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16 Publications
2006 | Conference Paper | LibreCat-ID: 3327
Stein B, Niggemann O, Lettmann T. Speeding Up Model-based Diagnosis by a Heuristic Approach to Solving SAT. In: AIA ’06: Proceedings of the 24th IASTED International Conference on Artificial Intelligence and Applications. ; 2006:273--278.
LibreCat
1999 | Journal Article | LibreCat-ID: 19815
Kleine Büning H, Lettmann T. Resolution remains hard under equivalence. Discrete Applied Mathematics. 1999:139-148. doi:10.1016/s0166-218x(99)00055-4
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| DOI
1999 | Book | LibreCat-ID: 3339
Lettmann T, Kleine Büning H. Propositional Logic : Deduction and Algorithms. Cambridge Univ. Press; 1999.
LibreCat
1996 | Book Chapter | LibreCat-ID: 19816
Kleine Büning H, Lettmann T. Learning a representation for optimizable formulas. In: Lecture Notes in Computer Science. Berlin, Heidelberg; 1996. doi:10.1007/3-540-61863-5_33
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1994 | Book | LibreCat-ID: 3333
Kleine Büning H, Lettmann T. Aussagenlogik - Deduktion und Algorithmen. Teubner; 1994. doi:10.1007/978-3-322-84809-3
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| DOI
1993 | Journal Article | LibreCat-ID: 19814
Flögel A, Kleine Büning H, Lettmann T. On the restricted equivalence for subclasses of propositional logic. RAIRO - Theoretical Informatics and Applications. 1993:327-340. doi:10.1051/ita/1993270403271
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1991 | Report | LibreCat-ID: 19822
Dahn BI, Lettmann T, Schönfeld W. ILFA Interface Concept. Vol 193. ´Heidelberg: Wissenschaftliche Zentrum der IBM Deutschland ; 1991.
LibreCat
1989 | Journal Article | LibreCat-ID: 19818
Kleine Büning H, Lettmann T, Mayr EW. Projections of vector addition system reachability sets are semilinear. Theoretical Computer Science. 1989:343-350. doi:10.1016/0304-3975(89)90055-8
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| DOI
1988 | Conference Paper | LibreCat-ID: 19820
Kleine Büning H, Lettmann T. Perspektiven für die Logikprogrammierung. In: Rahmstorf G, ed. Workshop Wissensrepräsentation in Expertensystemen. Berlin, Heidelberg; 1988:56-78.
LibreCat
1987 | Book Chapter | LibreCat-ID: 19821
Büning HK, Lettmann T. Representation independent query and update operations on propositional definite Horn formulas. In: Börger E, ed. Computation Theory and Logic. Berlin, Heidelberg; 1987:208-223. doi:10.1007/3-540-18170-9_167
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1986 | Book Chapter | LibreCat-ID: 19819
Kleine Büning H, Lettmann T. Classes of first order formulas under various satisfiability definitions. In: 8th International Conference on Automated Deduction. Berlin, Heidelberg; 1986. doi:10.1007/3-540-16780-3_119
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| DOI