TY - JOUR AU - Aranda Utrero, Víctor PY - 2025 DO - 10.12775/LLP.2025.014 SN - 1425-3305 UR - https://hdl.handle.net/20.500.14352/123833 T2 - Logic and Logical Philosophy AB - Radzki has recently claimed the incompleteness of the axioms given by Słupecki for the functionally complete Ł3: some of its tautologies are not provable. In this paper, we provide a new axiom system for this logic (choosing a variant with two... LA - eng M2 - 1 PB - Uniwersytet Mikołaja Kopernika KW - Many-valued logics KW - Three-valued logics KW - Propositional logic KW - Non-classical logics KW - Fuzzy logic TI - A completeness theorem for a functionally complete Łukasiewicz logic TY - journal article ER -