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How to implement the controlled square root of NOT gate on the IBM Q composer?

quantum-gate circuit-construction

asked 1 hour ago Fernando 145

14

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3

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How can I implement an n-bit Toffoli gate?

quantum-gate programming qiskit

answered 2 hours ago iUrii 21

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What design considerations set the frequency bounds for superconducting qubits?

architecture physical-qubit superconducting-quantum-computing

modified 2 hours ago glS 5,749

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Running HHL tutorial on real backend

ibm-q-experience

asked 9 hours ago Serwyn 6

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Backend Warning: The skip Qobj validation does not work for IBMQ provider. Disable it

qiskit

answered 9 hours ago Matthew Stypulkoski 801

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773

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How do I build a gate from a matrix on Qiskit?

quantum-gate programming qiskit gate-synthesis

answered 13 hours ago iUrii 21

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Question on using the Collect2qBlocks() and ConsolidateBlocks() optimizations

programming qiskit

answered yesterday Kesha H. 16

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IBM Q devices scheduling of gates with different durations

quantum-gate ibm-q-experience

modified yesterday Nelimee 2,089

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91

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Software for Quantum Computing

algorithm programming ibm-q-experience applications nisq

answered 2 days ago PESchoenberg 9

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Can I find the states of individual qubits in a quantum register using only linear algebra?

mathematics matrix-representation

answered 2 days ago Craig Gidney 5,688

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Can a mixed state be represented on a Bloch sphere?

quantum-state bloch-sphere

modified Sep 16 at 21:44 glS 5,749

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Prove by induction $H^{\otimes n} \left| 0 \right>^{\otimes n} = \frac{1}{\sqrt{2^n}} \sum_{i=0}^{2^n -1} \left| i \right>$

hadamard

answered Sep 16 at 21:35 glS 5,749

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Does the Copenhagen interpretation (+ “quasi-classical measuring apparatus”) allow one to bypass a derivation's objection?

measurement

modified Sep 16 at 16:29 glS 5,749

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How is it possible to perform a c-not on 4 qubits using the same control qubits on IBM Q computers?

quantum-gate qiskit ibm-q-experience

modified Sep 15 at 7:01 Community♦ 1

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