Theory of quantified boolean formulas

H Kleine Büning, U Bubeck - Handbook of satisfiability, 2009 - ebooks.iospress.nl
Quantified Boolean formulas (QBF) are a generalization of propositional formulas by
allowing universal and existential quantifiers over variables. This enhancement makes QBF …

QBF-based formal verification: Experience and perspectives

M Benedetti, H Mangassarian - Journal on Satisfiability …, 2009 - content.iospress.com
Abstract The language of Quantified Boolean Formulas (QBF) has a lot of potential
applications to Formal Verification (FV) tasks, as it captures many of these tasks in a natural …

Integrating dependency schemes in search-based QBF solvers

F Lonsing, A Biere - International Conference on Theory and Applications …, 2010 - Springer
Many search-based QBF solvers implementing the DPLL algorithm for QBF (QDPLL)
process formulae in prenex conjunctive normal form (PCNF). The quantifier prefix of PCNFs …

Reasoning with quantified boolean formulas

E Giunchiglia, P Marin, M Narizzano - Handbook of satisfiability, 2009 - ebooks.iospress.nl
The implementation of effective reasoning tools for deciding the satisfiability of Quantified
Boolean Formulas (QBFs) is an important research issue in Artificial Intelligence and …

Quantifier shifting for quantified boolean formulas revisited

S Heisinger, M Heisinger, A Rebola-Pardo… - … Joint Conference on …, 2024 - Springer
Modern solvers for quantified Boolean formulas (QBFs) process formulas in prenex form,
which divides each QBF into two parts: the quantifier prefix and the propositional matrix …

Evaluating QBF solvers: Quantifier alternations matter

F Lonsing, U Egly - International Conference on Principles and Practice of …, 2018 - Springer
We present an experimental study of the effects of quantifier alternations on the evaluation of
quantified Boolean formula (QBF) solvers. The number of quantifier alternations in a QBF in …

Nenofex: Expanding NNF for QBF solving

F Lonsing, A Biere - International Conference on Theory and Applications …, 2008 - Springer
The topic of this paper is Nenofex, a solver for quantified boolean formulae (QBF) in
negation normal form (NNF), which relies on expansion as the core technique for eliminating …

Reasoning in argumentation frameworks using quantified boolean formulas

U Egly, S Woltran - COMMA, 2006 - books.google.com
This paper describes a generic approach to implement propositional argumentation
frameworks by means of quantified Boolean formulas (QBFs). The motivation to this work is …

[PDF][PDF] qbf2epr: A Tool for Generating EPR Formulas from QBF.

M Seidl, F Lonsing, A Biere - PAAR@ IJCAR, 2012 - Citeseer
We present the tool qbf2epr which translates quantified Boolean formulas (QBF) to formulas
in effectively propositional logic (EPR). The decision problem of QBF is the prototypical …

Characterising equilibrium logic and nested logic programs: Reductions and complexity1, 2

D Pearce, H Tompits, S Woltran - Theory and Practice of Logic …, 2009 - cambridge.org
Equilibrium logic is an approach to non-monotonic reasoning that extends the stable-model
and answer-set semantics for logic programs. In particular, it includes the general case of …