Publications
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, “Annotated Systems for Common Knowledge”. Universität Bern, 2010.
, “Modular Sequent Systems for Modal Logic”, in Tableaux 2009, 2009, vol. 5607.
, “Operations, sets and classes”, in Logic, {M}ethodology and {P}hilosophy of {S}cience - {P}roceedings of the {T}hirteenth {I}nternational {C}ongress, 2009.
, “Operations, sets and classes”, in Logic, {M}ethodology and {P}hilosophy of {S}cience - {P}roceedings of the {T}hirteenth {I}nternational {C}ongress, 2009.
, “Computing with common knowledge”, in Proceedings of Artificial Intelligence and Soft Computing, 2007, p. 45{–}50.
, “Improving semantic query answering”, in Proceedings of Database and Expert Systems Applications, 2007, vol. 4653, p. 671{–}679.
, “Merging rule-based belief databases”, in Proceedings of Artificial Intelligence and Applications, 2007, p. 585{–}589.
, “A hybrid representation of knowledge and belief”, in Proceedings of Formal Approaches to Multi-Agent Systems, 2006.
, “Revising non-monotonic rule-based belief databases”, in Proceedings of Belief Revision, Belief Merging and Social Choice, 2006.
, “Elementary Arithmetic”, Annals of Pure and Applied Logic, vol. 133, p. 275{–}292, 2005.
, “Metapredicative and explicit Mahlo: a proof-theoretic perspective”, in Proceedings of Logic Colloquium '00, 2005, vol. 19, p. 272{–}293.
, “Probabilistic ABox reasoning: preliminary results”, in Proceedings of Description Logics '05, 2005, vol. 147, p. 104{–}111.
, “Provable data privacy”, in Proceedings of 16th International Conference on Database and Expert Systems Applications, 2005, vol. 3588, p. 324{–}332.
, “Wellordering Two Sorts: A Slow-Growing Proof Theory for Variable Separation”. Universität Bern, 2005.
, “Proof theoretic complexity”, in Proof and System Reliability, 2002, vol. 62, p. 369{–}398.
, “Strictness of the modal $μ$-calculus hierarchy”, in Automata, Logics and infinite Games: A Guide to Current Research, 2002, vol. 2500, p. 185{–}201.
, “Characterizing the Grzegorczyk hierarchy by safe recursion”. Universität Bern, 1999.
, “Charakterisierungen kleiner Komplexitätsklassen mittels geschichteter N-Prädikate”. Universität Bern, 1999.
