Results 21 to 30 of about 16,840,789 (262)

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

First-Order Logic Foundation of Relativity Theories [PDF]

open access: yes, 2006
Motivation and perspective for an exciting new research direction interconnecting logic, spacetime theory, relativity--including such revolutionary areas as black hole physics, relativistic computers, new cosmology--are presented in this paper.
X. Madarasz, Judit   +5 more
core   +1 more source

On Recurrent Neural Network Based Theorem Prover For First Order Minimal Logic [PDF]

open access: yesJournal of Universal Computer Science, 2021
There are three main problems for theorem proving with a standard cut-free system for the first order minimal logic. The first problem is the possibility of looping. Secondly, it might generate proofs which are permutations of each other. Finally, during
Ashot Baghdasaryan, Hovhannes Bolibekyan
doaj   +3 more sources

A second order logic of existence [PDF]

open access: yes, 1969
Publisher's, offprint versionA. N. Prior in [9] has suggested an approach towards a second order logic of existence where, following medieval logicians, we distinguish “between predicates (like ‘is red’, ‘is hard’, etc.) which entail existence, and ...
Cocchiarella, Nino
core   +1 more source

Inferences Between Buridan’s Modal Propositions

open access: yesProblemos, 2022
In recent years modal syllogistic provided by 14th century logician John Buridan has attracted increasing attention of historians of medieval logic. The widespread use of quantified modal logic with the apparatus of possible worlds semantics in current ...
Jonas Dagys   +2 more
doaj   +1 more source

A functional tool for fuzzy first order logic evaluation [PDF]

open access: yes, 2006
In this paper we present an automatic evaluation tool for fuzzy first order logic formulae. Since different logics can be considered, we allow for such formulae the appearance of syntactic modifiers, in such a way that our tool is designed not only to ...
Cleva, J. Miguel   +2 more
core   +1 more source

Admissibility, compatibility, and deducibility in first-order sequent logics [PDF]

open access: yesComputer Science Journal of Moldova, 2015
The paper is about the notions of admissibility and compatibility and their significance for deducibility in different sequent logics including first-order classical and intuitionistic ones both without and with equality and, possibly, with modal rules.
Alexander Lyaletski
doaj  

Logic + probabilistic programming + causal laws

open access: yesRoyal Society Open Science, 2023
Probabilistic planning attempts to incorporate stochastic models directly into the planning process, which is the problem of synthesizing a sequence of actions that achieves some objective for a putative agent.
Vaishak Belle
doaj   +1 more source

Second-order logic : ontological and epistemological problems [PDF]

open access: yes, 2015
In this thesis I provide a survey over different approaches to second-order logic and its interpretation, and introduce a novel approach. Of special interest are the questions whether (a particular form of) second-order logic can count as logic in some
Rossberg, Marcus
core   +1 more source

A note on the expressive power of linear orders [PDF]

open access: yes, 2011
This article shows that there exist two particular linear orders such that first-order logic with these two linear orders has the same expressive power as first-order logic with the Bit-predicate FO(Bit). As a corollary we obtain that there also exists a
Nicole Schweikardt   +3 more
core   +1 more source

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