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:

• 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

• Modified Maddrey's discriminant function

• Discriminant validity

• Discriminant analysis
• Kernel Fisher discriminant analysis
• Multiple discriminant analysis

Topics referred to by the same term

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