Quellcode fΓΌr qiskit.circuit.library.templates.rzx.rzx_cy

# This code is part of Qiskit.
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# (C) Copyright IBM 2021.
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# This code is licensed under the Apache License, Version 2.0. You may
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"""
RZX based template for CX - RYGate - CX
.. parsed-literal::
                                                       β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
q_0: ──■─────────────■──────────────────────────────────0         β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
     β”Œβ”€β”΄β”€β”β”Œβ”€β”€β”€β”€β”€β”€β”€β”β”Œβ”€β”΄β”€β”β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”β”Œβ”€β”€β”€β”€β”€β”€β”€β”β”‚  RZX(-Ο΄) β”‚β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”
q_1: ─ X β”œβ”€ RY(Ο΄) β”œβ”€ X β”œβ”€ RY(-Ο΄) β”œβ”€ RZ(-Ο€/2) β”œβ”€ RX(Ο΄) β”œβ”€1         β”œβ”€ RZ(Ο€/2) β”œ
     β””β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
"""

from __future__ import annotations

import numpy as np

from qiskit.circuit import Parameter, QuantumCircuit
from qiskit.circuit.parameterexpression import ParameterValueType


[Doku]def rzx_cy(theta: ParameterValueType | None = None): """Template for CX - RYGate - CX.""" if theta is None: theta = Parameter("Ο΄") circ = QuantumCircuit(2) circ.cx(0, 1) circ.ry(theta, 1) circ.cx(0, 1) circ.ry(-1 * theta, 1) circ.rz(-np.pi / 2, 1) circ.rx(theta, 1) circ.rzx(-1 * theta, 0, 1) circ.rz(np.pi / 2, 1) return circ