1. Memories with Marjorie: A Historian’s Appreciation

   • David E. Rowe

   Announcement 15 March 2021 Pages: 1 - 4

   

2. Passing the Editorship

   • Chandler Davis

   Announcement 15 March 2021 Pages: 5 - 6

3. Mister Mary Somerville: Husband and Secretary

   • Brigitte Stenhouse

   Article Open access 03 August 2020 Pages: 7 - 18

   

4. Which Is Greater?

   • Peter R. Mercer

   After-Math 18 November 2020 Pages: 19 - 19

   

5. Polar Bear or Penguin? Musings on Earth Cartography and Chebyshev Nets

   • Boris Khesin
   • Serge Tabachnikov

   Mathematical Gems and Curiosities 19 October 2020 Pages: 20 - 24

   

6. Dynamical Systems, Celestial Mechanics, and Music: Pythagoras Revisited

   • Julyan H. E. Cartwright
   • Diego L. González
   • Oreste Piro

   Article 23 November 2020 Pages: 25 - 39

   

7. Hyperbolic 3-Manifolds Boot Camp

   • Colin Adams

   Mathematically Bent 18 August 2020 Pages: 40 - 41

8. Von Neumann Explains His Game Theory to Gödel, September 1940

   • Jan von Plato

   Note Open access 19 December 2020 Pages: 42 - 44

9. The Impact of Emigration on Slovak Mathematics: The Case of the Bratislava Graph Theory Seminar

   • Robert Jajcay
   • Milan Lekár

   Mathematical Communities 04 September 2020 Pages: 45 - 53

   

10. Food for Thought?

    • Lisa Fine
    • Stan Wagon

    OriginalPaper 27 October 2020 Pages: 54 - 54

    

11. Knotted Portals in Virtual Reality

    • Moritz L. Sümmermann

    Article Open access 15 February 2021 Pages: 55 - 63

    

12. Johannes Kepler in Ulm Revisited: New Aspects of Old Known Facts—

    • Hans-Joachim Albinus
    • Detlef Suckrau

    The Mathematical Tourist 25 February 2021 Pages: 64 - 77

    

13. Big Math and the One-Brain Barrier: The Tetrapod Model of Mathematical Knowledge

    • Jacques Carette
    • William M. Farmer
    • Florian Rabe

    Viewpoint Open access 27 October 2020 Pages: 78 - 87

    

14. On the Pleasures and Pitfalls of Mathematical Storytelling: Conversations with Constance Reid

    • David E. Rowe

    Years Ago 20 April 2020 Pages: 88 - 96

    

15. God Whispered to Cantor

    • Josh Hiller

    Poem or Fiction 05 January 2021 Pages: 97 - 97

16. Art for One

    • Jim Henle

    For our Mathematical Pleasure 03 January 2021 Pages: 98 - 103

    

17. Factor!al Countdown

    • Lawrence M. Lesser

    Poem 21 October 2020 Pages: 104 - 104

18. Statistical Analysis of the International Mathematical Olympiad

    • Arthur Berg

    Article 20 October 2020 Pages: 105 - 112

    

19. Addicted to Proof

    • Peter Shor

    Poem 19 October 2020 Pages: 113 - 113

20. Prime Suspects by Andrew Granville, Jennifer Granville, and Robert J. Lewis

    • Marco Abate

    Book Review 05 August 2020 Pages: 115 - 116

21. Pythagoras’ LegacyEdited by Marcel Danesi

    • Andrew J. Simoson

    Book Review 12 October 2020 Pages: 117 - 119

    

22. Foolproof, and Other Mathematical Meditations by Brian Hayes

    • Colin Beveridge

    Book Review 19 November 2020 Pages: 120 - 122

23. A Brain for Numbers: The Biology of the Number Instinct by Andreas Nieder

    • Larry R. Vandervert

    Book Review 14 October 2020 Pages: 123 - 127

24. Number Theory Revealed: An Introduction by Andrew Granville

    • Marco Abate

    Book Review Open access 23 October 2020 Pages: 128 - 129

25. Computing: More Recent Developments

    • Robin Wilson
    • Martin Campbell-Kelly

    Stamp Corner 19 October 2020 Pages: 130 - 130