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GeoGebra
GeoGebra
Supporting InstitutionsJohannes Kepler University Linz Mathematics Education RISC
Austrian Ministry of EducationDr. Christian Dorninger, Dr. Reinhold Hawle, Mag. Eva Kasparovsky
Pädagogische Hochschule NiederösterreichMag. Walter Wegscheider
Pädagogische Hochschule OberösterreichRektorin Dr. Ulrike Greiner
Private Pädagogische Hochschule der Diözese LinzRektor Dr. Hans Schachl
GeoGebra
Mathematics & Technology Collaboration between
JKU, PH OÖ, PH Linz Projects with PH NÖ Supported by Ministry of Education
Activities Research & development projects Close collaboration with teachers & schools Teacher training and professional development International conferences
MathemaTech Group
GeoGebra
GeoGebra
Conference Program Big program wins over small program in bag Conference Wiki
http://ggbconference2011.pbworks.com Twitter: use hashtag #ggbconf Pictures: [email protected]
Parallel Sessions15min Presentations, change freely
Working GroupsContinued discussions & informal presentations
Austrian Teacher Workshops (in German)
GeoGebra
House Keeping Open Wireless Internet GeoGebra Interactive Whiteboards
Promethean Board (Audimax), SMART Board (HS 6) Technical Problems: Call Klaus Schumann, see program Hotel: please pay on Mon or Tue
Checkout Wed morning, Leave Luggage until 19h Monday 17h: Bus leaves for Excursion & Dinner Tuesday 19h: Castle Dinner with Music
optional: sign up and pay TODAY at registration desk Questions & Souvenirs: Registration Desk
GeoGebra
50 YearsGeoGebra
GeoGebra
50 Years GeoGebra Development
2001 Markus starts coding 2005 Yves joins 2007 Mike joins 2011: 38 developers & 200 translators
Celebrating 10 years of GeoGebra
If you want to go fast, go alone.If you want to go far, go together.
So what about the 50 years?
GeoGebra
Open Source Libraries MathPiper Reduce Apache Commons Mathemati
cs Library FreeHEP Java Libraries EPS Graphics Library JLaTeXMath JUNG Tango Icon Gallery JSXGraph
The Computer algebra system Reduce was started in the 1960s by Anthony Hearn.
Reduce has been open sourced in 2009 and is part of GeoGebra since 2011.
Thus, GeoGebra’s development really started 50 years ago.
GeoGebra
CurrentProjects
GeoGebra
GeoGebra Summer Projects GSoC & Local Grants 2010: 5 students 2011: 13 students
GeoGebra
Implicit Curves: f(x,y) = 0
Philipp Birklbauer, Darko Drakulic
GeoGebra
GeoGebra Spreadsheet
George Sturr
GeoGebra
www.GeoGebraTube.org
Sharing Platform
Direct upload from GeoGebra
Rating Comments Embedding
Florian Sonner, Arpad Fekete, Judit Elias
GeoGebra
GeoGebra & Interactive Whiteboards
Improve support for interactive whiteboards
Starting with Smart Board, others hopefully following soon
Michael Borcherds, Corinna Kröhn
GeoGebra
GeoGebraMobile
GeoGebra applets on smartphones
iPhone, iPad, Android, Kindle, etc.
Gabor Ancsin, Zoltan Kovacs, Julian Lettner
GeoGebra
GeoGebra 4.2 with CAS View
Full integration of a symbolic view in GeoGebra
Dynamic updates of dependencies
Easy to use starting from age 13
Simon Weitzhofer, Thomas Unterthiner
GeoGebra
GeoGebra 5 with 3D View
Mathieu Blossier, Andre Eriksson, Kai Chung Tam
