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Article

Editorial

  • New Millennium, New Name and New Look
  • How to lie with statistics
  • World maths year 2000
  • Network capacity problem - issue 3 revisited
Article

In space, do all roads lead to home?

Is the Universe finite, with an edge, or infinite, with no edges? Or is it even stranger: finite but with no edges? It sounds far-fetched but the mathematical theory of topology makes it possible, and nobody yet knows the truth. Janna Levin tells us more.
Article

Codes, computers and trees

Underlying our vast global telecommunications networks are codes: formal schemes for representing information in machine-readable and transmissible formats. Kona Macphee examines the prefix property, one of the important features of a good code.