Currently, attempting to use periodic points or preperiodic points to compute the scheme defining the minimal periodic or preperiodic points throws a Not Implemented error. We implement this functionality.

We also add a formal parameter to the periodic and preperiodic functions to facilitate the computation of the formal periodic or formal preperiodic points.

Depends on #31954
Depends on #31906
Depends on #32166

CC: @bhutz

Component: dynamics

Keywords: gsoc2021

Author: Alexander Galarraga

Branch: 6f2857f

Reviewer: Ben Hutz

Issue created by migration from https://trac.sagemath.org/ticket/31944