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---
title: library (v0.29)
description: API reference for qiskit.circuit.library in qiskit v0.29
in_page_toc_min_heading_level: 2
python_api_type: module
python_api_name: qiskit.circuit.library
---
<span id="module-qiskit.circuit.library" />
<span id="qiskit-circuit-library" />
# Circuit Library
<span id="circuit-library-qiskit-circuit-library" />
## Circuit Library
`qiskit.circuit.library`
### Standard Gates
| | |
| ---------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------- |
| [`Barrier`](qiskit.circuit.library.Barrier "qiskit.circuit.library.Barrier")(num\_qubits) | Barrier instruction. |
| [`C3XGate`](qiskit.circuit.library.C3XGate "qiskit.circuit.library.C3XGate")(\[angle, label, ctrl\_state]) | The X gate controlled on 3 qubits. |
| [`C3SXGate`](qiskit.circuit.library.C3SXGate "qiskit.circuit.library.C3SXGate")(\[label, ctrl\_state, angle]) | The 3-qubit controlled sqrt-X gate. |
| [`C4XGate`](qiskit.circuit.library.C4XGate "qiskit.circuit.library.C4XGate")(\[label, ctrl\_state]) | The 4-qubit controlled X gate. |
| [`CCXGate`](qiskit.circuit.library.CCXGate "qiskit.circuit.library.CCXGate")(\[label, ctrl\_state]) | CCX gate, also known as Toffoli gate. |
| [`DCXGate`](qiskit.circuit.library.DCXGate "qiskit.circuit.library.DCXGate")() | Double-CNOT gate. |
| [`CHGate`](qiskit.circuit.library.CHGate "qiskit.circuit.library.CHGate")(\[label, ctrl\_state]) | Controlled-Hadamard gate. |
| [`CPhaseGate`](qiskit.circuit.library.CPhaseGate "qiskit.circuit.library.CPhaseGate")(theta\[, label, ctrl\_state]) | Controlled-Phase gate. |
| [`CRXGate`](qiskit.circuit.library.CRXGate "qiskit.circuit.library.CRXGate")(theta\[, label, ctrl\_state]) | Controlled-RX gate. |
| [`CRYGate`](qiskit.circuit.library.CRYGate "qiskit.circuit.library.CRYGate")(theta\[, label, ctrl\_state]) | Controlled-RY gate. |
| [`CRZGate`](qiskit.circuit.library.CRZGate "qiskit.circuit.library.CRZGate")(theta\[, label, ctrl\_state]) | Controlled-RZ gate. |
| [`CSwapGate`](qiskit.circuit.library.CSwapGate "qiskit.circuit.library.CSwapGate")(\[label, ctrl\_state]) | Controlled-SWAP gate, also known as the Fredkin gate. |
| [`CSXGate`](qiskit.circuit.library.CSXGate "qiskit.circuit.library.CSXGate")(\[label, ctrl\_state]) | Controlled-√X gate. |
| [`CUGate`](qiskit.circuit.library.CUGate "qiskit.circuit.library.CUGate")(theta, phi, lam, gamma\[, label, …]) | Controlled-U gate (4-parameter two-qubit gate). |
| [`CU1Gate`](qiskit.circuit.library.CU1Gate "qiskit.circuit.library.CU1Gate")(theta\[, label, ctrl\_state]) | Controlled-U1 gate. |
| [`CU3Gate`](qiskit.circuit.library.CU3Gate "qiskit.circuit.library.CU3Gate")(theta, phi, lam\[, label, ctrl\_state]) | Controlled-U3 gate (3-parameter two-qubit gate). |
| [`CXGate`](qiskit.circuit.library.CXGate "qiskit.circuit.library.CXGate")(\[label, ctrl\_state]) | Controlled-X gate. |
| [`CYGate`](qiskit.circuit.library.CYGate "qiskit.circuit.library.CYGate")(\[label, ctrl\_state]) | Controlled-Y gate. |
| [`CZGate`](qiskit.circuit.library.CZGate "qiskit.circuit.library.CZGate")(\[label, ctrl\_state]) | Controlled-Z gate. |
| [`HGate`](qiskit.circuit.library.HGate "qiskit.circuit.library.HGate")(\[label]) | Single-qubit Hadamard gate. |
| [`IGate`](qiskit.circuit.library.IGate "qiskit.circuit.library.IGate")(\[label]) | Identity gate. |
| [`MCPhaseGate`](qiskit.circuit.library.MCPhaseGate "qiskit.circuit.library.MCPhaseGate")(lam, num\_ctrl\_qubits\[, label]) | Multi-controlled-Phase gate. |
| [`MCXGate`](qiskit.circuit.library.MCXGate "qiskit.circuit.library.MCXGate")(\[num\_ctrl\_qubits, label, ctrl\_state]) | The general, multi-controlled X gate. |
| [`MCXGrayCode`](qiskit.circuit.library.MCXGrayCode "qiskit.circuit.library.MCXGrayCode")(\[num\_ctrl\_qubits, label, ctrl\_state]) | Implement the multi-controlled X gate using the Gray code. |
| [`MCXRecursive`](qiskit.circuit.library.MCXRecursive "qiskit.circuit.library.MCXRecursive")(\[num\_ctrl\_qubits, label, …]) | Implement the multi-controlled X gate using recursion. |
