We highly encourage authors to give a talk at the symposium and submit full papers (max 15 LNCS format pages) by Apr 15, 2007. In case of technical problems contact

Authors of accepted talks are requested to submit camera-ready papers to be included in the proceedings by May 20, 2007.

Submission of work submitted for formal publication elsewhere and work in progress is permitted. After the symposium, selected papers will be published in a special issue of the journal ANNALES UNIVERSITATIS SCIEN- TIARUM DE ROLANDO EÖTVÖS NOMINATAE Sectio Computatorica.