difference operator

(redirected from Newton formula)

difference operator

[′dif·rəns ‚äp·ə‚rād·ər]
(mathematics)
One of several operators, such as the displacement operator, forward difference operator, or central mean operator, which can be used to conveniently express formulas for interpolation or numerical calculation or integration of functions and can be manipulated as algebraic quantities.
References in periodicals archive ?
Then we adjust the common Newton formula for the n-th root of a real (positive) or complex number to the case of quaternions.
1992) which is similar to the Newton formula but utilizes cross-sectional area at the midvolume point rather than at midlength.
1993b) indicate that studies which concentrate on volumes of butt logs may be more likely to find the Centroid method superior to the Newton formula.