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• Description: Pfeilspitzen-Fraktal
• Quelle: German Wikipedia, original upload 27. Jul 2004 by Arbol01 (selfmade with MSWLogo)

Das dem Pfeilspitzen-Fraktal zugehörige LOGO-Programm sieht so aus:

to pfeilspitze :stufe :laenge
rpfeil :stufe :laenge
end

to rpfeil :stufe :laenge
make "stufe :stufe - 1
make "laenge :laenge / 2
if :stufe > 0 [rt 60 lpfeil :stufe :laenge lt 60 rpfeil :stufe :laenge lt 60 lpfeil :stufe :laenge rt 60]
if :stufe = 0 [rt 60 fd :laenge lt 60 fd :laenge lt 60 fd :laenge rt 60]
end

to lpfeil :stufe :laenge
make "stufe :stufe - 1
make "laenge :laenge / 2
if :stufe > 0 [lt 60 rpfeil :stufe :laenge rt 60 lpfeil :stufe :laenge rt 60 rpfeil :stufe :laenge lt 60]
if :stufe = 0 [lt 60 fd :laenge rt 60 fd :laenge rt 60 fd :laenge lt 60]
end

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