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The Mathematical Gazette November 2007

Return to the Periodicals indexThe Mathematical Gazette

CONTENTS
Editorial   385
Articles
Simplicity and Surprise in School Mathematics

Doug French

Presidential Address 2007

387
Leonhard Euler (1707-1783) Graham Hoare 406
Intriguing integrals: an Euler-inspired odyssey Nick Lord 415
Euler and combinatorics Ian Anderson 428
Euler and triangle geometry Geoff Smith and Gerry Leversha 436
Euler's contribution to number theory Peter Shiu 453
Further forays into dimensions Douglas Quadling 462
Man versus Computer Stan Dolan 469
On the Diophantine equation Clotilde Luz Clifton-Everest 481
Magic letter groups Mike Pearson and Ian Short 493
‘Catch-up' numbers Martin Griffiths 500
 
Notes 91.58 to 91.71
An unusual proof that divides using hyperbolic functions Thomas J. Osler and Adam Hilburn 510
Elementary bounds for the prime Des MacHale 512
Solving cubics by solving triangles Douglas W. Mitchell 514
Running a divergent numerical algorithm backwards ˜ application to the solution of
non-linear equations
Stuart Simons 517
From immersion heaters to buoys Prithwijit De and Des MacHale 519
An optimal inequality Zhiqin Lu 521
A touch of heuristics Des MacHale 523
A question of balance: an application of centroids Michael de Villiers 525
Steiner-Lehmus, revisited Roy Barbara 528
Yet another Kiepert point J. A. Scott 529
Bridging parallelograms of equal area J. A. Scott 530
Can you ‘bend' a truncated octahedron? Philip W. Kuchel 533
An elementary proof of Pick's theorem J. Trainin 536
Deleting blocks of names from a list Martin Griffiths 540
     
Teaching Notes    
Teaching integration Michael D. Hirschhorn 547
Vector addition in the 21st century Des MacHale 547
Are even numbers more common than odd numbers? Jeremy D. King 549
Golden bounds for the roots of quadratic equations Nick Lord 549
     
Feedback   550
Correspondence   560
Problem Corner Nick Lord 561
Student Problems Tim Cross 566
Reviews   569
Acknowledgements    
 
© The Mathematical Association 2007