| [`MCXVChain`](qiskit.circuit.library.MCXVChain "qiskit.circuit.library.MCXVChain")(\[num\_ctrl\_qubits, dirty\_ancillas, …]) | Implement the multi-controlled X gate using a V-chain of CX gates. |
| [`Measure`](qiskit.circuit.library.Measure "qiskit.circuit.library.Measure")() | Quantum measurement in the computational basis. |
| [`MSGate`](qiskit.circuit.library.MSGate "qiskit.circuit.library.MSGate")(num\_qubits, theta\[, label]) | MSGate has been deprecated. |
| [`PhaseGate`](qiskit.circuit.library.PhaseGate "qiskit.circuit.library.PhaseGate")(theta\[, label]) | Single-qubit rotation about the Z axis. |
| [`RCCXGate`](qiskit.circuit.library.RCCXGate "qiskit.circuit.library.RCCXGate")(\[label]) | The simplified Toffoli gate, also referred to as Margolus gate. |
| [`RC3XGate`](qiskit.circuit.library.RC3XGate "qiskit.circuit.library.RC3XGate")(\[label]) | The simplified 3-controlled Toffoli gate. |
| [`Reset`](qiskit.circuit.library.Reset "qiskit.circuit.library.Reset")() | Qubit reset. |
| [`RGate`](qiskit.circuit.library.RGate "qiskit.circuit.library.RGate")(theta, phi) | Rotation θ around the cos(φ)x + sin(φ)y axis. |
| [`RXGate`](qiskit.circuit.library.RXGate "qiskit.circuit.library.RXGate")(theta\[, label]) | Single-qubit rotation about the X axis. |
| [`RXXGate`](qiskit.circuit.library.RXXGate "qiskit.circuit.library.RXXGate")(theta) | A parametric 2-qubit $X \otimes X$ interaction (rotation about XX). |
| [`RYGate`](qiskit.circuit.library.RYGate "qiskit.circuit.library.RYGate")(theta\[, label]) | Single-qubit rotation about the Y axis. |
| [`RYYGate`](qiskit.circuit.library.RYYGate "qiskit.circuit.library.RYYGate")(theta) | A parametric 2-qubit $Y \otimes Y$ interaction (rotation about YY). |
| [`RZGate`](qiskit.circuit.library.RZGate "qiskit.circuit.library.RZGate")(phi\[, label]) | Single-qubit rotation about the Z axis. |
| [`RZZGate`](qiskit.circuit.library.RZZGate "qiskit.circuit.library.RZZGate")(theta) | A parametric 2-qubit $Z \otimes Z$ interaction (rotation about ZZ). |
| [`RZXGate`](qiskit.circuit.library.RZXGate "qiskit.circuit.library.RZXGate")(theta) | A parametric 2-qubit $Z \otimes X$ interaction (rotation about ZX). |
| [`ECRGate`](qiskit.circuit.library.ECRGate "qiskit.circuit.library.ECRGate")() | An echoed RZX(pi/2) gate implemented using RZX(pi/4) and RZX(-pi/4). |
| [`SGate`](qiskit.circuit.library.SGate "qiskit.circuit.library.SGate")(\[label]) | Single qubit S gate (Z\*\*0.5). |
| [`SdgGate`](qiskit.circuit.library.SdgGate "qiskit.circuit.library.SdgGate")(\[label]) | Single qubit S-adjoint gate (\~Z\*\*0.5). |
| [`SwapGate`](qiskit.circuit.library.SwapGate "qiskit.circuit.library.SwapGate")(\[label]) | The SWAP gate. |
| [`iSwapGate`](qiskit.circuit.library.iSwapGate "qiskit.circuit.library.iSwapGate")() | iSWAP gate. |
| [`SXGate`](qiskit.circuit.library.SXGate "qiskit.circuit.library.SXGate")(\[label]) | The single-qubit Sqrt(X) gate ($\sqrt{X}$). |
| [`SXdgGate`](qiskit.circuit.library.SXdgGate "qiskit.circuit.library.SXdgGate")(\[label]) | The inverse single-qubit Sqrt(X) gate. |
| [`TGate`](qiskit.circuit.library.TGate "qiskit.circuit.library.TGate")(\[label]) | Single qubit T gate (Z\*\*0.25). |
| [`TdgGate`](qiskit.circuit.library.TdgGate "qiskit.circuit.library.TdgGate")(\[label]) | Single qubit T-adjoint gate (\~Z\*\*0.25). |
| [`UGate`](qiskit.circuit.library.UGate "qiskit.circuit.library.UGate")(theta, phi, lam\[, label]) | Generic single-qubit rotation gate with 3 Euler angles. |
| [`U1Gate`](qiskit.circuit.library.U1Gate "qiskit.circuit.library.U1Gate")(theta\[, label]) | Single-qubit rotation about the Z axis. |
| [`U2Gate`](qiskit.circuit.library.U2Gate "qiskit.circuit.library.U2Gate")(phi, lam\[, label]) | Single-qubit rotation about the X+Z axis. |
| [`U3Gate`](qiskit.circuit.library.U3Gate "qiskit.circuit.library.U3Gate")(theta, phi, lam\[, label]) | Generic single-qubit rotation gate with 3 Euler angles. |
