Abstract

The paper is aimed to prove that the work of the Ukrainian philosopher Hilary Święcicki The origins of philosophy in Ruthenian literature of XI–XVI century (Lviv, 1901) was written under the influence of the founder of the Lvov-Warsaw School of philosophy Kazimierz Twardowski. Results of the analysis indicate that this influence was of the methodological nature and it manifested itself in the use by Święcicki aposteriori constructive method, developed by master of Twardowdki – Franz Brentano.