An Introduction to Formal Logic(2020) [pdf]By o4c · 2026-07-25 · 2 points · 0 commentshttps://logicmatters.net/ifl/pdfs/IFL2_LM.pdfBy o4c · 2 points · 0 comments · on Hacker News, read on BetterNews.Open the full discussion on BetterNews