User Craig Gidney

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Simulating Clifford + few-T circuits

circuit-construction simulation

Jul 18 '19 at 17:55 peterh - Reinstate Monica 826

9

votes

2

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293

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Is there a simple rule for the inverse of a Clifford circuit's stabilizer table?

pauli-gates clifford-group

Sep 25 '18 at 10:31 Niel de Beaudrap 8,947

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8

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2

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162

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Fast way to check if two state vectors are equivalent up to Pauli operations

pauli-gates

Feb 11 '19 at 19:13 Craig Gidney 9,087

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110

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Reference that explains how to read 3d topological diagrams for surface code computations

resource-request error-correction topological-quantum-computing surface-code

Jan 27 '19 at 10:25 Sanchayan Dutta 13.4k

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8

votes

1

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134

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Minimum number of CNOTs for a 4-qubit increment on a planar grid

optimization nisq

Aug 9 '18 at 1:58 Craig Gidney 9,087

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votes

2

answers

332

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Minimum number of CNOTs for Toffoli with non-adjacent controls

circuit-construction gate-synthesis optimization

Feb 14 at 1:47 sandualuclopotaru 83

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215

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Expected repetitions of the quantum part of Shor's algorithm

algorithm shors-algorithm

May 9 '19 at 8:16 Craig Gidney 9,087

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votes

2

answers

2k

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What is the matrix of the iSwap gate?

quantum-gate matrix-representation

Dec 23 '18 at 13:29 Sanchayan Dutta 13.4k

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191

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How do I write functions that modify operations in Q#?

programming q#

Nov 15 at 18:06 Mariia Mykhailova 5,628

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127

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Is the diamond norm subadditive under composition?

trace-distance diamond-norm

Aug 19 at 16:10 Niel de Beaudrap 8,947

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148

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Does Q# have a bigint type?

programming q#

Jan 4 '19 at 10:30 AHusain 3,298

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100

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How do I name the adjoint of an operation in Q#?

programming q#

Jan 1 '19 at 8:09 Sanchayan Dutta 13.4k

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114

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How do I produce circuit diagrams from a Q# program?

programming q#

Jan 1 '19 at 7:32 Sanchayan Dutta 13.4k

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90

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How many N-qubit stabilizer states are there?

stabilizer-state

Apr 30 at 23:22 Craig Gidney 9,087

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cirq.Ry complains that it needs one argument

programming cirq

Oct 24 at 14:00 Sanchayan Dutta 13.4k

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Deriving a state vector from a stabilizer state's generators

superposition stabilizer-state

Jun 11 '19 at 22:32 Craig Gidney 9,087

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62

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How do I do printf debugging in Q# in a convenient way?

programming q#

Apr 9 '19 at 1:14 Mariia Mykhailova 5,628

3

votes

1

answer

97

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How do I get a list of control qubits from Q# operations when tracing the simulation in C#?

programming q#

Jan 11 '19 at 21:31 Craig Gidney 9,087

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votes

0

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48

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What is the quantum bandwidth of a planar array of noisy qubits, assuming free classical communication?

quantum-information communication surface-code

Nov 18 '18 at 13:00 Sanchayan Dutta 13.4k

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votes

1

answer

69

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Programmatic access to wavefunction in Q# for tests

programming q#

Nov 15 at 18:08 Mariia Mykhailova 5,628

2

votes

1

answer

103

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How do I multiply an integer and a double in Q#?

programming q#

May 13 '19 at 19:29 Mariia Mykhailova 5,628

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vote

3

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97

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Deriving a controlled Kraus operator from an uncontrolled Kraus operator

matrix-representation

Jun 3 at 6:21 Danylo Y 3,272

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22 Questions

Simulating Clifford + few-T circuits

Is there a simple rule for the inverse of a Clifford circuit's stabilizer table?

Fast way to check if two state vectors are equivalent up to Pauli operations

Reference that explains how to read 3d topological diagrams for surface code computations

Minimum number of CNOTs for a 4-qubit increment on a planar grid

Minimum number of CNOTs for Toffoli with non-adjacent controls

Expected repetitions of the quantum part of Shor's algorithm

What is the matrix of the iSwap gate?

How do I write functions that modify operations in Q#?

Is the diamond norm subadditive under composition?

Does Q# have a bigint type?

How do I name the adjoint of an operation in Q#?

How do I produce circuit diagrams from a Q# program?

How many N-qubit stabilizer states are there?

cirq.Ry complains that it needs one argument

Deriving a state vector from a stabilizer state's generators

How do I do printf debugging in Q# in a convenient way?

How do I get a list of control qubits from Q# operations when tracing the simulation in C#?

What is the quantum bandwidth of a planar array of noisy qubits, assuming free classical communication?

Programmatic access to wavefunction in Q# for tests

How do I multiply an integer and a double in Q#?

Deriving a controlled Kraus operator from an uncontrolled Kraus operator