| [`XGate`](qiskit.circuit.library.XGate "qiskit.circuit.library.XGate")(\[label]) | The single-qubit Pauli-X gate ($\sigma_x$). |
| [`YGate`](qiskit.circuit.library.YGate "qiskit.circuit.library.YGate")(\[label]) | The single-qubit Pauli-Y gate ($\sigma_y$). |
| [`ZGate`](qiskit.circuit.library.ZGate "qiskit.circuit.library.ZGate")(\[label]) | The single-qubit Pauli-Z gate ($\sigma_z$). |
### Generalized Gates
| | | | |
| --------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------- | - | ----------------------------------- |
| [`Diagonal`](qiskit.circuit.library.Diagonal "qiskit.circuit.library.Diagonal")(diag) | Diagonal circuit. | | |
| [`MCMT`](qiskit.circuit.library.MCMT "qiskit.circuit.library.MCMT")(gate, num\_ctrl\_qubits, num\_target\_qubits) | The multi-controlled multi-target gate, for an arbitrary singly controlled target gate. | | |
| [`MCMTVChain`](qiskit.circuit.library.MCMTVChain "qiskit.circuit.library.MCMTVChain")(gate, num\_ctrl\_qubits, …\[, label]) | The MCMT implementation using the CCX V-chain. | | |
| [`Permutation`](qiskit.circuit.library.Permutation "qiskit.circuit.library.Permutation")(num\_qubits\[, pattern, seed]) | An n\_qubit circuit that permutes qubits. | | |
| [`GMS`](qiskit.circuit.library.GMS "qiskit.circuit.library.GMS")(num\_qubits, theta) | Global Mølmer–Sørensen gate. | | |
| [`GR`](qiskit.circuit.library.GR "qiskit.circuit.library.GR")(num\_qubits, theta, phi) | Global R gate. | | |
| [`GRX`](qiskit.circuit.library.GRX "qiskit.circuit.library.GRX")(num\_qubits, theta) | Global RX gate. | | |
| [`GRY`](qiskit.circuit.library.GRY "qiskit.circuit.library.GRY")(num\_qubits, theta) | Global RY gate. | | |
| [`GRZ`](qiskit.circuit.library.GRZ "qiskit.circuit.library.GRZ")(num\_qubits, phi) | Global RZ gate. | | |
| [`RVGate`](qiskit.circuit.library.RVGate "qiskit.circuit.library.RVGate")(v\_x, v\_y, v\_z\[, basis]) | Rotation around arbitrary rotation axis $v$ where \$ | v | \$ is angle of rotation in radians. |
| [`PauliGate`](qiskit.circuit.library.PauliGate "qiskit.circuit.library.PauliGate")(label) | A multi-qubit Pauli gate. | | |
### Boolean Logic Circuits
| | |
| ------------------------------------------------------------------------------------------------------------ | ---------------------------------------------------------------------------------------------- |
| [`AND`](qiskit.circuit.library.AND "qiskit.circuit.library.AND")(num\_variable\_qubits\[, flags, mcx\_mode]) | A circuit implementing the logical AND operation on a number of qubits. |
| [`OR`](qiskit.circuit.library.OR "qiskit.circuit.library.OR")(num\_variable\_qubits\[, flags, mcx\_mode]) | A circuit implementing the logical OR operation on a number of qubits. |
| [`XOR`](qiskit.circuit.library.XOR "qiskit.circuit.library.XOR")(num\_qubits\[, amount, seed]) | An n\_qubit circuit for bitwise xor-ing the input with some integer `amount`. |
| [`InnerProduct`](qiskit.circuit.library.InnerProduct "qiskit.circuit.library.InnerProduct")(num\_qubits) | A 2n-qubit Boolean function that computes the inner product of two n-qubit vectors over $F_2$. |
### Basis Change Circuits
| | |
| ---------------------------------------------------------------------------------------------------------- | ---------------------------------- |
| [`QFT`](qiskit.circuit.library.QFT "qiskit.circuit.library.QFT")(\[num\_qubits, approximation\_degree, …]) | Quantum Fourier Transform Circuit. |
### Arithmetic Circuits
#### Amplitude Functions
| | |
| --------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------- |
| [`LinearAmplitudeFunction`](qiskit.circuit.library.LinearAmplitudeFunction "qiskit.circuit.library.LinearAmplitudeFunction")(num\_state\_qubits, …) | A circuit implementing a (piecewise) linear function on qubit amplitudes. |
#### Functional Pauli Rotations
| | |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------- |
| [`FunctionalPauliRotations`](qiskit.circuit.library.FunctionalPauliRotations "qiskit.circuit.library.FunctionalPauliRotations")(\[num\_state\_qubits, …]) | Base class for functional Pauli rotations. |
