English
Related papers

Related papers: Proof Complexity of Symbolic QBF Reasoning

200 papers

Resolving complex information needs that come with multiple constraints should consider enforcing the logical operators encoded in the query (i.e., conjunction, disjunction, negation) on the candidate answer set. Current retrieval systems…

Information Retrieval · Computer Science 2026-02-02 Mohanna Hoveyda , Jelle Piepenbrock , Arjen P de Vries , Maarten de Rijke , Faegheh Hasibi

We consider planning with uncertainty in the initial state as a case study of incremental quantified Boolean formula (QBF) solving. We report on experiments with a workflow to incrementally encode a planning instance into a sequence of…

Logic in Computer Science · Computer Science 2016-04-05 Uwe Egly , Martin Kronegger , Florian Lonsing , Andreas Pfandler

In recent years, G\"odel's ontological proof and variations of it were formalized and analyzed with automated tools in various ways. We supplement these analyses with a modeling in an automated environment based on first-order logic…

Logic in Computer Science · Computer Science 2021-10-22 Christoph Wernhard

Explanations for \emph{black-box} models help us understand model decisions as well as provide information on model biases and inconsistencies. Most of the current explainability techniques provide a single level of explanation, often in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Ainkaran Santhirasekaram , Avinash Kori , Andrea Rockall , Mathias Winkler , Francesca Toni , Ben Glocker

A logical system derived from linear logic and called QMLL is introduced and shown able to capture all unitary quantum circuits. Conversely, any proof is shown to compute, through a concrete GoI interpretation, some quantum circuits. The…

Logic in Computer Science · Computer Science 2012-10-03 Ugo Dal Lago , Claudia Faggian

In this paper, we investigate the proof complexity of a wide range of substructural systems. For any proof system $\mathbf{P}$ at least as strong as Full Lambek calculus, $\mathbf{FL}$, and polynomially simulated by the extended Frege…

Logic · Mathematics 2020-08-21 Raheleh Jalali

In this paper, we introduce the hybrid query complexity, denoted as $\mathrm{Q}(f;q)$, which is the minimal query number needed to compute $f$, when a classical decision tree is allowed to call $q'$-query quantum subroutines for any $q'\leq…

Computational Complexity · Computer Science 2019-12-02 Xiaoming Sun , Yufan Zheng

The study of machine learning-based logical query answering enables reasoning with large-scale and incomplete knowledge graphs. This paper advances this area of research by addressing the uncertainty inherent in knowledge. While the…

Artificial Intelligence · Computer Science 2025-05-21 Weizhi Fei , Zihao Wang , Hang Yin , Yang Duan , Yangqiu Song

We generalize many results concerning the tractability of SAT and #SAT on bounded treewidth CNF-formula in the context of Quantified Boolean Formulas (QBF). To this end, we start by studying the notion of width for OBDD and observe that the…

Computational Complexity · Computer Science 2018-07-12 Florent Capelli , Stefan Mengel

Dependency quantified Boolean formulas (DQBFs) are a powerful formalism, which subsumes quantified Boolean formulas (QBFs) and allows an explicit specification of dependencies of existential variables on universal variables. Driven by the…

Logic in Computer Science · Computer Science 2021-02-04 Aile Ge-Ernst , Christoph Scholl , Juraj Síč , Ralf Wimmer

Binary Decision Diagrams (BDDs) are a widely used data structure for efficient Boolean function representation. Context-Free-Language Ordered Binary Decision Diagrams (CFLOBDDs) are a recently introduced hierarchical data structure that…

Formal Languages and Automata Theory · Computer Science 2026-05-18 Meghana Aparna Sistla , Swarat Chaudhuri , Thomas W. Reps

We give a specific method to solve with quadratic complexity the linear systems arising in known algorithms to deal with the sign determination problem. In particular, this enable us to improve the complexity bound for sign determination in…

Algebraic Geometry · Mathematics 2009-12-01 Daniel Perrucci

Chain-of-Though (CoT) represents a common strategy for reasoning in Large Language Models (LLMs) by decomposing complex tasks into intermediate inference steps. However, explanations generated via CoT are susceptible to content biases that…

Computation and Language · Computer Science 2026-03-31 Leonardo Ranaldi , Marco Valentino , Andrè Freitas

In this work, we propose a class of equational theories for bounded binary circuits that have the finite variant property. These theories could serve as a building block to specify cryptographic primitive implementations and automatically…

Cryptography and Security · Computer Science 2025-07-30 Michiel Marcus , Frank Westers , Anne Nijsten

The round complexity of interactive proof systems is a key question of practical and theoretical relevance in complexity theory and cryptography. Moreover, results such as QIP = QIP(3) (STOC'00) show that quantum resources significantly…

Quantum Physics · Physics 2024-05-29 Alex B. Grilo , Philippe Lamontagne

Understanding the high-level conceptual structure of quantum algorithms from their low-level circuit representations is a critical task for verification, debugging, and education. While traditional numerical simulators can calculate output…

Quantum Physics · Physics 2026-03-31 Min Chen , Jinglei Cheng , Pingzhi Li , Haoran Wang , Tianlong Chen , Junyu Liu

The standard model of quantum circuits assumes operations are applied in a fixed sequential "causal" order. In recent years, the possibility of relaxing this constraint to obtain causally indefinite computations has received significant…

Quantum Physics · Physics 2024-08-20 Alastair A. Abbott , Mehdi Mhalla , Pierre Pocreau

We present IBR, an Iterative Backward Reasoning model to solve the proof generation tasks on rule-based Question Answering (QA), where models are required to reason over a series of textual rules and facts to find out the related proof path…

Computation and Language · Computer Science 2022-05-25 Hanhao Qu , Yu Cao , Jun Gao , Liang Ding , Ruifeng Xu

We show that interactive protocols between a prover and a verifier, a well-known tool of complexity theory, can be used in practice to certify the correctness of automated reasoning tools. Theoretically, interactive protocols exist for all…

Logic in Computer Science · Computer Science 2023-09-07 Eszter Couillard , Philipp Czerner , Javier Esparza , Rupak Majumdar

Constraint-based causal discovery is brittle in finite-sample regimes because erroneous conditional-independence (CI) decisions can cascade into substantial structural errors. We propose Quantitative Argumentation for Causal Discovery…

Artificial Intelligence · Computer Science 2026-04-28 Sheng Wei , Yulin Chen , Beishui Liao
‹ Prev 1 4 5 6 7 8 10 Next ›