Sure! Here’s a combined list of the 40 math expository books mentioned above:

1. “The Princeton Companion to Mathematics” by Timothy Gowers
2. “How Not to Be Wrong: The Power of Mathematical Thinking” by Jordan Ellenberg
3. “Fermat’s Enigma: The Epic Quest to Solve the World’s Greatest Mathematical Problem” by Simon Singh
4. “Gödel, Escher, Bach: An Eternal Golden Braid” by Douglas Hofstadter
5. “The Man Who Knew Infinity: A Life of the Genius Ramanujan” by Robert Kanigel
6. “Prime Obsession: Bernhard Riemann and the Greatest Unsolved Problem in Mathematics” by John Derbyshire
7. “In Pursuit of the Unknown: 17 Equations That Changed the World” by Ian Stewart
8. “The Art of the Infinite: The Pleasures of Mathematics” by Robert Kaplan and Ellen Kaplan
9. “Journey through Genius: The Great Theorems of Mathematics” by William Dunham
10. “The Joy of x: A Guided Tour of Math, from One to Infinity” by Steven Strogatz
11. “Zero: The Biography of a Dangerous Idea” by Charles Seife
12. “Chaos: Making a New Science” by James Gleick
13. “Flatland: A Romance of Many Dimensions” by Edwin A. Abbott
14. “The Emperor’s New Mind: Concerning Computers, Minds, and the Laws of Physics” by Roger Penrose
15. “Mathematics: Its Content, Methods and Meaning” by A. D. Aleksandrov, A. N. Kolmogorov, and M. A. Lavrent’ev
16. “The Book of Numbers” by John H. Conway and Richard K. Guy
17. “The Mathematical Experience” by Philip J. Davis and Reuben Hersh
18. “An Imaginary Tale: The Story of √-1” by Paul J. Nahin
19. “The Road to Reality: A Complete Guide to the Laws of the Universe” by Roger Penrose
20. “A Mathematician’s Apology” by G.H. Hardy
21. “The Music of the Primes: Searching to Solve the Greatest Mystery in Mathematics” by Marcus du Sautoy
22. “The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography” by Simon Singh
23. “The Elements: A Visual Exploration of Every Known Atom in the Universe” by Theodore Gray
24. “A Beautiful Mind” by Sylvia Nasar
25. “The Man Who Loved Only Numbers: The Story of Paul Erdős and the Search for Mathematical Truth” by Paul Hoffman
26. “The Shape of Space: How to Visualize Surfaces and Three-Dimensional Manifolds” by Jeffrey R. Weeks
27. “The Drunkard’s Walk: How Randomness Rules Our Lives” by Leonard Mlodinow
28. “The Honors Class: Hilbert’s Problems and Their Solvers” by Benjamin Yandell
29. “The Art of Mathematics: Coffee Time in Memphis” by Béla Bollobás
30. “The Mathematical Universe: An Alphabetical Journey Through the Great Proofs, Problems, and Personalities” by William Dunham
31. “Genius at Play: The Curious Mind of John Horton Conway” by Siobhan Roberts
32. “Alex’s Adventures in Numberland” by Alex Bellos
33. “The Fractalist: Memoir of a Scientific Maverick” by Benoît B. Mandelbrot
34. “The Number Devil: A Mathematical Adventure” by Hans Magnus Enzensberger
35. “How to Bake Pi: An Edible Exploration of the Mathematics of Mathematics” by Eugenia Cheng
36. “The Mathematics of Love: Patterns, Proofs, and the Search for the Ultimate Equation” by Hannah Fry
37. “The Art of the Infinite: Our Lost Language of Numbers” by Robert Kaplan and Ellen Kaplan
38. “The Joy of Sets: Fundamentals of Contemporary Set Theory” by Keith Devlin
39. “Mathematicians: An Outer View of the Inner World” by Mariana Cook

This list comprises a diverse selection of math expository books covering various topics in mathematics, history, biographies, and recreational mathematics. Enjoy exploring these fascinating books!

Lady Luck; the theory of probability.

by Weaver, Warren

https://www.alibris.com/booksearch.detail?invid=17486338556&cart=1

https://en.wikipedia.org/wiki/Steven_Strogatz

edX (https://www.edx.org/): Similar to Coursera, edX offers online courses from universities and institutions worldwide. You can find courses on numerical methods, scientific computing, and computational mathematics offered by universities such as MIT, Harvard, and UC Berkeley.