Derivative (disambiguation)

The derivative of a function is the rate of change of the function's output relative to its input value.

Derivative may also refer to:

In mathematics and economics

 * Brzozowski derivative in the theory of formal languages
 * Formal derivative, an operation on elements of a polynomial ring which mimics the form of the derivative from calculus
 * Radon–Nikodym derivative in measure theory
 * Derivative (set theory), a concept applicable to normal functions
 * Derivative (graph theory), an alternative term for a line graph deva
 * Derivative (finance), a contract whose value is derived from that of other quantities
 * Derivative suit or derivative action, a type of lawsuit filed by shareholders of a corporation

In science and engineering

 * Derivative (chemistry), a type of compound which is a product of the process of derivatization
 * Derivative (linguistics), the process of forming a new word on the basis of an existing word, e.g. happiness and unhappy from happy
 * Aeroderivative gas turbine, a mechanical drive gas turbine derived from an aero engine gas turbine

Other uses

 * Derivative work, in copyright law, a modification of an original work
 * Fork (software development)
 * Derivative (film), a 2005 Turkish film
 * Derivative Inc., a spin-off of Side Effects Software, creators of the software Houdini
 * Derivative, used to describe a word formed from another word