LOGIC MATTERS BLOG Peter Smith’s occasional blog posts on logic, music, and other enthusiasms.
Recent posts: New version website (3 June 2026), Twenty years on, what next? (23 May 2026), Felicity Lott, 1947 – 2026 (18 May 2026)
THE FIVE BIG RED LOGIC BOOKS The headline news — they are open access.
INTRO TO FORMAL LOGIC A corrected version of the second edition of An Introduction to Formal Logic is freely available here. There are also links to answers to exercises and to various supplementary materials.
GÖDEL’S THEOREMS Two books are freely available here, An Introduction to Gödel’s Theorems and the much shorter Gödel Without (Too Many) Tears, along with related materials.
CATEGORY THEORY Links to resources at an introductory/intermediate level, such as lecture notes and freely available books, including my Introducing Category Theory.
THE STUDY GUIDE AND BOOK NOTES You will find here the much-downloaded Beginning Mathematical Logic: A Study Guide, its Appendix reviewing some of the wider-ranging books on mathematical logic, together with links to some forty further book notes.
ARCHIVE Links to various old blog posts, papers, more reviews and other pieces.
LaTeX FOR LOGICIANS Pages pointing to a wide range of resources of interest to logicians, philosophers and others using LaTeX.
Site updated: June 3 @ 14.37