Ch. 1
The Clay Tablet Accountants
Sumer & Babylon — mathematics as a technology of administration.
Ch. 2
The Rope Stretchers of the Nile
Egypt — practical geometry and the first numerical recipes.
Ch. 3
The Dangerous Idea of Proof
Greece — Thales, Pythagoras, and why certainty requires argument.
Ch. 4
The World's First Think Tank
Alexandria — Euclid, Archimedes, and the geometry that lasted two millennia.