Glossy softcover shows light surface rubbing, a few small scuffs, and mild corner wear with slight cover curl. Spine and binding remain tight and square with minimal reading wear. Interior pages are clean and bright with no writing, highlighting, or remainder marks.

Title: The Pythagorean Theorem: A 4,000-Year History.

Author: Eli Maor.

Brand/Publisher: Princeton University Press; part of the Princeton Science Library series.

Content: Traces the Pythagorean theorem from ancient Mesopotamia and Pythagoras through Euclid, Archimedes, François Viète, Einstein, and modern mathematics, combining historical narrative with clear explanations of geometric proofs and applications.

Chapters and features: Includes sections such as Mesopotamia 1800 BCE, Pythagoras, Euclid's Elements, Translators and Commentators 500–1500 CE, From the Infinite to the Infinitesimal, 371 Proofs and Then Some, Strange Coordinates, From Flat Space to Curved Spacetime, Prelude to Relativity, From Bern to Berlin 1905–1915, But Is It Universal?, and Afterthoughts, plus prologue and epilogue.