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Transform circuit with 3 CNOTs in one with limited interactions on the first qubit

circuit-construction quantum-circuit

modified 15 hours ago glS 13.3k

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40

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How do you build the modified Toffoli gate using only local unitary and CNOT operations?

programming quantum-gate circuit-construction

modified 2 days ago glS 13.3k

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52

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Can any “control-something unitary” be written with control and target spaces flipped?

circuit-construction unitarity

modified May 12 at 14:23 glS 13.3k

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1

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68

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Is RYY gate not available in IBM Quantum Composer?

quantum-gate ibm-q-experience circuit-construction

modified May 11 at 12:33 glS 13.3k

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69

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Exponentiating Pauli matrices using trapped ion native gates (single-qubit rotations + XX, YY, ZZ)

circuit-construction hamiltonian-simulation

answered May 11 at 3:03 mavzolej 1,078

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Toffolli upside down - an equivalent circuit

quantum-gate circuit-construction

modified May 10 at 10:31 Durd3nT 402

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148

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Making a Controlled-Z from a CNOT

quantum-gate circuit-construction

modified May 10 at 8:23 Durd3nT 402

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256

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Quantum circuit for a three-qubit bit-flip code

circuit-construction error-correction

modified May 7 at 13:21 M. Stern 1,964

4

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1

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136

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How do you build a circuit to make an equal superposition of $n$ outcomes?

algorithm circuit-construction entanglement

modified May 6 at 10:46 glS 13.3k

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How to distinguish between collapsed and uncertain qubits in a quantum circuit?

quantum-state circuit-construction measurement superposition quantum-circuit

modified May 2 at 11:22 glS 13.3k

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Loading a random distribution using controlled-Y rotations

quantum-state circuit-construction applications quantum-computing-for-finance

modified May 2 at 0:06 Community♦ 1

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Is the No-Cloning Theorem Violated in $C^\ast$-Circuit Models?

circuit-construction mathematics non-locality

modified May 1 at 17:51 Jonathan Trousdale 2,979

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Implementing an oracle

quantum-gate circuit-construction oracles

modified Apr 30 at 0:59 Adam Zalcman 6,608

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How do you represent one-qubit rotations in two registers as a $4\times 4$ unitary matrix?

programming circuit-construction matrix-representation cirq tfq

modified Apr 29 at 20:41 Adam Zalcman 6,608

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