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Date: Mon, 10 Jun 1996 22:45:39 +0900
From: Nobuhiro Yasutomi <nobu@psrc.isac.co.jp>
Reply-To: FreeBSD-users-jp@jp.freebsd.org
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Subject: [FreeBSD-users-jp 2222] Re: divide 0
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$B$D$$$G$K(B

> > $B$R$g$C$H$7$?$i!"#0$G3d$C$?$N$G$O$J$/!"B>$N%(%i!<(B(over flow$BEy(B)$B$N(B
> > $B$[$&$+$H;W$C$F?tCM$r8+$F$_$?$N$G$9$,!"$d$O$j!"(B0 $B$G3d$C$F$k$h$&$G$9!#(B
> > $BFf$G$9$M!D(B(c++ $B$@$+$i$H$+!)(B)

  $B$3$l$OB?J,(B 0/0 $B$N7W;;$G$7$g$&!#$=$&$9$k$H!"(B

	fpsetmask(fpgetmask() & ~(FP_X_DZ|FP_X_INV));

$B$H$K$9$l$P2sHr$G$-$^$9!#(B

  $B$A$J$_$K$3$l$G(B 0/0 $B$N7W;;7k2L$r(B printf("%f", f) $B$G=PNO$9$k$H(B
NaN ($BHs?tCM?t(B) $B$K$J$j$^$9!#(B

%% $B$$$d$!!"(BInf $B$b(B NaN $B$b(B  X != X $B$NH=Dj$b$A$c$s$HF0$/$G$O$J$$$+!#(B
%% Solaris 2.4 for x86 $B$h$jAGD>$@$o!#AG@2$i$7$$!#(B:-)
---
$B0BIY(B $B?-9@!w%"%$%6%C%/(B
nobu@psrc.isac.co.jp
MGG02210@niftyserve.or.jp
