1. Letter to the Editors

   • A. S. Landsberg

   Letter to the Editors 25 November 2008 Pages: 1 - 1

2. Erroneous Euler and Venn Diagrams

   • A. W. F. Edwards

   Note 19 March 2009 Pages: 2 - 4

3. An Arm Trick for Unarmed Performers

   • Július Korbaš

   Note 07 February 2009 Pages: 5 - 6

4. Curiosum

   • Robert J. MacG. Dawson

   Note 13 February 2009 Pages: 7 - 7

5. Desperately Seeking Mathematical Proof

   • Melvyn B. Nathanson

   Viewpoint 15 April 2009 Pages: 8 - 10

6. Kronecker’s Algorithmic Mathematics

   • Harold M. Edwards

   Viewpoint 14 March 2009 Pages: 11 - 14

7. An Analysis of Nonpositional Numeral Systems

   • Christopher Hollings

   Article 03 April 2009 Pages: 15 - 23

8. Really Good Answer

   • Michael Kleber

   Mathematical Entertainments 06 March 2009 Pages: 24 - 26

9. A Look Back at Hermann Minkowski’s Cologne Lecture “Raum und Zeit”

   • David E. Rowe

   Years Ago 26 March 2009 Pages: 27 - 39

10. Teaching the Kepler Laws for Freshmen

    • Maris van Haandel
    • Gert Heckman

    OriginalPaper Open access 05 March 2009 Pages: 40 - 44

11. Orbital Anomalies

    • Florin Diacu

    OriginalPaper 14 February 2009 Pages: 45 - 49

12. Right Triangle

    • Li C. Tien

    OriginalPaper 31 March 2009 Pages: 50 - 50

13. The Lord of the Rings Part I: The NSF Fellowship of the Rings

    • Colin Adams

    Mathematically Bent 02 April 2009 Pages: 51 - 53

14. Mathematics in The Marches, Italy

    • Kim Williams

    The Mathematical Tourist 12 December 2008 Pages: 54 - 56

15. What Is It?

    • Robert J. MacG. Dawson

    Note 12 February 2009 Pages: 57 - 58

16. Think Around the Box

    • Mike Krebs

    Puzzle 01 April 2009 Pages: 59 - 60

17. L’Équation de Kolmogoroff. Vie et mort de Wolfgang Doeblin, un gÉnie dans la tourmente by Marc Petit

    • Bernard Bru

    Reviews 26 March 2009 Pages: 61 - 65

18. Guesstimationby Lawrence Weinstein, and John A. Adam

    • Marion Deutsche Cohen

    Review 18 March 2009 Pages: 66 - 67

19. The Indian Clerk by David Leavitt

    • Tom Petsinis

    Review 24 March 2009 Pages: 68 - 69

20. Les déchiffreurs. Voyage en mathématiques The Unravelers. Mathematical Snapshots by Jean-François Dars, Annick Lesnes, and Anne Papillault; English edition translated by Vivienne Méla

    • Jean-Michel Kantor

    Review 04 April 2009 Pages: 70 - 71

21. Italian Mathematics Between the Two World Wars by Angelo Guerraggio and Pietro Nastasi

    • David Wilkins

    Review 06 March 2009 Pages: 72 - 75

22. Impossible? Surprising Solutions to Counterintuitive Conundrums by Julian Havil

    • John J. Watkins

    Review 05 March 2009 Pages: 76 - 77

23. Chases and Escapes. The Mathematics of Pursuit and Evasion by Paul J. Nahin

    • Serge Tabachnikov

    Review 31 March 2009 Pages: 78 - 79

24. The Philamath’s Alphabet−WXYZ

    Stamp Corner 10 February 2009 Pages: 80 - 80