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ImaginaryTimeEvolver

class qiskit.algorithms.ImaginaryTimeEvolver

GitHub

Bases: ABC

Interface for Quantum Imaginary Time Evolution.

Methods

evolve

abstract evolve(evolution_problem)

Perform imaginary time evolution exp⁡(−τH)∣Ψ⟩\exp(-\tau H)|\Psi\rangle.

Evolves an initial state ∣Ψ⟩|\Psi\rangle for an imaginary time τ\tau under a Hamiltonian HH, as provided in the evolution_problem.

Parameters

evolution_problem (TimeEvolutionProblem) – The definition of the evolution problem.

Returns

Evolution result which includes an evolved quantum state.

Return type

TimeEvolutionResult

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