V3/usr/man/man3/hypot.3

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including files from this version of Unix. 
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.he 'HYPOT (III)'6/12/72'HYPOT (III)'
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NAME		hypot -- calculate hypotenuse
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SYNOPSIS	movf	a,fr0
.br
movf	b,fr1
.br
jsr	r5,hypot
.br
movf	fr0,...
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DESCRIPTION	The
square root of fr0*fr0 + fr1*fr1
is returned in fr0.
The calculation is done in such a way
that overflow will not occur unless
the answer is not representable in floating point.
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FILES		kept in /lib/liba.a
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SEE ALSO	sqrt(III)
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DIAGNOSTICS	The
c-bit is set if the result cannot
be represented.
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BUGS		--