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Sierpinski curve
Quadratic snowflake variation
var level = 5;
var axiom = '+F';
var rules = {
'F':'F-F+F+F-F',
'+' : '+',
'-' : '-'
};
var symbols = { 'F':'F',
'+':'+',
'-':'-',
'[':'[',
']':']'
} ;
var angle = 90;
var len = 500/Math.pow(3,level);
t.setPos(250,0);
Dragon curve
var level = 8;
var axiom = 'Fl';
var rules = {
'F' : 'F',
'l' : 'l+rF+',
'r' : '-Fl-r',
'+' : '+',
'-' : '-'
};
var symbols = { 'F':'F',
'l':' ',
'r':' ',
'+':'+',
'-':'-',
'[':'[',
']':']'
} ;
var angle = 90;
var len = 500/(level*level);
Islands and lakes
var level = 2;
var axiom = 'F-F-F-F';
var rules = {
'F' : 'F-f+FF-F-FF-Ff-FF+f-FF+F+FF+Ff+FFF',
'f' : 'ffffff',
'+' : '+',
'-' : '-'
};
var symbols = { 'F':'F',
'f':'f',
'+':'+',
'-':'-',
'[':'[',
']':']'
} ;
var angle = 90;
var len = 20/Math.pow(2,level);
Peano curve