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Next: 6.2 $BFsJ,K!$N>l9g(B Up: 6 $BNcBj$r2r$/%W%m%0%i%`Nc(B Previous: 6 $BNcBj$r2r$/%W%m%0%i%`Nc(B

6.1 Newton $BK!$N>l9g(B

$1$ $B$r=i4|CM$H$7$F!"5vMF@:EY(B $10^{-15}$ $B$r;X<($7$F(B Newton $BK!$G2r$+$;(B $B$?$N$,0J2<$N7k2L(B ($BF~NO$O(B 1 1e-15)$B!#(B 

isc-xas06% gcc -o newton newton.c -lm
isc-xas06% ./newton 
 $B=i4|CM(B x0, $B5vMF@:EY&E(B=1 1e-15
f(   7.503638678402439e-01)=-1.89e-02
f(   7.391128909113617e-01)=-4.65e-05
f(   7.390851333852840e-01)=-2.85e-10
f(   7.390851332151607e-01)= 0.00e+00
f(   7.390851332151607e-01)= 0.00e+00
isc-xas06%


\begin{jremark}\upshape Newton $BK!$N7+$jJV$7$rDd;_$5$;$k$?$a$NNI$$%k!<%k$rFHNO$GH.(B.. ...$B+$J$5$l$F$$$kJ}K!$O0l1~$

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Next: 6.2 $BFsJ,K!$N>l9g(B Up: 6 $BNcBj$r2r$/%W%m%0%i%`Nc(B Previous: 6 $BNcBj$r2r$/%W%m%0%i%`Nc(B
Masashi Katsurada
$BJ?@.(B20$BG/(B10$B7n(B18$BF|(B