Results 51 to 60 of about 2,879,484 (330)

Structural cut elimination

open access: yesProceedings of Tenth Annual IEEE Symposium on Logic in Computer Science, 2000
Presents new proofs of cut elimination for intuitionistic, classical and linear sequent calculi. In all cases, the proofs proceed by three nested structural inductions, avoiding the explicit use of multi-sets and termination measures on sequent derivations.
openaire   +1 more source

Partial cut elimination for combinations of propositional multi-modal logics with past time

open access: yesLietuvos Matematikos Rinkinys, 2011
We consider combinations of nine propositional multi-modal logics with propositional discrete linear time temporal logic with past time. For these combinations, we present sound and complete Gentzen-type sequent calculi with a restricted cut rule.
Jūratė Sakalauskaitė
doaj   +1 more source

A New Arithmetically Incomplete First- Order Extension of Gl All Theorems of Which Have Cut Free Proofs [PDF]

open access: yes, 2016
Reference [12] introduced a novel formula to formula translation tool (“formulators”) that enables syntactic metatheoretical investigations of first-order modal logics, bypassing a need to convert them first into Gentzen style logics in order to rely on ...
Tourlakis, George
core   +1 more source

Tautology Elimination, Cut Elimination, and S5

open access: yesLogic and Logical Philosophy, 2017
Tautology elimination rule was successfully applied in automated deduction and recently considered in the framework of sequent calculi where it is provably equivalent to cut rule. In this paper we focus on the advantages of proving admissibility of tautology elimination rule instead of cut for sequent calculi.
openaire   +3 more sources

Composite power system reliability evaluation using modified minimal cut set approach

open access: yesAlexandria Engineering Journal, 2018
The composite power system reliability analysis is generally based on minimal path or cut enumeration, tracing of power flow paths from which the related reliability indices are calculated.
T. Bharath Kumar   +2 more
doaj   +1 more source

The Basics of Display Calculi [PDF]

open access: yes, 2017
The aim of this paper is to introduce and explain display calculi for a variety of logics. We provide a survey of key results concerning such calculi, though we focus mainly on the global cut elimination theorem.
Eckhardt, Timo   +3 more
core   +2 more sources

On Combining Intuitionistic and S4 Modal Logic

open access: yesBulletin of the Section of Logic
We address the problem of combining intuitionistic and S4 modal logic in a non-collapsing way inspired by the recent works in combining intuitionistic and classical logic.
João Rasga, Cristina Sernadas
doaj   +1 more source

On Nested Sequents for Constructive Modal Logics [PDF]

open access: yesLogical Methods in Computer Science, 2015
We present deductive systems for various modal logics that can be obtained from the constructive variant of the normal modal logic CK by adding combinations of the axioms d, t, b, 4, and 5.
Lutz Strassburger   +2 more
doaj   +1 more source

Revisiting the correspondence between cut-elimination and normalisation [PDF]

open access: yes, 2000
Cut-free proofs in Herbelin's sequent calculus are in 1-1 correspondence with normal natural deduction proofs. For this reason Herbelin's sequent calculus has been considered a privileged middle-point between L-systems and natural deduction.
Espírito Santo, José
core   +1 more source

Genome-scale metabolic rewiring improves titers rates and yields of the non-native product indigoidine at scale

open access: yesNature Communications, 2020
The trade-off between growth and production affects the application of engineered microbes. Here, the authors take the minimal cut set approach to predict metabolic reactions for elimination to couple metabolite production strongly with growth and ...
Deepanwita Banerjee   +13 more
doaj   +1 more source

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