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Stanisław Jaśkowski (* 22. April 1906 in Warschau; † 16. November 1965 ebenda) war ein polnischer Logiker der Lemberg-Warschau-Schule. Er trug wesentlich zur Entwicklung der Systeme natürlichen Schließens der Beweistheorie und formalen Semantik bei.
Stanisław Jaśkowski (Polish pronunciation: [staˈɲsvaf jaɕˈkɔfskʲi]; 22 April 1906, in Warsaw – 16 November 1965, in Warsaw) was a Polish logician who made important contributions to proof theory and formal semantics.
Stanisław Jaśkowski (ur. 22 kwietnia 1906 w Warszawie, zm. 16 listopada 1965 tamże) – polski logik, profesor i rektor Uniwersytetu Toruńskiego. Był studentem Jana Łukasiewicza i członkiem szkoły lwowsko-warszawskiej, wniósł wkład do teorii dowodu i semantyki .
7. März 2018 · In this brief note we would like to outline the main events of life and the main achievements of Stanisław Jaśkowski (1906–1965) one of the important Polish logician and mathematician of the first half of twentieth century.
13. Juni 2018 · Stanisław Jaśkowski is one of the founders of modern systems of natural deduction (ND). He presented his system in 1934 as the first volume of the series STUDIA LOGICA initiated by J. Łukasiewicz.
19. Sept. 2022 · Stanisław Jaśkowski is known to be one of the modern founders of paraconsistent logic, together with Newton C. A. da Costa. The most important contribution of Jaśkowski is that he clearly distinguished two notions for a theory, namely a theory being contradictory (or inconsistent) and a theory being trivial (or overfilled).
7. März 2018 · Stanisław Jaśkowski, in his 1948–1949 papers on propositional calculus for contradictory deductive systems, proposed discursive logic D 2. The main motivation behind D 2 is the need to properly deal with contradictions that naturally appear in many areas of philosophy and discourse.
