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5
Why are oracles Hermitian by construction?
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5
Practical example of Grover's algorithm (in Q#)
quantumcomputing.stackexchange.com

5
Clarification needed: "Simulation" of $e^{-iHt}$ and its time complexity
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5
What's the matrix representation of this 3-qubit CZ circuit?
quantumcomputing.stackexchange.com

5
How do I build a gate from a matrix on Qiskit?
quantumcomputing.stackexchange.com

5
Is there any (really) quantum procedure that's an algorithm and not a Las Vegas algorithm?
quantumcomputing.stackexchange.com

5
Grover's Algorithm result when the desired element is not present
cs.stackexchange.com

5
Why is Grover's algorithm not converging monotonically? (Python implementation)
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5
Current limits on Grover search space
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5
How to study quantum machine learning?
quantumcomputing.stackexchange.com

5
Implementation of Grover's Algorithm (minimum spanning tree)
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