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A.N. Prior, Logic notes V: "Intuitionistic systems" [lecture notes]
Logic lecture notes mimeographed at the Philosophy Department of the Canterbury University College/University of Canterbury. The notes are presented in 200 sections divided in 5 topical parts. Each part has a separate title, separate pagination and…
A.N. Prior, Logic notes IV: "Modal logic" [lecture notes]
Logic lecture notes mimeographed at the Philosophy Department of the Canterbury University College/University of Canterbury. The notes are presented in 200 sections, divided in 5 topical parts. Each part has a separate title, separate pagination and…
A.N. Prior, Logic notes III: "Predicates, quantifiers and descriptions" [lecture notes]
Logic lecture notes mimeographed at the Philosophy Department of the Canterbury University College/University of Canterbury. The notes are presented in 200 sections, divided in 5 topical parts. Each part has a separate title, separate pagination and…
Arthur Prior's High School Academic Achievement
During his secondary education, Artur Prior was a student at Wairarapa College in Masterton. The 75th Jubilee Book of Wairarapa College, published in 1998, reveals his high academic achievements in high school. On p. 92 of the Jubilee Book, A.N.…
Stanislaw Lesniewski [photograph]
Stanisław Leśniewski (1886–1939) was a Polish logician who is regarded, together with Jan Łukasiewicz, as the founder of the Polish school of logic. He was the originator of an unorthodox system of the foundations of mathematics, based on three…
Interview with Jim Wilson
Audio recording and transcript of the interview with Arthur Prior's student, colleague and friend Jim Wilson, conducted in March 2018
Alfred Tarski [photograph]
Alfred Tarski (1901–1983), probably the most famous logician that came out of the Warsaw School of Logic. He was a student of Jan Łukasiewicz at the University of Warsaw. He emigrated to the United States in 1939, at the beginning of the German…
Warsaw School of Logic [photograph]
The most prominent members of the Warsaw School of Logic in 1934. From left: Jan Lukasiewicz, Stanislaw Lesniewski and Alfred Tarski.
Jan Lukasiewicz [photograph 3]
A photograph of Jan Łukasiewicz (1878 – 1956), the famous founder of the Polish school of logic, who had enormous influence on Arthur Prior's own development as a logician. Łukasiewicz was a professor of philosophy at the University of Warsaw until…
Jan Lukasiewicz [photograph 2]
A photograph of Jan Łukasiewicz (1878 – 1956), the famous founder of the Polish school of logic, who had enormous influence on Arthur Prior's own development as a logician. Łukasiewicz was a professor of philosophy at the University of Warsaw until…