Calculus is the study of change. It is a branch of mathematics focused on limits, functions, derivatives, integrals, and infinite series. This page is an overview or introduction to calculus. Watch ...

In the late 19th century, Karl Weierstrass invented a fractal-like function that was decried as nothing less than a “deplorable evil.” In time, it would transform the foundations of mathematics.

Being a very simplest Introduction to those beautiful Methods of Reckoning which are generally called by the terrifying names of the Differential Calculus and the Integral Calculus.