I have been programming professionally for 15+ years, working in web and app development, system administration, designing custom language extensions, image pro

I have been programming professionally for 15+ years, working in web and app development, system administration, designing custom language extensions, image processing, protein folding, and sundry other tasks. I can count on one hand the number of times I needed any calculus beyond first semester, and those were for very specific scientific domains. Now statistics and linear algebra, on the other hand...