A criterion of functional completeness for\(\mathfrak{B}^3 \) Victor K. Finn OriginalPaper Pages: 121 - 125
A remark on a certain consequence of connexive logic for Zermelo's set theory J. E. Wiredu OriginalPaper Pages: 127 - 130
Reducibility of formulae of weak second order arithmetic to pseudo-canonical forms I Reinhold Kołodziej OriginalPaper Pages: 131 - 152
Dual counterparts of Łukasiewicz's sentential calculi Grzegorz MalinowskiMaciej Spasowski OriginalPaper Pages: 153 - 162
Variants of Rescher's semantics for preference logic and some completeness theorems Dirk van Dalen OriginalPaper Pages: 163 - 181
The logics stronger than Łukasiewicz's three valued sentential calculus-the notion of degree of maximality versus the notion of degree of completeness Ryszard Wójcicki OriginalPaper Pages: 201 - 214
