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sqrt

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< c‎ | numeric‎ | math
Revision as of 22:39, 31 May 2013 by P12bot (Talk | contribs)

 
 
 
Common mathematical functions
Functions
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(C99)
(C99)
(C99)
(C99)
(C99)
(C99)(C99)(C99)
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(C99)
(C99)
(C99)
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Power functions
sqrt
(C99)
(C99)
Trigonometric and hyperbolic functions
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Macro constants
 
Defined in header <math.h>
float       sqrtf( float arg );
(since C99)
double      sqrt( double arg );
long double sqrtl( long double arg );
(since C99)

Computes square root of arg.

Parameters

arg - floating point or integer value

Return value

Square root of arg.

Domain error occurs if arg is negative. NAN is returned in that case.

See also

(C99)(C99)(C99)
computes cubic root (3x)
(function) [edit]
(C99)(C99)
computes a number raised to the given power (xy)
(function) [edit]