I’d say that this is a better argument for calculus and PDEs than trigonometry- the sine function can be defined purely from a calculus point-of-view, and that definition is more similar to what you describe than the trigonometry perspective
I’d say that this is a better argument for calculus and PDEs than trigonometry- the sine function can be defined purely from a calculus point-of-view, and that definition is more similar to what you describe than the trigonometry perspective