Free to read
P. D. Magnus
4 free books by P. D. Magnus.
- forall x: An Introduction to Formal Logiccurrent edition (fecundity.com/logic) · Read at www.fecundity.com ↗
- forall x: Calgary2026 revision · 2026 · Read at forallx.openlogicproject.org ↗
- forall x: Calgary Remix (an Introduction to Formal Logic)2022 · 2022 · Read at forallx.openlogicproject.org ↗
- forall x: Calgary: An Introduction to Formal Logic2023 · 2023 · Read at forallx.openlogicproject.org ↗