The note was dated 1987, and it read:
"Dear student,
I worked through the problem, my pencil scratching across the paper as I derived the solution step by step. As I wrote, I felt a sense of calm wash over me - it was as if the mathematics had transported me to a different realm, one where the worries of everyday life didn't apply. walker and miller geometry book
As I continued to explore the book, I stumbled upon a section on Euclidean geometry. The text described a thought experiment in which a mathematician attempts to calculate the shortest distance between two points on a curved surface. The solution, it turned out, lay in the application of a complex mathematical formula. The note was dated 1987, and it read:
I smiled, feeling a connection to the unknown mathematician who had written the note. As I began to flip through the pages of the book, I noticed that certain passages were underlined, and key theorems were annotated with marginal notes. It was as if the previous owner had been studying for a high-stakes exam, and had poured their heart and soul into mastering the material. The text described a thought experiment in which