Observable

class ttnopt.Observable(indices: List[int], operators_list: List[List[str]], coef_list: List[float] | List[complex])

Bases: object

A class for observables.

__init__(indices: List[int], operators_list: List[List[str]], coef_list: List[float] | List[complex])

Initialize an Observable object.

Parameters:

• indices – Indices of the observable.

• operators_list – List of operators, “S+”, “S-”, “Sz”, “Sx” and “Sy”.

• coef_list – Coefficients for each operator.