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CADE
2008
Springer
14 years 11 months ago
THF0 - The Core of the TPTP Language for Higher-Order Logic
One of the keys to the success of the Thousands of Problems for Theorem Provers (TPTP) problem library and related infrastructure is the consistent use of the TPTP language. This p...
Christoph Benzmüller, Florian Rabe, Geoff Sut...
CADE
2008
Springer
14 years 11 months ago
Automata-Based Axiom Pinpointing
Axiom pinpointing has been introduced in description logics (DL) to help the user understand the reasons why consequences hold by computing minimal subsets of the knowledge base th...
Franz Baader, Rafael Peñaloza
CADE
2008
Springer
14 years 11 months ago
The Complexity of Conjunctive Query Answering in Expressive Description Logics
Abstract. Conjunctive query answering plays a prominent role in applications of description logics (DLs) that involve instance data, but its exact complexity was a long-standing op...
Carsten Lutz
CADE
2008
Springer
14 years 11 months ago
Proving Group Protocols Secure Against Eavesdroppers
Security protocols are small programs designed to ensure properties such as secrecy of messages or authentication of parties in a hostile environment. In this paper we investigate ...
Steve Kremer, Antoine Mercier 0002, Ralf Treinen
CADE
2008
Springer
14 years 11 months ago
Certifying a Tree Automata Completion Checker
Tree automata completion is a technique for the verification of infinite state systems. It has already been used for the verification of cryptographic protocols and the prototyping...
Benoît Boyer, Thomas Genet, Thomas P. Jensen
CADE
2008
Springer
14 years 11 months ago
Celf - A Logical Framework for Deductive and Concurrent Systems (System Description)
CLF (Concurrent LF) [CPWW02a] is a logical framework for specifying and implementing deductive and concurrent systems from areas, such as programming language theory, security prot...
Anders Schack-Nielsen, Carsten Schürmann
CADE
2008
Springer
14 years 11 months ago
Towards SMT Model Checking of Array-Based Systems
Abstract. We introduce the notion of array-based system as a suittraction of infinite state systems such as broadcast protocols or sorting programs. By using a class of quantified-...
Silvio Ghilardi, Enrica Nicolini, Silvio Ranise, D...
CADE
2008
Springer
14 years 11 months ago
Engineering DPLL(T) + Saturation
Satisfiability Modulo Theories (SMT) solvers have proven highly scalable, efficient and suitable for integrated theory reasoning. The most efficient SMT solvers rely on refutationa...
Leonardo Mendonça de Moura, Nikolaj Bj&osla...
CADE
2008
Springer
14 years 11 months ago
Proof Systems for Effectively Propositional Logic
We consider proof systems for effectively propositional logic. First, we show that propositional resolution for effectively propositional logic may have exponentially longer refuta...
Andrei Voronkov, Juan Antonio Navarro Pérez