fermat-last-theoremMarginal notes attract a lot of interest. They were the specific  quarry of a young art student bent on exploring the relationship between handwritten and printed text. This triggered a conversation about Fermat’s “Last Theorem”, referenced concisely in the margins of Arithmetica; 385 years passed before the theorem was solved, in 1995, by Andrew Wiles. Buzzing with ideas, she left the shop with a copy of Amir Aczel’s account of Wiles’ impassioned quest.