Lochkamera 3D ab Geogebra Version 5.0[br]www.geogebra.org/webstart/5.0/geogebra-50.jnlp[br][url]http://www.geogebra.org/webstart/5.0/geogebra-50.jnlp[/url]

[url]http://www.geogebra.org/webstart/5.0/geogebra-50.jnlp[/url]