Quantum Computing Stack Exchange

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How to construct a quantum gate producing 1 if r divides x, 0 otherwise?

quantum-gate

modified 8 hours ago Craig Gidney 2,637

4

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2

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60

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What happens when I input two qubits starting at state $|00\rangle$ into a hadamard gate

quantum-computer quantum-gate

modified 11 hours ago John Jepson 23

3

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3

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What is the matrix for the operator that implements a function to tell the parity of its argument?

quantum-gate matrix-representation

modified yesterday R. Chopin 360

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What's an example of building a circuit $U_f$ that implements a simple function $f$?

quantum-gate

modified yesterday cnada 1,063

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0

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45

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Simulating Read only QRAM (constructing an oracle)

quantum-algorithms quantum-gate quantum-entanglement qiskit

modified yesterday Blue 5,458

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1

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Solving a circuit implementing a two-level unitary operation

quantum-gate circuit-construction

answered 2 days ago AHusain 800

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1

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Applying Group Leaders Optimization to Quantum Belief Systems

quantum-gate gate-synthesis universal-gates optimization

modified 2 days ago meowzz 1,096

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2

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How does the stated Pauli decomposition for $\operatorname{CP\cdot A\cdot CP}$ arise?

quantum-gate gate-synthesis pauli-matrices

modified 2 days ago AHusain 800

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1

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364

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Practical implementation of Hamiltonian Evolution

quantum-algorithms quantum-gate hhl-algorithm hamiltonian-simulation

modified 2 days ago DaftWullie 9,106

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2

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40

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Why does a rotation of $\pi/2$ on $|1\rangle$ yield $i|1\rangle$?

quantum-gate

answered Oct 18 at 20:28 Dyon J Don Kiwi van Vreumingen 312

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Understanding the Group Leaders Optimization Algorithm

quantum-gate gate-synthesis

modified Oct 17 at 23:05 Blue 5,458

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3

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Calculating measurement result of quantum swap circuit

quantum-gate circuit-model measurement

modified Oct 16 at 14:00 user1271772 4,732

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56

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Simulation vs Construction of Fredkin gate with Toffoli gates

quantum-gate circuit-construction

modified Oct 15 at 19:52 Niel de Beaudrap 4,916

6

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3

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64

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$R_z$ gate representations

quantum-algorithms quantum-gate circuit-model

modified Oct 13 at 10:54 user1271772 4,732

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How to construct a quantum gate producing 1 if r divides x, 0 otherwise?

What happens when I input two qubits starting at state $|00\rangle$ into a hadamard gate

What is the matrix for the operator that implements a function to tell the parity of its argument?

What's an example of building a circuit $U_f$ that implements a simple function $f$?

Simulating Read only QRAM (constructing an oracle)

Solving a circuit implementing a two-level unitary operation

Applying Group Leaders Optimization to Quantum Belief Systems

How does the stated Pauli decomposition for $\operatorname{CP\cdot A\cdot CP}$ arise?

Practical implementation of Hamiltonian Evolution

Why does a rotation of $\pi/2$ on $|1\rangle$ yield $i|1\rangle$?

Understanding the Group Leaders Optimization Algorithm

Calculating measurement result of quantum swap circuit

Simulation vs Construction of Fredkin gate with Toffoli gates

$R_z$ gate representations

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