{"title":"Morphisms Between Aristotelian Diagrams","authors":"Alexander De Klerck, Leander Vignero, L. Demey","doi":"10.1007/s11787-023-00340-0","DOIUrl":"https://doi.org/10.1007/s11787-023-00340-0","url":null,"abstract":"","PeriodicalId":48558,"journal":{"name":"Logica Universalis","volume":"43 10","pages":""},"PeriodicalIF":0.8,"publicationDate":"2023-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139275871","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Preface to the Rejection Special Issue","authors":"Alex Citkin, Alexei Muravitsky","doi":"10.1007/s11787-023-00341-z","DOIUrl":"https://doi.org/10.1007/s11787-023-00341-z","url":null,"abstract":"","PeriodicalId":48558,"journal":{"name":"Logica Universalis","volume":"267 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135475497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"On Consequence and Rejection as Operators","authors":"Alexei Muravitsky","doi":"10.1007/s11787-023-00334-y","DOIUrl":"https://doi.org/10.1007/s11787-023-00334-y","url":null,"abstract":"","PeriodicalId":48558,"journal":{"name":"Logica Universalis","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135304820","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Finite Tree-Countermodels via Refutation Systems in Extensions of Positive Logic with Strong Negation","authors":"Tomasz Skura","doi":"10.1007/s11787-023-00338-8","DOIUrl":"https://doi.org/10.1007/s11787-023-00338-8","url":null,"abstract":"Abstract A sufficient condition for an extension of positive logic with strong negation to be characterized by a class of finite trees is given.","PeriodicalId":48558,"journal":{"name":"Logica Universalis","volume":"165 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134911664","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Complementary Proof Nets for Classical Logic","authors":"Gabriele Pulcini, Achille C. Varzi","doi":"10.1007/s11787-023-00337-9","DOIUrl":"https://doi.org/10.1007/s11787-023-00337-9","url":null,"abstract":"Abstract A complementary system for a given logic is a proof system whose theorems are exactly the formulas that are not valid according to the logic in question. This article is a contribution to the complementary proof theory of classical propositional logic. In particular, we present a complementary proof-net system, $$textsf{CPN}$$ <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"> <mml:mi>CPN</mml:mi> </mml:math> , that is sound and complete with respect to the set of all classically invalid (one-side) sequents. We also show that cut elimination in $$textsf{CPN}$$ <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"> <mml:mi>CPN</mml:mi> </mml:math> enjoys strong normalization along with strong confluence (and, hence, uniqueness of normal forms).","PeriodicalId":48558,"journal":{"name":"Logica Universalis","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134911666","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A Study of the Metatheory of Assertoric Syllogistic","authors":"M. Rocha","doi":"10.1007/s11787-023-00331-1","DOIUrl":"https://doi.org/10.1007/s11787-023-00331-1","url":null,"abstract":"","PeriodicalId":48558,"journal":{"name":"Logica Universalis","volume":"17 1","pages":"347 - 371"},"PeriodicalIF":0.8,"publicationDate":"2023-08-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"45580476","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}