| [`LinearPauliRotations`](qiskit.circuit.library.LinearPauliRotations "qiskit.circuit.library.LinearPauliRotations")(\[num\_state\_qubits, …]) | Linearly-controlled X, Y or Z rotation. |
| [`PolynomialPauliRotations`](qiskit.circuit.library.PolynomialPauliRotations "qiskit.circuit.library.PolynomialPauliRotations")(\[num\_state\_qubits, …]) | A circuit implementing polynomial Pauli rotations. |
| [`PiecewiseLinearPauliRotations`](qiskit.circuit.library.PiecewiseLinearPauliRotations "qiskit.circuit.library.PiecewiseLinearPauliRotations")(\[…]) | Piecewise-linearly-controlled Pauli rotations. |
| [`PiecewisePolynomialPauliRotations`](qiskit.circuit.library.PiecewisePolynomialPauliRotations "qiskit.circuit.library.PiecewisePolynomialPauliRotations")(\[…]) | Piecewise-polynomially-controlled Pauli rotations. |
| [`PiecewiseChebyshev`](qiskit.circuit.library.PiecewiseChebyshev "qiskit.circuit.library.PiecewiseChebyshev")(f\_x\[, degree, …]) | Piecewise Chebyshev approximation to an input function. |
#### Adders
| | |
| --------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------- |
| [`DraperQFTAdder`](qiskit.circuit.library.DraperQFTAdder "qiskit.circuit.library.DraperQFTAdder")(num\_state\_qubits\[, kind, name]) | A circuit that uses QFT to perform in-place addition on two qubit registers. |
| [`CDKMRippleCarryAdder`](qiskit.circuit.library.CDKMRippleCarryAdder "qiskit.circuit.library.CDKMRippleCarryAdder")(num\_state\_qubits\[, …]) | A ripple-carry circuit to perform in-place addition on two qubit registers. |
| [`VBERippleCarryAdder`](qiskit.circuit.library.VBERippleCarryAdder "qiskit.circuit.library.VBERippleCarryAdder")(num\_state\_qubits\[, …]) | The VBE ripple carry adder \[1]. |
| [`WeightedAdder`](qiskit.circuit.library.WeightedAdder "qiskit.circuit.library.WeightedAdder")(\[num\_state\_qubits, weights, name]) | A circuit to compute the weighted sum of qubit registers. |
#### Multipliers
| | |
| ------------------------------------------------------------------------------------------------------------------------------------------------------ | ---------------------------------------------------------------------------------- |
| [`HRSCumulativeMultiplier`](qiskit.circuit.library.HRSCumulativeMultiplier "qiskit.circuit.library.HRSCumulativeMultiplier")(num\_state\_qubits\[, …]) | A multiplication circuit to store product of two input registers out-of-place. |
| [`RGQFTMultiplier`](qiskit.circuit.library.RGQFTMultiplier "qiskit.circuit.library.RGQFTMultiplier")(num\_state\_qubits\[, …]) | A QFT multiplication circuit to store product of two input registers out-of-place. |
#### Comparators
| | |
| ------------------------------------------------------------------------------------------------------------------------------------------- | ------------------- |
| [`IntegerComparator`](qiskit.circuit.library.IntegerComparator "qiskit.circuit.library.IntegerComparator")(\[num\_state\_qubits, value, …]) | Integer Comparator. |
#### Functions on binary variables
| | |
| ------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------- |
| [`QuadraticForm`](qiskit.circuit.library.QuadraticForm "qiskit.circuit.library.QuadraticForm")(\[num\_result\_qubits, …]) | Implements a quadratic form on binary variables encoded in qubit registers. |
<span id="id1" />
### Amplitude Functions
| | |
| --------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------- |
| [`LinearAmplitudeFunction`](qiskit.circuit.library.LinearAmplitudeFunction "qiskit.circuit.library.LinearAmplitudeFunction")(num\_state\_qubits, …) | A circuit implementing a (piecewise) linear function on qubit amplitudes. |
### Particular Quantum Circuits
| | |
| --------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------- |
| [`FourierChecking`](qiskit.circuit.library.FourierChecking "qiskit.circuit.library.FourierChecking")(f, g) | Fourier checking circuit. |
