Editing Turtle graphics (section)

{{Short description|Computer Graphics}}
{{More citations needed|date=February 2008}}

In [[computer graphics]], '''turtle graphics''' are [[vector graphics]] using a relative [[Cursor (computers)|cursor]] (the "[[turtle (robot)|turtle]]") upon a [[Cartesian coordinate system|Cartesian plane]] (x and y axis). Turtle graphics is a key feature of the [[Logo (programming language)|Logo programming language]].<ref>{{Cite web|url = http://www.cs.wustl.edu/~taoju/research/TurtlesforCADRevised.pdf|title = Turtle Geometry in Computer Graphics and Computer Aided Design |date = |accessdate = |website = CSE.WUSTL.edu |publisher = |last1 = Goldman |first1 = Ron |last2 = Schaefer |first2 = Scott |last3 = Ju |first3 = Tao }}</ref> It is also a simple and didactic way of dealing with  [[moving frame]]s.