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atan

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< c‎ | numeric‎ | math
Revision as of 16:28, 1 July 2013 by P12bot (Talk | contribs)

 
 
 
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Macro constants
 
Defined in header <math.h>
float       atanf( float arg );
(since C99)
double      atan( double arg );
long double atanl( long double arg );
(since C99)

Computes arc tangent of arg

Parameters

arg - floating point value

Return value

Arc tangent of arg in radians in the range of [-π/2; π/2] radians.

See also

arc tangent, using signs to determine quadrants
(function) [edit]
computes arc sine (arcsin(x))
(function) [edit]
computes arc cosine (arccos(x))
(function) [edit]
computes tangent (tan(x))
(function) [edit]