This page contains links to Supplementary Online Material associated
with the paper "Pattern Solutions of the Klausmeier Model for Banded
Vegetation in Semi-Arid Environments II: Patterns with the Largest
Possible Propagation Speeds" by J.A. Sherratt
A MAPLE procedure that calculates the normal form equation for the
solution amplitude near the Hopf bifurcation point; this constitutes
the proof of the proposition in Section 4 of the paper.