Results 21 to 30 of about 200,339 (137)

Existential Definability over the Subword Ordering [PDF]

open access: yesLogical Methods in Computer Science, 2023
We study first-order logic (FO) over the structure consisting of finite words over some alphabet $A$, together with the (non-contiguous) subword ordering.
Pascal Baumann   +3 more
doaj   +1 more source

On the Succinctness of Atoms of Dependency [PDF]

open access: yesLogical Methods in Computer Science, 2019
Propositional team logic is the propositional analog to first-order team logic. Non-classical atoms of dependence, independence, inclusion, exclusion and anonymity can be expressed in it, but for all atoms except dependence only exponential translations ...
Martin Lück, Miikka Vilander
doaj   +1 more source

The Relationship Between Separation Logic and Implicit Dynamic Frames [PDF]

open access: yesLogical Methods in Computer Science, 2012
Separation logic is a concise method for specifying programs that manipulate dynamically allocated storage. Partially inspired by separation logic, Implicit Dynamic Frames has recently been proposed, aiming at first-order tool support.
Matthew J. Parkinson   +1 more
doaj   +1 more source

Making first order linear logic a generating grammar [PDF]

open access: yesLogical Methods in Computer Science, 2023
It is known that different categorial grammars have surface representation in a fragment of first order multiplicative linear logic (MLL1). We show that the fragment of interest is equivalent to the recently introduced extended tensor type calculus (ETTC)
Sergey Slavnov
doaj   +1 more source

A Real-Valued Modal Logic [PDF]

open access: yesLogical Methods in Computer Science, 2018
A many-valued modal logic is introduced that combines the usual Kripke frame semantics of the modal logic K with connectives interpreted locally at worlds by lattice and group operations over the real numbers.
Denisa Diaconescu   +2 more
doaj   +1 more source

Intuitionistic implication makes model checking hard [PDF]

open access: yesLogical Methods in Computer Science, 2012
We investigate the complexity of the model checking problem for intuitionistic and modal propositional logics over transitive Kripke models. More specific, we consider intuitionistic logic IPC, basic propositional logic BPL, formal propositional logic ...
Martin Mundhenk, Felix Weiss
doaj   +1 more source

A Uniform One-Dimensional Fragment with Alternation of Quantifiers [PDF]

open access: yesEPTCS 390, 2023, pp. 1-15, 2023
The uniform one-dimensional fragment of first-order logic was introduced a few years ago as a generalization of the two-variable fragment of first-order logic to contexts involving relations of arity greater than two. Quantifiers in this logic are used in blocks, each block consisting only of existential quantifiers or only of universal quantifiers. In
arxiv   +1 more source

On density of truth of the intuitionistic logic in one variable [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2008
In this paper we focus on the intuitionistic propositional logic with one propositional variable. More precisely we consider the standard fragment $\{ \to ,\vee ,\bot \}$ of this logic and compute the proportion of tautologies among all formulas.
Zofia Kostrzycka
doaj   +1 more source

One-Dimensional Fragment over Words and Trees [PDF]

open access: yesJ. Log. Comput. 32(5): 902-941 (2022), 2021
One-dimensional fragment of first-order logic is obtained by restricting quantification to blocks of existential (universal) quantifiers that leave at most one variable free. We investigate this fragment over words and trees, presenting a complete classification of the complexity of its satisfiability problem for various navigational signatures, and ...
arxiv   +1 more source

Finite Model Reasoning in Expressive Fragments of First-Order Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2017
Over the past two decades several fragments of first-order logic have been identified and shown to have good computational and algorithmic properties, to a great extent as a result of appropriately describing the image of the standard translation of ...
Lidia Tendera
doaj   +1 more source

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