ref: 66c22f3908ca79fce85b6d65d749ea1a88d59d16
dir: /sys/man/2/hypot/
.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