seemps.operators.MPO.apply

method

MPO.apply(state, strategy=None, simplify=None)

Implement multiplication A @ state between a matrix-product operator A and a matrix-product state state.

Parameters:

stateMPS | MPSSum

Transformed state.

strategyStrategy, optional

Truncation strategy, defaults to DEFAULT_STRATEGY

simplifybool, optional

Whether to simplify the state after the contraction. Defaults to strategy.get_simplify_flag()

Returns:

CanonicalMPS

The result of the contraction.