FABS(3) Linux Programmer's Manual FABS(3)
NAME
fabs - absolute value of floating-point numberSYNOPSIS
#include <math.h> double fabs(double x);DESCRIPTION
The fabs() function returns the absolute value of the floating-point number x.CONFORMING TO
SVID 3, POSIX, BSD 4.3, ISO 9899
June 25, 1993 1
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