sys/man/2/hypot


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.TH HYPOT 2
.SH NAME
hypot \- Euclidean distance
.SH SYNOPSIS
.B #include <u.h>
.br
.B #include <libc.h>
.PP
.nf
.B
double hypot(double x, double y)
.fi
.SH DESCRIPTION
.I Hypot
returns
.EX
	sqrt(x*x + y*y)
.EE
taking precautions against unwarranted overflows.
.SH SOURCE
.B /sys/src/libc/port/hypot.c