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