\(\newcommand{\W}[1]{ \; #1 \; }\) \(\newcommand{\R}[1]{ {\rm #1} }\) \(\newcommand{\B}[1]{ {\bf #1} }\) \(\newcommand{\D}[2]{ \frac{\partial #1}{\partial #2} }\) \(\newcommand{\DD}[3]{ \frac{\partial^2 #1}{\partial #2 \partial #3} }\) \(\newcommand{\Dpow}[2]{ \frac{\partial^{#1}}{\partial {#2}^{#1}} }\) \(\newcommand{\dpow}[2]{ \frac{ {\rm d}^{#1}}{{\rm d}\, {#2}^{#1}} }\)
acos¶
View page sourceInverse Cosine Function: acos¶
Syntax¶
y =
acos ( x )x, y¶
See the Possible Types for a unary standard math function.
Atomic¶
This is an atomic operation .
Derivative¶
\[\R{acos}^{(1)} (x) = - (1 - x * x)^{-1/2}\]
Example¶
The file acos.cpp contains an example and test of this function.