About this ActiveBook
Authors: Penglong Xu, Maiko Arichi adn Jawahar Pathak
What's inside
4 interactive tools
📈
🟰
🎧
❓
Function grapher
Plot any function in 2D — pan, zoom, trace.
Equation solver
Algebraic + numeric solving, step-by-step.
Audio narration
Listen as you read — chapter by chapter.
Quizzes
Per-chapter checks with feedback.
Why ActiveBooks
- ✓ Everything runs right in your browser — no setup, no install
- ✓ Lifetime updates as the author adds new chapters and tools
- ✓ Your state stays — bookmarks, parameters, notes
