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discriminant
(redirected from Discrimant)

    Also found in: Wikipedia 0.02 sec.
discriminant [di′skrim·ə·nənt]
(mathematics)
The quantityb2- 4ac,wherea,b,care coefficients of a given quadratic polynomial:ax2+bx+c.
More generally, for the polynomial equationa0xn+a1xn-1+···+anx0= 0,a02n-2times the product of the squares of all the differences of the roots of the equation, taken in pairs.


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