Patterns are predictable sequences, such as stripes (for example, a yellow-green striped shirt) and rhythms (for example, da-de-dum). Young children like to make patterns when they draw and play.

The pattern emerges in the spectrum of a random matrix, for example, because the matrix elements all enter into the calculation of that spectrum. But random matrices are merely “toy systems” that are ...

3. Patterns of Nonlinear Growth Concept: There are many patterns of nonlinear growth, like exponential growth. We've all seen these graphed. Imagine you're the owner of a new pizza restaurant.