FeedbackCategory

class discopy.abc.FeedbackCategory

Bases: MarkovCategory, Generic

A feedback category is a MarkovCategory with a delay endofunctor and a feedback operator.

abstract delay(n_steps=1)

The delay endofunctor applied to a morphism.

Parameters:

n_steps (int) – The number of time steps to delay.

Return type:

FeedbackCategory

abstract feedback(dom=None, cod=None, mem=None)

The feedback operator on a morphism.

Parameters:

• dom – The domain of the feedback.

• cod – The codomain of the feedback.

• mem – The memory type to trace over.

Return type:

FeedbackCategory