| [`GraphState`](qiskit.circuit.library.GraphState "qiskit.circuit.library.GraphState")(adjacency\_matrix) | Circuit to prepare a graph state. |
| [`HiddenLinearFunction`](qiskit.circuit.library.HiddenLinearFunction "qiskit.circuit.library.HiddenLinearFunction")(adjacency\_matrix) | Circuit to solve the hidden linear function problem. |
| [`IQP`](qiskit.circuit.library.IQP "qiskit.circuit.library.IQP")(interactions) | Instantaneous quantum polynomial (IQP) circuit. |
| [`QuantumVolume`](qiskit.circuit.library.QuantumVolume "qiskit.circuit.library.QuantumVolume")(num\_qubits\[, depth, seed, …]) | A quantum volume model circuit. |
| [`PhaseEstimation`](qiskit.circuit.library.PhaseEstimation "qiskit.circuit.library.PhaseEstimation")(num\_evaluation\_qubits, unitary) | Phase Estimation circuit. |
| [`GroverOperator`](qiskit.circuit.library.GroverOperator "qiskit.circuit.library.GroverOperator")(oracle\[, state\_preparation, …]) | The Grover operator. |
| [`PhaseOracle`](qiskit.circuit.library.PhaseOracle "qiskit.circuit.library.PhaseOracle")(expression\[, synthesizer]) | Phase Oracle. |
| [`EvolvedOperatorAnsatz`](qiskit.circuit.library.EvolvedOperatorAnsatz "qiskit.circuit.library.EvolvedOperatorAnsatz")(\[operators, reps, …]) | The evolved operator ansatz. |
### Probability distributions
| | |
| --------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------ |
| [`UniformDistribution`](qiskit.circuit.library.UniformDistribution "qiskit.circuit.library.UniformDistribution")(num\_qubits\[, name]) | A circuit to encode a discretized uniform distribution in qubit amplitudes. |
| [`NormalDistribution`](qiskit.circuit.library.NormalDistribution "qiskit.circuit.library.NormalDistribution")(num\_qubits\[, mu, sigma, …]) | A circuit to encode a discretized normal distribution in qubit amplitudes. |
| [`LogNormalDistribution`](qiskit.circuit.library.LogNormalDistribution "qiskit.circuit.library.LogNormalDistribution")(num\_qubits\[, mu, …]) | A circuit to encode a discretized log-normal distribution in qubit amplitudes. |
### N-local circuits
| | |
| -------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------- |
| [`NLocal`](qiskit.circuit.library.NLocal "qiskit.circuit.library.NLocal")(\[num\_qubits, rotation\_blocks, …]) | The n-local circuit class. |
| [`TwoLocal`](qiskit.circuit.library.TwoLocal "qiskit.circuit.library.TwoLocal")(\[num\_qubits, rotation\_blocks, …]) | The two-local circuit. |
| [`PauliTwoDesign`](qiskit.circuit.library.PauliTwoDesign "qiskit.circuit.library.PauliTwoDesign")(\[num\_qubits, reps, seed, …]) | The Pauli Two-Design ansatz. |
| [`RealAmplitudes`](qiskit.circuit.library.RealAmplitudes "qiskit.circuit.library.RealAmplitudes")(\[num\_qubits, entanglement, …]) | The real-amplitudes 2-local circuit. |
| [`EfficientSU2`](qiskit.circuit.library.EfficientSU2 "qiskit.circuit.library.EfficientSU2")(\[num\_qubits, su2\_gates, …]) | The hardware efficient SU(2) 2-local circuit. |
| [`ExcitationPreserving`](qiskit.circuit.library.ExcitationPreserving "qiskit.circuit.library.ExcitationPreserving")(\[num\_qubits, mode, …]) | The heuristic excitation-preserving wave function ansatz. |
| [`QAOAAnsatz`](qiskit.circuit.library.QAOAAnsatz "qiskit.circuit.library.QAOAAnsatz")(\[cost\_operator, reps, …]) | A generalized QAOA quantum circuit with a support of custom initial states and mixers. |
### Data encoding circuits
| | |
| ------------------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------ |
| [`PauliFeatureMap`](qiskit.circuit.library.PauliFeatureMap "qiskit.circuit.library.PauliFeatureMap")(\[feature\_dimension, reps, …]) | The Pauli Expansion circuit. |
| [`ZFeatureMap`](qiskit.circuit.library.ZFeatureMap "qiskit.circuit.library.ZFeatureMap")(feature\_dimension\[, reps, …]) | The first order Pauli Z-evolution circuit. |
| [`ZZFeatureMap`](qiskit.circuit.library.ZZFeatureMap "qiskit.circuit.library.ZZFeatureMap")(feature\_dimension\[, reps, …]) | Second-order Pauli-Z evolution circuit. |
### NCT (Not-CNOT-Toffoli) template circuits
| | |
