\(\newcommand{\W}[1]{ \; #1 \; }\) \(\newcommand{\R}[1]{ {\rm #1} }\) \(\newcommand{\B}[1]{ {\bf #1} }\) \(\newcommand{\D}[2]{ \frac{\partial #1}{\partial #2} }\) \(\newcommand{\DD}[3]{ \frac{\partial^2 #1}{\partial #2 \partial #3} }\) \(\newcommand{\Dpow}[2]{ \frac{\partial^{#1}}{\partial {#2}^{#1}} }\) \(\newcommand{\dpow}[2]{ \frac{ {\rm d}^{#1}}{{\rm d}\, {#2}^{#1}} }\)

cos

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The Cosine Function: cos

Syntax

y = cos ( x )

x, y

See the Possible Types for a unary standard math function.

Atomic

This is an atomic operation .

Derivative

\[\R{cos}^{(1)} (x) = - \sin(x)\]

Example

The file cos.cpp contains an example and test of this function.