Routines which deal with the geometry of ellipses

Module name: ellipse

Author: Ian Stewart (University of Leicester, ims@star.le.ac.uk)

This module contains several routines for processing ellipses.

• `Rotated' and `phase' formats
• Is a given point inside a given ellipse?
• Generating a set of points along an ellipse locus
• EllipseT structure definition