Discriminant (disambiguation)

The discriminant of a polynomial is a quantity that depends on the coefficients and determines various properties of the roots.

Discriminant may also refer to its various generalizations:

Mathematics

 * Discriminant of an algebraic number field
 * Discriminant of an elliptic curve
 * Discriminant of a quadratic form
 * Discriminant of a real-valued function
 * Fundamental discriminant
 * Modular discriminant

Medicine

 * Modified Maddrey's discriminant function

Psychology

 * Discriminant validity

Statistics

 * Discriminant analysis
 * Kernel Fisher discriminant analysis
 * Multiple discriminant analysis