# 7.5: Numerical Differentiation Functions

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Function Result

diff(x)

Computes the difference between adjacent elements in the vector x.

polyder

Differentiates a polynomial, a polynomial product, or a polynomial quotient.

7.5: Numerical Differentiation Functions is shared under a CC BY 1.3 license and was authored, remixed, and/or curated by Brian Vick, Virginia Tech.