Calculus (from Latin calculus, literally "small pebble used for counting") is the mathematical study of change, in the same way that geometry is the study of... More

The fundamental theorem of calculus is a theorem that links the concept of the derivative of a function with the concept of the function's integral. More

Multivariable calculus (also known as multivariate calculus) is the extension of calculus in one variable to calculus with functions of several variables: th... More

There are many alternatives to the classical calculus of Newton and Leibniz; for example, each of the infinitely many non-Newtonian calculi. More