davinci254254’s Tech Den

Interactive books.

Study companions for dense technical books. Explanations, live tools, spreadsheets and exercises, built around the material.

Next volume

Coming soon

In the works

New volumes are added as they’re finished.

What’s inside

Options, Futures & Other Derivatives

Every chapter re-explained in my own words, with live spreadsheets you can edit, pricing tools you can poke at, and quizzes that check whether you actually got it. Readable in English, English with Chinese key terms, or Chinese.

37
chapters
24
pricing tools
~200
live spreadsheets
3
reading modes, EN / 中文
  • Black–Scholes, binomial trees and Monte Carlo you can drag around

  • Excel-like sheets with real formulas, fill handle and charts

  • Section quizzes, chapter tests and endless practice problems

  • Flashcards, formula sheet and your own margin notes

Open the book