This ticket implements curves defined by a system of differential equations, in particular geodesics on differentiable manifolds.

This is part of the ​SageManifolds project ; see the metaticket #18528 for an overview.

CC: @egourgoulhon @sagetrac-mbejger @man74cio @tscrim

Component: geometry

Keywords: curve, geodesic

Author: Karim Van Aelst

Branch/Commit: 1c7e727

Reviewer: Eric Gourgoulhon, Travis Scrimshaw

Issue created by migration from https://trac.sagemath.org/ticket/22951