The Archimedes Palimpsest is a medieval prayer book whose parchment was reused, with the original text underneath being a copy of works by Archimedes.
Notes on verification
Confirmed by multiple independent, authoritative sources including the institution holding the manuscript (Walters Art Museum) and the official Archimedes Palimpsest Project.
Sources
- List of mathematics history topics (en.wikipedia.org)
- https://www.archimedespalimpsest.org/about/ (archimedespalimpsest.org)
- https://wiki.digitalclassicist.org/Archimedes_Palimpsest (wiki.digitalclassicist.org)
- https://thewalters.org/news/lost-and-found-the-secrets-of-archimedes/ (thewalters.org)