death_date death_place influenced birth_place era school_tradition influences main_interests notable_ideas birth_date article_title name region
6 october 1969 trondheim , norway john kit fine lemmon , max cresswell , robert bull , masterton , new zealand 20th-century philosophy analytic philosophy john Łukasiewicz , charles sanders peirce niemeyer findlay , józef maria bocheński , jan temporal logic , modal logic tense logic 4 december 1914 arthur prior
 arthur norman prior western philosophy
arthur prior

arthur norman prior , also known as a. n. prior , -lrb- 1914 -- 1969 -rrb- was a noted logician and philosopher .
prior -lrb- 1957 -rrb- founded tense logic , now also known as temporal logic , and made important contributions to intensional logic , particularly in prior -lrb- 1971 -rrb- .
