Results 51 to 60 of about 1,082 (177)

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

Future workplace reimagination: A multiscenario analysis on entrepreneurial small and medium internationalisers

open access: yesEuropean Management Review, Volume 23, Issue 2, Page 322-346, June 2026.
Abstract This paper aims to encounter the scholarly demand for comprehensive identification and investigation of the factors that highlight the sense of the “workplace of the future.” Besides, this study sheds in‐depth qualitative and quantitative insights into analysing such drivers in international entrepreneurial small and medium enterprises of ...
Hannan Amoozad Mahdiraji   +3 more
wiley   +1 more source

A Two-Part Defense of Intuitionistic Mathematics

open access: yesStance: an international undergraduate philosophy journal, 2021
The classical interpretation of mathematical statements can be seen as comprising two separate but related aspects: a domain and a truth-schema. L. E. J. Brouwer’s intuitionistic project lays the groundwork for an alternative conception of the objects in this domain, as well as an accompanying intuitionistic truth-schema.
openaire   +2 more sources

Kripke's Reduction of Löb's Theorem to the Second Incompleteness Theorem

open access: yesTheoria, Volume 92, Issue 3, June 2026.
ABSTRACT In this paper, we discuss Kripke's reduction of Löb's Principle to the Second Incompleteness Theorem. We have a closer look at the non‐constructive character of the reduction. We reflect on what the argument has to tell us. In the Appendix, We give a strengthening of Löb's Principle suggested by Kripke's reduction.
Albert Visser
wiley   +1 more source

Neutrosophic Circular-arc Graphs and Proper circular-arc Graphs [PDF]

open access: yesNeutrosophic Sets and Systems
Graph theory is a fundamental branch of mathematics that studies networks made up of nodes (vertices) and connections (edges). A key concept in graph theory is the intersection graph, where vertices represent sets, and edges are drawn between vertices if
Florentin Smarandache, Takaaki Fujita
doaj   +1 more source

Ramsey's Theorem and the Pigeonhole Principle in Intuitionistic Mathematics

open access: yesJournal of the London Mathematical Society, 1993
At first sight, the argument which F. P. Ramsey gave for (the infinite case of) his famous theorem from 1927, is hopelessly unconstructive. If suitably reformulated, the theorem is true intuitionistically as well as classically: we offer a proof which should convince both the classical and the intuitionistic reader.
Veldman, W., Bezem, M.A.
openaire   +2 more sources

Kripke on Gödel Incompleteness

open access: yesTheoria, Volume 92, Issue 3, June 2026.
ABSTRACT This paper surveys six of Saul Kripke's highly creative ideas and results on Gödel incompleteness, from when he was an undergraduate to last publications. These include his extension of incompleteness from sentences to predicates, his model‐theoretic proof of incompleteness of arithmetic, his compelling analysis of incompleteness in terms of ...
Daniel Isaacson
wiley   +1 more source

Evaluation Method and Impact of Clean Energy on the Ecotourism Competitiveness of Townships

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
This study develops an integrated evaluation framework to analyse the impact of clean energy adoption on the ecotourism competitiveness of rural townships. By applying the fuzzy Delphi method (FDM), analytic network process (ANP) and DEMATEL, the research identifies and prioritizes key indicators linking clean energy, sustainability and tourism ...
Yi Yao, Li Fu
wiley   +1 more source

On the density and the structure of the Peirce-like formulae [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2008
Within the language of propositional formulae built on implication and a finite number of variables $k$, we analyze the set of formulae which are classical tautologies but not intuitionistic (we call such formulae - Peirce's formulae).
Antoine Genitrini   +2 more
doaj   +1 more source

Pitfalls, benefits, and comparative analysis of artificial intelligence ChatBots in the systematic review process

open access: yesInternational Transactions in Operational Research, Volume 33, Issue 2, Page 719-774, March 2026.
Abstract The transformative potential of artificial intelligence (AI) ChatBots, leveraging natural language processing for information retrieval and knowledge synthesis, has garnered attention across diverse fields, including research. Recognizing AI's importance, researchers and policymakers are actively engaged in its development.
Cinzia Daraio   +2 more
wiley   +1 more source

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