Brusselator — Activator-Inhibitor Patterns
Reaction-diffusion system: Turing instability, spots, stripes, spirals
Parameters
A (feed rate):
4.5
B (drain rate):
7.5
D_u (activator diff):
1.0
D_v (inhibitor diff):
8.0
Randomize
Spots IC
Reset
Equations
∂u/∂t = D_u∇²u + A-(B+1)u + u²v
∂v/∂t = D_v∇²v + Bu - u²v
Fixed pt: u*=A, v*=B/A
Turing: D_v/D_u > (B+A²)²/(A²(B-A²))
Status