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Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
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Task/Monte-Carlo-methods/Euler-Math-Toolbox/monte-carlo-methods.euler Normal file
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>function map MonteCarloPI (n,plot=false) ...
$ X:=random(1,n);
$ Y:=random(1,n);
$ if plot then
$ plot2d(X,Y,>points,style=".");
$ plot2d("sqrt(1-x^2)",color=2,>add);
$ endif
$ return sum(X^2+Y^2<1)/n*4;
$endfunction
>MonteCarloPI(10^(1:7))
[ 3.6 2.96 3.224 3.1404 3.1398 3.141548 3.1421492 ]
>pi
3.14159265359
>MonteCarloPI(10000,true):