discriminant

discriminant (plural discriminants)

1. (algebra) An expression that gives information about the roots of a polynomial; for example, the expression D = b² - 4ac determines whether the roots of the quadratic equation ax² + bx + c = 0 are real and distinct (D > 0), real and equal (D = 0) or complex (D < 0).
2. (geometry) The invariant (on the vector space of forms of degree d in n variables) that vanishes exactly when the corresponding hypersurface in P^n-1 is singular.

discriminant (comparative more discriminant, superlative most discriminant)

1. Serving to discriminate.

discriminant

1. present participle of discriminar

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• Hyphenation: dis‧cri‧mi‧nant

discriminant m (plural discriminanten, diminutive discriminantje n)

1. (algebra) discriminant

• IPA^(key): /dis.kʁi.mi.nɑ̃/

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discriminant m (plural discriminants)

1. (mathematics) discriminant

• “discriminant” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

discrīminant

1. third-person plural present active indicative of discrīminō