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Paul Libbrecht; Eric Andres; Yecheng Gu
In: Proceedings of Mathematical User-Interfaces Workshop 2009. Mathematical User-Interfaces Workshop (MathUI-2009), located at 8th Mathematical …
Eric Andres; Michael Dietrich; Paul Libbrecht
In: Proceedings of MathUI'08. Mathematical User-Interfaces Workshop (MathUI-08), located at the Seventh Mathematical Knowledge Management Conference …
Carsten Ullrich; Eric Andres; Philipp Kärger; Erica Melis; Marianne Moormann
Report (Deliverable), LeActiveMath Consortium, LeActiveMath, Vol. D24, 2006.
Erica Melis; Eric Andres
In: Journal of Computers in Mathematics and Science Teaching, Vol. 24, Pages 197-220, 2005.
Martin Mühlenbrock; Stefan Winterstein; Eric Andres; Andreas Meier
In: Piet Kommers; Griff Richards (Hrsg.). Proceedings of the World Conference on Educational Multimedia, Hypermedia & Telecommunications ED-MEDIA …
In: Proceedings of the World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education (eLearn-2003). World Conference on …
In: ITS-02 Workshop on Creating Diagnostic Assessments. ITS Workshop on Creating Diagnostic Assessments, Pages 13-22, 2002.
DFKI, DFKI Research Reports (RR), Vol. 02-01, 2002.
Erica Melis; Eric Andres; Jochen Büdenbender; Adrian Frischauf; Giorgi Goguadze; Paul Libbrecht; Martin Pollet; Carsten Ullrich
In: International Journal on Artificial Intelligence in Education (IJAIED), Vol. 12, No. 4, Pages 385-407, 2001.
Erica Melis; Eric Andres; Giorgi Goguadze; Paul Libbrecht; Martin Pollet; Carsten Ullrich
In: Johanna D. Moore; Carol Redfield; W. Lewis Johnson (Hrsg.). Artificial Intelligence for Education (AIED), Vol. 68 - Frontiers in Artificial …
