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Next: D. $BJ}Dx<0$NJ,N`(B Up: 2005$BG/EY>pJs=hM}(BII     $BBh(B11$B2s(B $B?t3X$N$?$a$N%3%s%T%e!<%?!<(B (3) Previous: B..2 N, S, G

C. Numerical Computation $B$NNc(B -- $BJ}Dx<0$r2r$/(B

$B!!%3%s%T%e!<%?!<$G?tCM7W;;$r$7$F(B ($BM-8B12$B!#(B $B87L)2r$r5a$a$k$3$H$K$9$k$H!"@~7AJ}Dx<00J30$ONc30E*$J>u67$r$N$>$$(B $B$F2r$1$J$$(B13$B!#$7$+$7!"M-8B@:EY$N2r(B ($B6a;w2r(B) $B$GK~B-$9$k$3$H$K$9$l$P!"$+$J$jB?$/$NJ}Dx<0$,2r$1$k$3$H$K$J$k!#(B

$B!!$3$3$G$O(B$BFsJ,K!(B$B$H(B $B%K%e!<%H%s(BNewton $BK!(B$B$r(B $Be$2$k$,!"(B $B$3$l$i$O2r@O3X$N3X=,$H$b4X78$,?<$$!#(B $BFsJ,K!$OCf4VCM$NDjM}$N6h4V=L>.K!$K$h$k>ZL@(B ($BCf4VCM$NDjM}$O$$$o$f$k(B $B!VB8:_DjM}!W$G$"$k$,!"(B $B$3$N>ZL@$O!V9=@.E*$J!W>ZL@$G$"$k$H8@$($k(B) $B$=$N$b$N$G$"$k$H9M$($i$l$h$&!#(B $B$^$?(B Newton $BK!$O1"4X?t$NDjM}$d5U4X?t$NDjM}$N>ZL@$KMQ$$$k$3$H$b$G$-$k$7!"(B $B

$B $BNcBj(B1: $BFsJ,K!$K$h$C$F!"J}Dx<0(B $ \cos x - x=0$ $B$N2r$r7W;;$;$h!#(B

$BNcBj(B2: Newton $BK!$K$h$C$F!"J}Dx<0(B $ \cos x - x=0$ $B$N2r$r7W;;$;$h!#(B


$B!VJ}Dx<0$r2r$1!W$H$$$&LdBj$O$7$P$7$P8=$l$k!#(B $B4pK\E*$GBg;v$JJ}Dx<0$O$=$N@-14$B!#(B $B$3$NNcBj$NJ}Dx<0$b$=$&$$$&$b$N$N0l$D$G!"(B $B2r$,$?$@0l$D$"$k$3$H$O4JC1$KJ,$+$k$,(B ($B8e$NJdB-$r;2>H(B)$B!"(B $B$=$N2r$r4JC1$J<0JQ7AEy$G5a$a$k$3$H$O=PMh$=$&$K$J$$!#(B $B$3$l$K%3%s%T%e!<%?!<$rMQ$$$F $B%3%s%T%e!<%?!<$GJ}Dx<0$r07$&>l9g$K$O!"(B $B%3%s%T%e!<%?!<$J$i$G$O$N$d$jJ}$,$"$k!#(B $BM-8B2s$N7W;;$G??$N2r(B ($BL58B@:EY$N2r(B) $B$r5a$a$k$3$H$r$"$-$i$a$F!"(B $B??$N2r$r5a$a$k$K$OL58B2s$N1i;;$,I,MW$@$,!"(B $BM-8B7e$NMW5a@:EY$r;}$D2r(B ($B6a;w2r(B) $B$O(B $B$=$3$=$3$N2s?t$N4pK\E*$J1i;;(B ($B;MB'$d=iEy4X?t$N7W;;(B) $B$G(B $B5a$^$k$h$&$JJ}K!(B -- $B6a;w2rK!(B -- $B$r:NMQ$9$k!"(B $B$H$$$&$b$N$G$"$k!#(B $B=>$C$F%"%k%4%j%:%`$O!"(B $BBgDq(B$B7+$jJV$7(B$B$N$"$k$b$N$K$J$k!#(B

$B$3$3$G2r@b$9$k6a;w2rK!$O!"E,MQ$G$-$kHO0O$O$+$J$j9-$/!"(B $B%3%s%T%e!<%?!<$r;H$C$F7W;;$9$k$3$H$K$J$k?M$O!"(B $B:#8e$b2?EY$b!V$*@$OC$K$J$k!W$O$:$G$"$k!#(B


\begin{jremark}
$B$3$3$G>R2p$9$k$N$O6a;w7W;;$G$ZL@$G$-$k>l9g$,$"$(B(\textbf{$B@:EYJ]>Z?tCM7W;;(B})$B!#(B \end{enumerate}\end{jremark}">


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Next: D. $BJ}Dx<0$NJ,N`(B Up: 2005$BG/EY>pJs=hM}(BII     $BBh(B11$B2s(B $B?t3X$N$?$a$N%3%s%T%e!<%?!<(B (3) Previous: B..2 N, S, G
Masashi Katsurada
$BJ?@.(B17$BG/(B7$B7n(B7$BF|(B