[redthrowaway]

They would be wrong. Calculus is huge. Linear algebra is huge. Boolean logic is insanely huge. The things we can do with numbers now make possible our modern world, something that members of HN don't need me to tell them.

[varjag]

All of the fields you mentioned get by mostly with modes of mathematic proof introduced by Greeks. In that sense there wasn't much new since Pythagoras until the infamous proof of map coloring theorem recently.