A set of ellipses oscillating with different frequencies.

A set of ellipses oscillating with different frequencies.
Dedicated to Alasdair Turner, who passed away last October.
From Wikipedia: A Belousov - Zhabotinsky reaction, or BZ reaction, is one of a class of reactions that serve as a classical example of non-equilibrium thermodynamics, resulting in the establishment of a nonlinear chemical oscillator.
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Made in Processing, building upon the source code by Alasdair Turner.
frame of reaction diffusion system simulation
cellular automaton 99
trails of particles in a particle system with gravity
result of a quite simplistic line grower algorithm
been messing around with a spirograph today
if anyone is interested in the code, drop an ask and i’ll send it over
just messing around with processing

read his obituary here
a tribute to my long dead father