Finite automata that determine colors of cells in nested patterns. (See page 609; see also page 1091.)
An example of square Kufi Arabic script, in this case giving the title of the book. (See page 874; see also page 43.)
The result of random replacements in a foam-like planar network. (See page 1039.)
A pentagonal superposition of five sine functions. (See page 984.)
Examples of substitution systems, showing nested behavior. (See page 83 and page 84.)
A blocked version of the evolution of the rule 54 cellular automaton. (See page 696.)
Evolution of a reversible block cellular automaton. (See page 460; see also page 1079.)
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