TY - JOUR AU - Żabski, Eugeniusz PY - 2014/06/01 Y2 - 2024/03/28 TI - Tablice semantyczne Betha dla pewnych nieklasycznych rachunków zdań JF - Filozofia Nauki JA - FN VL - 22 IS - 2 SE - Artykuły DO - UR - https://www.fn.uw.edu.pl/index.php/fn/article/view/756 SP - 55-72 AB - In the paper the author presents a slightly modified Beth's method that helps to prove if a formula is or is not a tautology of the following non-classical sentential calculi: Łukasiewicz's three valued sentential calculus (Ł3), Priest's paradox logic (LP), and nihilistic sentential calculi: n'1, n'3, n'4, n'5. ER -