Mathematician's Scrapbook

For over 40 years, William Dunham has been a professor, an author, and a frequent speaker on mathematics history.  Until his retirement, he was the Truman Koehler Professor of Mathematics at Muhlenberg College, and he has held visiting positions at Harvard, Princeton, Penn, and Cornell.  He is now a Research Associate in Mathematics at Bryn Mawr College.Over his career, Dunham authored four books and edited two others.  All were aimed at broad mathematical audiences.  These volumes, collectively, have appeared in 16 international translations.

• Preface.- Simple Things.- The Infinitude of Primes: Euclid, Ersatz, and Erdos.- On the Twin Prime Conjecture.- On the Twin Composite Conjecture.- A Prime Family Resemblance.- Once More, Into the Primes.- Your Humble Servant Is, Newton.- Newton's (Original) Method.- The First Great Max/Min Problem.- The Roots of All Evil.- What's Your Sign.- The Square Root of Two and a Shaggy-Log Story.- A Ramanujan Morsel. The Biblical Value of Pi, or Not.- The Power of the Powers of Three.- The Demonic Harmonic Series.- Euler Sums a Series.- The Math Matriarchs of Bryn Mawr.- The Triangle Inequality in Euclid.- Isosceleast Triangles.- My Favorite Proof of Morely's Theorem (as of this morning).- Euclid, Euler, and the Regular Solids.- The Magic of Commutativity.- Wondrous Formulae.- Proving is Believing.- Mathematics and the Humanities.- References.