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sqrt(3) -- Linux man page

 

NAME

sqrt, sqrtf, sqrtl - square root function  

SYNOPSIS

#include <math.h>

double sqrt(double x);

float sqrtf(float x);

long double sqrtl(long double x);
 

DESCRIPTION

The sqrt() function returns the non-negative square root of x. It fails and sets errno to EDOM, if x is negative.  

ERRORS

EDOM
x is negative.
 

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899. The float and the long double variants are C99 requirements.  

SEE ALSO

hypot(3)


 
LINUX MAN PAGES
Man1 -- User Commands (Intro)
Man2 -- System Calls (Intro)
Man3 -- Library Functions (Intro)
Man4 -- Special Files (Intro)
Man5 -- File Formats (Intro)
Man6 -- Games (Intro)
Man7 -- Miscellaneous (Intro)
Man8 -- Administration (Intro)
Mann -- TCL Functions (not available)


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