Personal Information
Activities
- Chemnitzer Linux-Tage: Organisation since 1999
- Individual Network Chemnitz e.V. with the Chemnitzer Linux User Group (CLUG)
- "Computer Science in Primary School": What is informatics? A course about 8 lessons explains the pupils some features of this science based on the programming of lego mindstorms nxt robots
- "Mathematics and Games": A course for pupils at primary school. Mathematical thinking is fun, and everybody can feel it - this is the aim of this activity.
- The Island of Mathematics (german: Mathe-Insel) is the result of the membership in a competition.
Oddments
- SPROG - a DCC Decoder with JMRI under Linux (2007)
Brief Curriculum Vitae
- 1986-1990
Study of Mathematics - 1990-1993
Post Graduate Student at Chemnitz University of Technology, Chair of "Optimal Control" - 1993-1996
Mathematical Computing Center at Faculty of Mathematics - 1993-1997
development of the "open german network for schools" in saxonia - 1995-2007
Member of Chair Computer Networks and Distributed Systems, now VSR Research Group - 1995-2000
coordinator for the postgraduate course "Information- and communication systems" - since 2007
Member of VSR Research Group - since 2009
Member of Chair Artificial Intelligence
Publications
- "An SQP Method for Optimal Control of Weakly Singular Hammerstein Integral Equations" Walter Alt, Ralph Sontag, Fredi Tröltzsch; Applied Mathematics & Optimization, 33 (1996), pp. 227-252 ISSN 0095-4616 (printed version)/1432-0606 (electronic version)
- "Aufbau einer Certification Authority" Ralph Sontag; Offene Systeme, Band 6/Nr. 4/November 1997. Springer Verlag. S. 223-226, ISSN 0941-1968
- "Schritte zum Internet" Reiner Klaproth, Holm Sieber, Ralph Sontag; Petra Pönisch Verlag, 1998. 3-9806282-1-3
- "Zertifikat Internet-Nutzung. Lehrmaterial" Chris Hübsch, Karsten Petersen, Marion Riedel, Ralph Sontag; Petra Pönisch Verlag, 2000. 3-9806282-7-2
- "The Münchhausen-Trick: Learning Internet by Internet" Ralph Sontag, Dietrich Thie; ED-MEDIA 2000; Montreal; June 26 - July 1, 2000, 1-88-00-94-40-1
- "Dynamic Channel Allocation in IP-based Multimedia networks" Dietrich Thie, Ralph Sontag; Proceedings of 3Gwireless'00; San Francisco; June 14-16, 2000, 1529-2592 (2000)
- "Berufsbegleitend lernen: Informations- und Kommunikationssysteme" Ralph Sontag; it+ti: Informationstechnik und Technische Informatik, Oldenbourg Verlag. Heft 3/2001, S. 167; ISSN 0944-2774
- "Integrating XML-based Courses into a LTSA-Environment" Ralph Sontag, Uwe Hü ED-MEDIA 2001; Tampere; June 25 - June 30, 2001, 1-88-00-94-42-8
- "Increasing Learners Capabilities in Online Courses" Ralph Sontag, Michael Schanz, Uwe Hübner, 4th International Workshop ICL2001, Interactive Computer aided Learning - Experiences and visions; Villach / Austria 26-28 September 2001 Kassel University Press, M. Auer, U. Auer (Editors), ISBN 3-933146-67-4
- "Geschichte, Stand und Entwicklung des Internets" Ralph Sontag; Internet-Technologien im Kraftwerk, ETG-Fachtagung; Frankfurt am Main; 24./25. April 2002 ISBN 3-8007-2693-9
- "TeleTeachingTools - Erfahrungen mit einer Lernplattform im praktischen Einsatz" Ralph Sontag, Uwe Hübner, VDE Kongress 2002 "NetWorlds. Leben und Arbeiten in vernetzten Welten" 21.-23. Oktober 2002 Dresden VDE Verlag GmbH, ISBN 3-8007-2723-4, S.95-99
- Zertifikat Internet-Nutzung. Lehrmaterial Chris Hübsch, Karsten Petersen, Marion Riedel, Ralph Sontag Petra Pönisch Verlag 2003, ISBN 3-934848-12-5
- Some Talks
