
####% nonlinear_demo [RET]
$B$H$9$k$+!"D>@\%3%^%s%IL>$rBG$A9~$`$@$1$GF0$-$^$9!#(B


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$B0J2<$N%W%m%0%i%`$O8Q:j$,:n$C$?$b$N$G$9!#(B

$B%=!<%9%W%m%0%i%`$O(B .C $B$N$D$$$?F1L>$N%U%!%$%k$G$9!#(B
$B$?$@$7!"(BXWindow $B$X$NIA2h$K<+:n$N(B XRS $B%i%$%V%i%j$r;H$C$F$$$^$9!#(B
($B$3$A$i$O;d$N%[!<%`%Z!<%8$+$i%=!<%9$rF~<j$G$-$^$9!#(B)
-----------------------------------------------------------------------

FitzHughNagumo   FitzHugh-$BFn1@J}Dx<0(B                   $B!J>o(B 2 real$B!K(B
KeenerTyson      Keener-Tyson $BJ}Dx<0(B                   $B!J>o(B 2 double$B!K(B
Parametric       $B%Q%i%a%H%j%C%/?6F0(B                    $B!J>o(B 2 real$B!K(B
VanderPol        $B%U%!%s%G%k%]!<%kJ}Dx<0(B                $B!J>o(B 2 real$B!K(B
Rossler          Rossler$BJ}Dx<0(B                         $B!J>o(B 3 real$B!K(B
Lorenz           Lorenz$BJ}Dx<0(B                          $B!J>o(B 3 real$B!K(B
GCGL             $BBg0h7k9g(BComplex Ginzburg-Landau $BJ}Dx<0!J>o(B N complex$B!K(B
swarms           $B72$l$N=8CD1?F0%b%G%k(B(Mikhailov et.al)  ($B>o(B N complex$B!K(B

CGL              2$B<!85(B Complex Ginzburg-Landau $BJ}Dx<0(B  $B!JJP(B 1 complex 2d$B!K(B
CGL_1d           1$B<!85(B Complex Ginzburg-Landau $BJ}Dx<0(B  $B!JJP(B 1 complex 1d$B!K(B
GP               Gintburg-Pitaevskii $BJ}Dx<0(B            $B!JJP(B 1 complex 1d$B!K(B
NW               Newell-Whitehead $BJ}Dx<0(B               $B!JJP(B 1 complex 2d$B!K(B
bistable         1$B<!85AP0BDj7O(B                         $B!JJP(B 1 real 1d$B!K(B
excitable        2$B<!856=J37O(B                           $B!JJP(B 2 real 2d$B!K(B
excitable_1d     1$B<!856=J37O(B                           $B!JJP(B 2 real 1d$B!K(B
PhaseField       phase field$B!J7k>=@.D9!K%b%G%k(B         $B!JJP(B 2 real 2d$B!K(B
SnowCrystal      $B0[J}@-$N$"$k(B phase field $B%b%G%k(B       $B!JJP(B 2 real 2d$B!K(B
KS_1d            Kuramoto-Shivashinsky $BJ}Dx<0(B          $B!JJP(B 1 real 1d$B!K(B

DLA              $B3H;6N'B.6E=8$N%b%G%k(B                  $B!JN%;6(B 1 int 2d$B!K(B


                                                 $B8Q:j(B

						 
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$B0J2<$N%W%m%0%i%`$O$9$Y$F(B ./xtoys $B$K$"$k%3%^%s%I$G$9!#(B
$B$3$l$i$O!"%U%j!<%=%U%H$H$7$F8x3+$5$l$F$$$k$b$N$G!"8Q:j$,:n$C$?$b$N$G$O(B
$B$"$j$^$;$s!#(B
$B>\$7$/$O!"(B./xtoys/xtoys.html $B$r8+$F$/$@$5$$!#(B
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The xtoys package includes sources for:

 xising         a two dimensional Ising model simulator
 xpotts         for the two dimensional Potts model
 xautomalab     a totalistic cellular automaton simulator
 xsand          for the Bak, Tang, Wiesenfeld sandpile model
 xfires         a simple forest fire automaton
 xwaves         three different wave equations       
 schrodinger    Scrodinger equation 
 
The latest versions are kept at http://penguin.phy.bnl.gov/www/xtoys.html

                                                 $B8Q:j(B