| --------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------- |
| [`templates.nct.template_nct_2a_1`](qiskit.circuit.library.templates.nct.template_nct_2a_1 "qiskit.circuit.library.templates.nct.template_nct_2a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_2a_2`](qiskit.circuit.library.templates.nct.template_nct_2a_2 "qiskit.circuit.library.templates.nct.template_nct_2a_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_2a_3`](qiskit.circuit.library.templates.nct.template_nct_2a_3 "qiskit.circuit.library.templates.nct.template_nct_2a_3")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_4a_1`](qiskit.circuit.library.templates.nct.template_nct_4a_1 "qiskit.circuit.library.templates.nct.template_nct_4a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_4a_2`](qiskit.circuit.library.templates.nct.template_nct_4a_2 "qiskit.circuit.library.templates.nct.template_nct_4a_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_4a_3`](qiskit.circuit.library.templates.nct.template_nct_4a_3 "qiskit.circuit.library.templates.nct.template_nct_4a_3")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_4b_1`](qiskit.circuit.library.templates.nct.template_nct_4b_1 "qiskit.circuit.library.templates.nct.template_nct_4b_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_4b_2`](qiskit.circuit.library.templates.nct.template_nct_4b_2 "qiskit.circuit.library.templates.nct.template_nct_4b_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_5a_1`](qiskit.circuit.library.templates.nct.template_nct_5a_1 "qiskit.circuit.library.templates.nct.template_nct_5a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_5a_2`](qiskit.circuit.library.templates.nct.template_nct_5a_2 "qiskit.circuit.library.templates.nct.template_nct_5a_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_5a_3`](qiskit.circuit.library.templates.nct.template_nct_5a_3 "qiskit.circuit.library.templates.nct.template_nct_5a_3")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_5a_4`](qiskit.circuit.library.templates.nct.template_nct_5a_4 "qiskit.circuit.library.templates.nct.template_nct_5a_4")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6a_1`](qiskit.circuit.library.templates.nct.template_nct_6a_1 "qiskit.circuit.library.templates.nct.template_nct_6a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6a_2`](qiskit.circuit.library.templates.nct.template_nct_6a_2 "qiskit.circuit.library.templates.nct.template_nct_6a_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6a_3`](qiskit.circuit.library.templates.nct.template_nct_6a_3 "qiskit.circuit.library.templates.nct.template_nct_6a_3")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6a_4`](qiskit.circuit.library.templates.nct.template_nct_6a_4 "qiskit.circuit.library.templates.nct.template_nct_6a_4")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6b_1`](qiskit.circuit.library.templates.nct.template_nct_6b_1 "qiskit.circuit.library.templates.nct.template_nct_6b_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6b_2`](qiskit.circuit.library.templates.nct.template_nct_6b_2 "qiskit.circuit.library.templates.nct.template_nct_6b_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_6c_1`](qiskit.circuit.library.templates.nct.template_nct_6c_1 "qiskit.circuit.library.templates.nct.template_nct_6c_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_7a_1`](qiskit.circuit.library.templates.nct.template_nct_7a_1 "qiskit.circuit.library.templates.nct.template_nct_7a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_7b_1`](qiskit.circuit.library.templates.nct.template_nct_7b_1 "qiskit.circuit.library.templates.nct.template_nct_7b_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_7c_1`](qiskit.circuit.library.templates.nct.template_nct_7c_1 "qiskit.circuit.library.templates.nct.template_nct_7c_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_7d_1`](qiskit.circuit.library.templates.nct.template_nct_7d_1 "qiskit.circuit.library.templates.nct.template_nct_7d_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_7e_1`](qiskit.circuit.library.templates.nct.template_nct_7e_1 "qiskit.circuit.library.templates.nct.template_nct_7e_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_2a_1`](qiskit.circuit.library.templates.nct.template_nct_2a_1 "qiskit.circuit.library.templates.nct.template_nct_2a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9a_1`](qiskit.circuit.library.templates.nct.template_nct_9a_1 "qiskit.circuit.library.templates.nct.template_nct_9a_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_1`](qiskit.circuit.library.templates.nct.template_nct_9c_1 "qiskit.circuit.library.templates.nct.template_nct_9c_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_2`](qiskit.circuit.library.templates.nct.template_nct_9c_2 "qiskit.circuit.library.templates.nct.template_nct_9c_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_3`](qiskit.circuit.library.templates.nct.template_nct_9c_3 "qiskit.circuit.library.templates.nct.template_nct_9c_3")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_4`](qiskit.circuit.library.templates.nct.template_nct_9c_4 "qiskit.circuit.library.templates.nct.template_nct_9c_4")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_5`](qiskit.circuit.library.templates.nct.template_nct_9c_5 "qiskit.circuit.library.templates.nct.template_nct_9c_5")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_6`](qiskit.circuit.library.templates.nct.template_nct_9c_6 "qiskit.circuit.library.templates.nct.template_nct_9c_6")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_7`](qiskit.circuit.library.templates.nct.template_nct_9c_7 "qiskit.circuit.library.templates.nct.template_nct_9c_7")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_8`](qiskit.circuit.library.templates.nct.template_nct_9c_8 "qiskit.circuit.library.templates.nct.template_nct_9c_8")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_9`](qiskit.circuit.library.templates.nct.template_nct_9c_9 "qiskit.circuit.library.templates.nct.template_nct_9c_9")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_10`](qiskit.circuit.library.templates.nct.template_nct_9c_10 "qiskit.circuit.library.templates.nct.template_nct_9c_10")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_11`](qiskit.circuit.library.templates.nct.template_nct_9c_11 "qiskit.circuit.library.templates.nct.template_nct_9c_11")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9c_12`](qiskit.circuit.library.templates.nct.template_nct_9c_12 "qiskit.circuit.library.templates.nct.template_nct_9c_12")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_1`](qiskit.circuit.library.templates.nct.template_nct_9d_1 "qiskit.circuit.library.templates.nct.template_nct_9d_1")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_2`](qiskit.circuit.library.templates.nct.template_nct_9d_2 "qiskit.circuit.library.templates.nct.template_nct_9d_2")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_3`](qiskit.circuit.library.templates.nct.template_nct_9d_3 "qiskit.circuit.library.templates.nct.template_nct_9d_3")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_4`](qiskit.circuit.library.templates.nct.template_nct_9d_4 "qiskit.circuit.library.templates.nct.template_nct_9d_4")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_5`](qiskit.circuit.library.templates.nct.template_nct_9d_5 "qiskit.circuit.library.templates.nct.template_nct_9d_5")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_6`](qiskit.circuit.library.templates.nct.template_nct_9d_6 "qiskit.circuit.library.templates.nct.template_nct_9d_6")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_7`](qiskit.circuit.library.templates.nct.template_nct_9d_7 "qiskit.circuit.library.templates.nct.template_nct_9d_7")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_8`](qiskit.circuit.library.templates.nct.template_nct_9d_8 "qiskit.circuit.library.templates.nct.template_nct_9d_8")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_9`](qiskit.circuit.library.templates.nct.template_nct_9d_9 "qiskit.circuit.library.templates.nct.template_nct_9d_9")() | **returns**template as a quantum circuit. |
