MacLane, Saunders Club topics. Symbolic logic. (English) Zbl 0021.09703 Am. Math. Mon. 46, 289-296 (1939). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document Keywords:Foundations, philosophy, logic × Cite Format Result Cite Review PDF Full Text: DOI