- (in one variable) an expression consisting of the sum of two or more terms each of which is the product of a constant and a variable raised to an integral power: ax2 + bx + c is a polynomial, where a, b, and c are constants and x is a variable.
- a similar expression in more than one variable, as 4x2y3 − 3xy + 5x + 7.
- Now Rare.Also called multinomial. any expression consisting of the sum of two or more terms, as 4x3 + cos x.
Examples from the Web for polynomial
This polynomial expression was shortened by Linnæus to Zeus faber.
But the polynomial method as a system was of short duration.
The two dots at the end are frequently omitted when the part affected includes all the terms of the polynomial to the end.William Oughtred|Florian Cajori
The last case arises when we consider the finite values of z for which the polynomial coefficient of sn vanishes.
British Dictionary definitions for polynomial
- a mathematical expression consisting of a sum of terms each of which is the product of a constant and one or more variables raised to a positive or zero integral power. For one variable, x, the general form is given by: a 0 x n + a 1 x n –1 + … + a n –1 x + a n, where a 0, a 1, etc, are real numbers
- Also called: multinomial any mathematical expression consisting of the sum of a number of terms