1. Letters to the Editor

   Departments 29 April 2009 Pages: 4 - 4

2. Opinion

   • Walter Rudin

   Departments 29 April 2009 Pages: 6 - 7

3. Years ago

   • Karen V. H. Parshall

   Departments 29 April 2009 Pages: 8 - 11

4. The Story of 1, 2, 7, 42, 429, 7436, …

   • David P. Robbins

   Articles 29 April 2009 Pages: 12 - 19

5. The axiom of choice and calculus revision: A dialogue

   • Seymour Haber

   Articles 29 April 2009 Pages: 20 - 23

6. Dmitrii Egorov: Mathematics and religion in moscow

   • Charles E. Ford

   Articles 29 April 2009 Pages: 24 - 30

7. Mathematical entertainments

   • David Gale

   Departments 29 April 2009 Pages: 31 - 33

8. Information-Based complexity: New questions for mathematicians

   • J. F. Traub
   • H. Woźniakowski

   Articles 29 April 2009 Pages: 34 - 43

9. The mathematical tourist

   • Ian Stewart

   Departments 29 April 2009 Pages: 44 - 49

10. The cinderella career of projective geometry

    • Abe Shenitzer

    Articles 29 April 2009 Pages: 50 - 55

11. Huygens’ principle and hadamard’s conjecture

    • Paul Günther

    Articles 29 April 2009 Pages: 56 - 63

12. Catalan Numbers, Their Generalization, and Their Uses

    • Peter Hilton
    • Jean Pedersen

    Articles 29 April 2009 Pages: 64 - 75

13. Reviews

    • Chandler Davis

    Departments 29 April 2009 Pages: 76 - 79

14. Nineteenth-Century Analysis

    • Robin Wilson

    Departments 29 April 2009 Pages: 80 - 80