Current & Future Projects GeoGebra Current & Future Projects Yves Kreis University of Luxembourg yves@geogebra.org Markus Hohenwarter University of Linz, Austria markus@geogebra.org

Summer of Code Grant for GeoGebra to support 5 open source student coding projects in the summer of 2010 Philipp Birklbauer, Austria: Implicit Curves Sergio Rodriguez, Spain: Locus line equation Anjneya Varshney, India: GeoGebraTouch Andre Eriksson, Sweden: GeoGebra3D Florian Sonner, Germany: LayoutManager Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

Implicit Curve Plotting Philipp Birklbauer, Austria Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

N-point Curve Michael Borcherds, UK Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

Locus Line Equation Sergio Rodriguez & Miguel Abanades, Spain Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

GeoGebraTouch Anjneya Varshney, India & Yves Kreis, Luxembourg Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at 6

GeoGebra3D Andre Eriksson, Sweden & Mathieu Blossier, France Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

GeoGebraTube Material Platform Direct upload from GeoGebra Rating Comments Florian Sonner, Germany Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at 8

GeoGebraMobile GeoGebra Applets should work on Smartphones iPhone, Android, Windows Phone 7 Gabor Ancin & Zoltan Kovacs, Szeged, Hungary Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at 9

GeoGebraCAS Full integration of a symbolic view in GeoGebra Dynamic updates of dependencies Easy to use starting from age 13 Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

CAS Engine(s) MathPiper, Maxima, ... GeoGebraCAS - Design GeoGebra GeoGebraCAS CAS Engine(s) MathPiper, Maxima, ... Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

GeoGebraCAS Derivative[a x3, x] Command Translations GeoGebraCAS Derivative[a x3, x] MathPiper D(x)a*x^3 Maxima diff(a*x^3,x) -> 3*a*x^2 -> 3*a*x^2 GeoGebraCAS 3a x2 Markus.Hohenwarter@sbg.ac.at, 2004 - www.geogebra.at

Thank you! Slides of this talk www.geogebra.org/talks Development site www.geogebra.org/trac Yves Kreis yves@geogebra.org Markus Hohenwarter markus@geogebra.org