C贸digo fuente para qiskit.algorithms.evolvers.real_evolver

# This code is part of Qiskit.
# (C) Copyright IBM 2021, 2022.
# This code is licensed under the Apache License, Version 2.0. You may
# obtain a copy of this license in the LICENSE.txt file in the root directory
# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
# Any modifications or derivative works of this code must retain this
# copyright notice, and modified files need to carry a notice indicating
# that they have been altered from the originals.

"""Interface for Quantum Real Time Evolution."""

from abc import ABC, abstractmethod
from qiskit.utils.deprecation import deprecate_func

from .evolution_problem import EvolutionProblem
from .evolution_result import EvolutionResult

[documentos]class RealEvolver(ABC): """Deprecated: Interface for Quantum Real Time Evolution. The RealEvolver interface has been superseded by the :class:`qiskit.algorithms.time_evolvers.RealTimeEvolver` interface. This interface will be deprecated in a future release and subsequently removed after that. """ @deprecate_func( additional_msg=( "Instead, use the interface ``qiskit.algorithms.time_evolvers.RealTimeEvolver``. " "See https://qisk.it/algo_migration for a migration guide." ), since="0.24.0", ) def __init__(self) -> None: pass
[documentos] @abstractmethod def evolve(self, evolution_problem: EvolutionProblem) -> EvolutionResult: r"""Perform real time evolution :math:`\exp(-i t H)|\Psi\rangle`. Evolves an initial state :math:`|\Psi\rangle` for a time :math:`t` under a Hamiltonian :math:`H`, as provided in the ``evolution_problem``. Args: evolution_problem: The definition of the evolution problem. Returns: Evolution result which includes an evolved quantum state. """ raise NotImplementedError()