Koch curve: Difference between revisions

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function koch(x,level) {
function koch(x,level) {
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===References===
===References===
This example is from
* [http://www.mathcurve.com/fractals/koch/koch.shtml http://www.mathcurve.com/fractals/koch/koch.shtml]
* [http://de.wikipedia.org/wiki/Logo_(Programmiersprache) http://de.wikipedia.org/wiki/Logo_(Programmiersprache)]


===Source code===
===Source code===

Revision as of 15:09, 21 January 2009


References

Source code

function koch(x,level) {
    if (level<1) {
        t.fd(x);
    } else {
        koch(x/3,level-1);
        t.lt(60);
        koch(x/3,level-1);
        t.rt(120);
        koch(x/3,level-1);
        t.lt(60);
        koch(x/3,level-1);
    }
}

t.cs();
t.hideTurtle();
t.setPos(-250,0);
t.rt(90);
koch(400,7);