Sciweavers

CADE
2001
Springer
14 years 4 months ago
More On Implicit Syntax
Proof assistants based on type theories, such as Coq and Lego, allow users to omit subterms on input that can be inferred automatically. While those mechanisms are well known, ad-h...
Marko Luther
CADE
2001
Springer
14 years 4 months ago
Hilberticus - A Tool Deciding an Elementary Sublanguage of Set Theory
We present a tool deciding a fragment of set theory. It is designed to be easily accessible via the internet and intuitively usable by anyone who is working with sets to describe a...
Jörg Lücke
CADE
2001
Springer
14 years 4 months ago
STRIP: Structural Sharing for Efficient Proof-Search
The STRIP system is a theorem prover for intuitionistic propositional logic with two main characteristics: it deals with the duplication of formulae during proof-search from a fine...
Didier Galmiche, Dominique Larchey-Wendling, Domin...
CADE
2001
Springer
14 years 4 months ago
Incremental Closure of Free Variable Tableaux
Abstract. This paper presents a technique for automated theorem proving with free variable tableaux that does not require backtracking. Most existing automated proof procedures usi...
Martin Giese
CADE
2001
Springer
14 years 4 months ago
Context Trees
Context trees are a popular and effective tool for tasks such as compression, sequential prediction, and language modeling. We present an algebraic perspective of context trees for...
Harald Ganzinger, Robert Nieuwenhuis, Pilar Nivela
CADE
2001
Springer
14 years 4 months ago
A New Meta-complexity Theorem for Bottom-Up Logic Programs
Abstract. Nontrivial meta-complexity theorems, proved once for a programming language as a whole, facilitate the presentation and analysis of particular algorithms. This paper give...
Harald Ganzinger, David A. McAllester
CADE
2001
Springer
14 years 4 months ago
Exploiting Pseudo Models for TBox and ABox Reasoning in Expressive Description Logics
This paper investigates optimization techniques and data structures exploiting the use of so-called pseudo models. These techniques are applied to speed up TBox and ABox reasoning ...
Anni-Yasmin Turhan, Ralf Möller, Volker Haars...
CADE
2001
Springer
14 years 4 months ago
RACER System Description
RACER implements a TBox and ABox reasoner for the logic SHIQ. RACER was the first full-fledged ABox description logic system for a very expressive logic and is based on optimized s...
Ralf Möller, Volker Haarslev
CADE
2001
Springer
14 years 4 months ago
Canonical Propositional Gentzen-Type Systems
Canonical propositional Gentzen-type systems are systems which in addition to the standard axioms and structural rules have only pure logical rules with the subformula property, in...
Arnon Avron, Iddo Lev
CADE
2001
Springer
14 years 4 months ago
A Sequent Calculus for First-Order Dynamic Logic with Trace Modalities
The modalities of Dynamic Logic refer to the final state of a program execution and allow to specify programs with pre- and postconditions. In this paper, we extend Dynamic Logic w...
Bernhard Beckert, Steffen Schlager