HYPOT(3M)
NAME
hypot − Euclidean distance function
SYNOPSIS
#include <math.h>
double hypot (x, y)
double x, y;
HP-UX COMPATIBILITY
Level: HP-UX/RUN ONLY
Origin: System V
DESCRIPTION
Hypot returns
sqrt(x ∗ x + y ∗ y),
taking precautions against unwarranted overflows.
DIAGNOSTICS
When the correct value would overflow, hypot returns HUGE and sets errno to ERANGE.
These error-handling procedures may be changed with the function matherr(3M).
SEE ALSO
Hewlett-Packard — last mod. May 11, 2021