| [`templates.nct.template_nct_9d_10`](qiskit.circuit.library.templates.nct.template_nct_9d_10 "qiskit.circuit.library.templates.nct.template_nct_9d_10")() | **returns**template as a quantum circuit. |
### Clifford template circuits
| | |
| --------------------------------------------------------------------------------------------- | ----------------------------------------- |
| [`clifford_2_1`](qiskit.circuit.library.clifford_2_1 "qiskit.circuit.library.clifford_2_1")() | **returns**template as a quantum circuit. |
| [`clifford_2_2`](qiskit.circuit.library.clifford_2_2 "qiskit.circuit.library.clifford_2_2")() | **returns**template as a quantum circuit. |
| [`clifford_2_3`](qiskit.circuit.library.clifford_2_3 "qiskit.circuit.library.clifford_2_3")() | **returns**template as a quantum circuit. |
| [`clifford_2_4`](qiskit.circuit.library.clifford_2_4 "qiskit.circuit.library.clifford_2_4")() | **returns**template as a quantum circuit. |
| [`clifford_3_1`](qiskit.circuit.library.clifford_3_1 "qiskit.circuit.library.clifford_3_1")() | **returns**template as a quantum circuit. |
| [`clifford_4_1`](qiskit.circuit.library.clifford_4_1 "qiskit.circuit.library.clifford_4_1")() | **returns**template as a quantum circuit. |
| [`clifford_4_2`](qiskit.circuit.library.clifford_4_2 "qiskit.circuit.library.clifford_4_2")() | **returns**template as a quantum circuit. |
| [`clifford_4_3`](qiskit.circuit.library.clifford_4_3 "qiskit.circuit.library.clifford_4_3")() | **returns**template as a quantum circuit. |
| [`clifford_4_4`](qiskit.circuit.library.clifford_4_4 "qiskit.circuit.library.clifford_4_4")() | **returns**template as a quantum circuit. |
| [`clifford_5_1`](qiskit.circuit.library.clifford_5_1 "qiskit.circuit.library.clifford_5_1")() | **returns**template as a quantum circuit. |
| [`clifford_6_1`](qiskit.circuit.library.clifford_6_1 "qiskit.circuit.library.clifford_6_1")() | **returns**template as a quantum circuit. |
| [`clifford_6_2`](qiskit.circuit.library.clifford_6_2 "qiskit.circuit.library.clifford_6_2")() | **returns**template as a quantum circuit. |
| [`clifford_6_3`](qiskit.circuit.library.clifford_6_3 "qiskit.circuit.library.clifford_6_3")() | **returns**template as a quantum circuit. |
| [`clifford_6_4`](qiskit.circuit.library.clifford_6_4 "qiskit.circuit.library.clifford_6_4")() | **returns**template as a quantum circuit. |
| [`clifford_6_5`](qiskit.circuit.library.clifford_6_5 "qiskit.circuit.library.clifford_6_5")() | **returns**template as a quantum circuit. |
| [`clifford_8_1`](qiskit.circuit.library.clifford_8_1 "qiskit.circuit.library.clifford_8_1")() | **returns**template as a quantum circuit. |
| [`clifford_8_2`](qiskit.circuit.library.clifford_8_2 "qiskit.circuit.library.clifford_8_2")() | **returns**template as a quantum circuit. |
| [`clifford_8_3`](qiskit.circuit.library.clifford_8_3 "qiskit.circuit.library.clifford_8_3")() | **returns**template as a quantum circuit. |
### RZXGate template circuits
| | |
| -------------------------------------------------------------------------------------- | ------------------------------ |
| [`rzx_yz`](qiskit.circuit.library.rzx_yz "qiskit.circuit.library.rzx_yz")(\[theta]) | Template for CX - RYGate - CX. |
| [`rzx_xz`](qiskit.circuit.library.rzx_xz "qiskit.circuit.library.rzx_xz")(\[theta]) | Template for CX - RXGate - CX. |
| [`rzx_cy`](qiskit.circuit.library.rzx_cy "qiskit.circuit.library.rzx_cy")(\[theta]) | Template for CX - RYGate - CX. |
| [`rzx_zz1`](qiskit.circuit.library.rzx_zz1 "qiskit.circuit.library.rzx_zz1")(\[theta]) | Template for CX - RZGate - CX. |
| [`rzx_zz2`](qiskit.circuit.library.rzx_zz2 "qiskit.circuit.library.rzx_zz2")(\[theta]) | Template for CX - RZGate - CX. |
| [`rzx_zz3`](qiskit.circuit.library.rzx_zz3 "qiskit.circuit.library.rzx_zz3")(\[theta]) | Template for CX - RZGate - CX. |
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