Image: Jan Łukasiewicz
Description: Jan Łukasiewicz (21 December 1878 – 13 February 1956) Polish logician and philosopher born in Lwów, Galicia, then Austria–Hungary. His work centred on analytical philosophy and mathematical logic. He thought innovatively about traditional propositional logic, the principle of non-contradiction and the law of excluded middle. Professor of Lvov University and Warsaw University. After WW II in exie, professor of University College Dublin.
Title: Jan Łukasiewicz
Credit: Ilustrowany Kurier Codzienny 11 1935 see also http://www.audiovis.nac.gov.pl/obraz/97484/0207c1bdd1bc17a8a73b93052b522107/
Author: unknown-anonymous
Permission: Note: In Germany and possibly other countries, certain anonymous works published before July 1, 1995 are copyrighted until 70 years after the death of the author. See Übergangsrecht. Please use this template only if the author never claimed authorship or their authorship never became public in any other way. If the work is anonymous or pseudonymous (e.g., published only under a corporate or organization's name), use this template for images published more than 70 years ago. For a work made available to the public in the United Kingdom, please use Template:PD-UK-unknown instead.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
The following page links to this image:
