Discriminant Definition

dĭ-skrĭmə-nənt
noun
An expression whose value or sign is used to classify functions.
Webster's New World

(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).

Wiktionary
adjective

Serving to discriminate.

Wiktionary

Other Word Forms of Discriminant

Noun

Singular:
discriminant
Plural:
discriminants

Discriminant Sentence Examples

  • This implies the vanishing of the discriminant of the original form.

  • The expression (ab) 4 properly appertains to a quartic; for a quadratic it may also be written (ab) 2 (cd) 2, and would denote the square of the discriminant to a factor pres.

  • The discriminant is the resultant of ax and ax and of degree 8 in the coefficients; since it is a rational and integral function of the fundamental invariants it is expressible as a linear function of A 2 and B; it is independent of C, and is therefore unaltered when C vanishes; we may therefore take f in the canonical form 6R 4 f = BS5+5BS4p-4A2p5.

  • The way to get around the problem is to use a discriminant in the record declaration.

  • Conclusions The MDAS is a highly consistent and reliable measure which has good discriminant and concurrent validity.

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Words Starting With

DDIDIS

Words Ending With

TNTANT

Unscrambles

discriminant

Words Starting With D and Ending With T

Starts With D & Ends With TStarts With DI & Ends With TStarts With D & Ends With NT

Word Length

12 Letter Words12 Letter Words Starting With D12 Letter Words Ending With T