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Manpage of SQRT

SQRT

Index
 

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 fBsqrt()fP function returns the non-negative square root of fIxfP. It fails and sets fIerrnofP to EDOM, if fIxfP is negative.  

ERRORS

EDOM
fIxfP 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)


 

Index

NAME
SYNOPSIS
DESCRIPTION
ERRORS
CONFORMING TO
SEE ALSO