• Other language title
    اتحاد در منطق سستي
  • Title of article

    Unification in lax logic

  • Author/Authors

    Ghilardi, S Università degli Studi di Milano - Department of Mathematics - via Cesare Saldini 50, milano , Lenzi, G University of Salerno - Department of Mathematics - via Giovanni Paolo II, 84084 Fisciano (SA)

  • Pages
    15
  • From page
    61
  • To page
    75
  • Abstract
    In this paper, we focus on the intuitionistic propositional logic extended with a local operator [22] (also called nucleus [21]); such logic is commonly named lax logic after [9]. We prove that unification is finitary in this logic and supply algorithms for computing a basis of unifiers and for recognizing admissibility of inference rules, following analogous known results for intuitionistic logic.
  • Farsi abstract
    در اين مقاله، ما بر منطق گزاره شهو دي با يك عملگر محلي ] 22 [ )كه آن را هسته ] 21 [ نيز مي نامند د( تمركز كرده ايم. چنين منط قي معمولاً به نام منطق سست )ضعيف( ] 9[ ناميده مي شود. ما ثابت م يكنيم كه وحدت در اين منطق نهايي است و الگوريتم هاي مورد نياز را براي محاسبه پايه متحد كننده ها و تشخ يص پ ذيرفتن قواعد استنباطي، به دنبال نتايج شناخته شده مشابه برا ي منطق شهو دي، ارائه ميدهد .
  • Keywords
    Nuclei , lax logic , unification theory , admissible inference rules
  • Journal title
    Journal of Algebraic Hyperstructures and Logical Algebras
  • Serial Year
    2022
  • Record number

    2712102