Math. an expression whose value or sign is used to classify functions
noun
The definition of a discriminant is some distinguishing characteristic or feature that allows someone or something to be separated from others.
Whether a plant is an annual or a perennial is an example of a discriminant.
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discriminant
Webster's New World College Dictionary, Fifth Edition Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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discriminant
noun
An expression used to distinguish or separate other expressions in a quantity or equation.
THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries. Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Noun
(plural discriminants)
- (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).
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"Discriminant." YourDictionary. LoveToKnow. www.yourdictionary.com/Discriminant.
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Discriminant. (n.d.). In YourDictionary. Retrieved from https://www.yourdictionary.com/Discriminant
Sentence Examples
- A binary form which has a square factor has its discriminant equal to zero.
- This implies the vanishing of the discriminant of the original form.
- 1 X discriminant of f = ao X disct.
- This follows at once from the fact that the discriminant is Mara s) 2 II(/3, -fis)2{II(ar-/3$)}2.
- To express the function aoa2 - _ which is the discriminant of the binary quadratic aoxi -+-2a1x2x2-+a2x2 = ai =1, 1, in a symbolic form we have 2(aoa 2 -ai) =aoa2 +aGa2 -2 a1 � al = a;b4 -}-alb?
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Also Mentioned In
WORDS NEAR discriminant IN THE DICTIONARY
- discriminant
- discretizing
- discriminability
- discriminable