Characteristic (mathematics)

This disambiguation page lists articles associated with the same or a similar title.

In mathematics, characteristic may refer to

* Characteristic of a field [r]: Add brief definition or description
* Characteristic function [r]: A function on a set which takes the value 1 on a given subset and 0 on its complement. [e]
* Characteristic polynomial [r]: The polynomial attached to a square matrix or endomorphism det(A-XI)=0. [e]
* Characteristic subgroup [r]: A subgroup which is mapped to itself by any automorphism of the whole group. [e]