Using a term like nonlinear science is like referring to the bulk of zoology as the study of non-elephant animals. — Stanislaw Ulam https://en.wikipedia.org/w

Using a term like nonlinear science is like referring to the bulk of zoology as the study of non-elephant animals. — Stanislaw Ulam https://en.wikipedia.org/wiki/Nonlinear_system https://en.wikipedia.org/wiki/Nonlinear_system