Results 11 to 20 of about 5,524 (273)

Natural Deduction Calculi and Sequent Calculi for Counterfactual Logics [PDF]

open access: yesStudia Logica, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Francesca Poggiolesi
openaire   +4 more sources

A Survey of Nonstandard Sequent Calculi [PDF]

open access: yesStudia Logica, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Andrzej Indrzejczak
openaire   +4 more sources

Modular Sequent Calculi for Classical Modal Logics

open access: yesStudia Logica, 2014
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gilbert, David, Maffezioli, Paolo
openaire   +5 more sources

Sequent Calculi for $${\mathsf {SCI}}$$ SCI [PDF]

open access: yesStudia Logica, 2017
In this paper we are applying certain strategy described by Negri and Von Plato (Bull Symb Log 4(04):418–435, 1998), allowing construction of sequent calculi for axiomatic theories, to Suszko’s Sentential calculus with identity. We describe two calculi obtained in this way, prove that the cut rule, as well as the other structural rules, are admissible ...
openaire   +3 more sources

Relating Sequent Calculi for Bi-intuitionistic Propositional Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2011
Bi-intuitionistic logic is the conservative extension of intuitionistic logic with a connective dual to implication. It is sometimes presented as a symmetric constructive subsystem of classical logic.
Luís Pinto, Tarmo Uustalu
doaj   +1 more source

Cut-Free Gentzen Sequent Calculi for Tense Logics

open access: yesAxioms, 2023
The cut-free single-succedent Gentzen sequent calculus GKt for the minimal tense logic Kt is introduced. This sequent calculus satisfies the displaying property.
Zhe Lin, Minghui Ma
doaj   +1 more source

Sequent Calculi for Intuitionistic Gödel–Löb Logic

open access: yesNotre Dame Journal of Formal Logic, 2021
The paper investigates two sequent calculi for the modal logic iGL, which is the intuitionistic version of the Gödel-Löb logic (the classical provability logic). The first one, GL3i, is a common cut-free one-sided sequent calculus for intuitionistic logic augmented with the GL modal rule \[ \frac{\Box\Gamma,\Gamma,\Box A\Rightarrow A}{\Pi,\Box\Gamma ...
van der Giessen, Iris, Iemhoff, Rosalie
openaire   +2 more sources

A derivation-loop method for temporal logic

open access: yesLietuvos Matematikos Rinkinys, 2019
Various types of calculi (Hilbert, Gentzen sequent, resolution calculi, tableaux) for propositional linear temporal logic (PLTL) have been considered in the literature.
Romas Alonderis, Haroldas Giedra
doaj   +1 more source

On Deriving Nested Calculi for Intuitionistic Logics from Semantic Systems [PDF]

open access: yes, 2020
This paper shows how to derive nested calculi from labelled calculi for propositional intuitionistic logic and first-order intuitionistic logic with constant domains, thus connecting the general results for labelled calculi with the more refined ...
A Ciabattoni   +17 more
core   +2 more sources

Cut-free Calculi and Relational Semantics for Temporal STIT Logics [PDF]

open access: yes, 2019
We present cut-free labelled sequent calculi for a central formalism in logics of agency: STIT logics with temporal operators. These include sequent systems for Ldm , Tstit and Xstit. All calculi presented possess essential structural properties such as
AN Prior   +19 more
core   +4 more sources

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