Angela Coxe and Cliff Reiter, Boolean Hexagonal Automata, Vector, 19 3 (2003) 113-121.

We take a look at constructing Boolean automata that preserve the symmetry of a snowflake as they grow.

See also: · Article on Vector Web Site · Some Images and animations related to the paper [Images, and Animations] · Some Fuzzy versions [Abstract] [Images, and Animations] · A threshold/averaging model for snow crystal growth [Abstract] · A threshold/averaging model on quasicrystals [Abstract] · A 3-dimensional model [Abstract] · Gravner-Griffeath Snowflakes