It's often said that it's never too late to learn, and that's great-but then youthful curiosity is a wonderful thing too. As an example, how many budding street rodders discovered early on that it was ...
SIAM Journal on Numerical Analysis, Vol. 27, No. 3 (Jun., 1990), pp. 704-735 (32 pages) Ordinary differential equations can be recast into a nonlinear canonical form called an S-system. Evidence for ...