Articles
A snakes and ladders representation of stock prices and returns

 Published online by Cambridge University Press:
 23 January 2015, pp. 177185

 Article
 Export citation
Sums of squares of integers in arithmetic progression

 Published online by Cambridge University Press:
 23 January 2015, pp. 186196

 Article
 Export citation
A generalisation of the arbelos theorem of Archimedes

 Published online by Cambridge University Press:
 23 January 2015, pp. 197205

 Article
 Export citation
Finding a missing digit

 Published online by Cambridge University Press:
 23 January 2015, pp. 206212

 Article
 Export citation
Family planning

 Published online by Cambridge University Press:
 23 January 2015, pp. 213217

 Article
 Export citation
Fast formulas for slowly convergent alternating series

 Published online by Cambridge University Press:
 23 January 2015, pp. 218226

 Article
 Export citation
Triangles with one angle equal to 60 degrees

 Published online by Cambridge University Press:
 23 January 2015, pp. 227234

 Article
 Export citation
Some remarks about a formula of Charles Dodgson

 Published online by Cambridge University Press:
 23 January 2015, pp. 235239

 Article
 Export citation
Law of cosines generalised for any polygon and any polyhedron

 Published online by Cambridge University Press:
 23 January 2015, pp. 240243

 Article
 Export citation
Finding Carmichael numbers

 Published online by Cambridge University Press:
 23 January 2015, pp. 244255

 Article
 Export citation
Matter for debate
Is trigonometry the preserve of the mathematical élite?

 Published online by Cambridge University Press:
 23 January 2015, pp. 256261

 Article
 Export citation
Notes
95.21 A property of odd terms of a generalised Fibonacci sequence

 Published online by Cambridge University Press:
 23 January 2015, pp. 262264

 Article
 Export citation
95.22 Benford's law and π

 Published online by Cambridge University Press:
 23 January 2015, pp. 264266

 Article
 Export citation
95.23 Twin primes and a primality test by indivisibility

 Published online by Cambridge University Press:
 23 January 2015, pp. 266269

 Article
 Export citation
95.24 Fermat's method of “descente infinie”

 Published online by Cambridge University Press:
 23 January 2015, pp. 269271

 Article
 Export citation
95.25 Goldbach variations

 Published online by Cambridge University Press:
 23 January 2015, pp. 271273

 Article
 Export citation
Notes 95.21 to 95.48
95.26 Nice cubics

 Published online by Cambridge University Press:
 23 January 2015, pp. 273279

 Article
 Export citation
Notes
95.27 Symmetric rational expressions in polynomial sequences

 Published online by Cambridge University Press:
 23 January 2015, pp. 279284

 Article
 Export citation
95.28 Powers of magic matrices

 Published online by Cambridge University Press:
 23 January 2015, pp. 284292

 Article
 Export citation
95.29 The order of elements in SL (2, p)

 Published online by Cambridge University Press:
 23 January 2015, pp. 292300

 Article
 Export citation