acos

Evaluate the inverse cosine function (arc cosine). More...

Functions
AFAPI array	acos (const array &in)
	C++ Interface to evaluate the inverse cosine function. More...
AFAPI af_err	af_acos (af_array *out, const af_array in)
	C Interface to evaluate the inverse cosine function. More...

Detailed Description

Evaluate the inverse cosine function (arc cosine).

The inverse of cosine so that, if y = cos(x), then x = arccos(y).

Function Documentation

acos()

AFAPI array acos

(

const array &

in

)

C++ Interface to evaluate the inverse cosine function.

Parameters

[in]

in

input array

Returns

inverse cosine

Examples

pde/bhrt.cpp.

af_acos()

AFAPI af_err af_acos	(	af_array *	out,
		const af_array	in
	)

C Interface to evaluate the inverse cosine function.

Parameters

[out]	out	inverse cos
[in]	in	input array

Returns

AF_SUCCESS, if function returns successfully, else an af_err code is given