## Articles

**Chris Sangwin**and

**Chris Budd**tell us about a different kind of sundial, the analemmatic design, where you can use your own shadow to tell the time.

**John H. Webb**explains.

**Janna Levin**tells us more.

**Robert Hunt**concludes our Origins of Proof series by asking what a proof really

*is*, and how we know that we've actually found one. One for the philosophers to ponder...

**Kona Macphee**examines the prefix property, one of the important features of a good code.

**Kevin Jones**investigates the links between music and mathematics, throwing in limericks, Fibonacci and Scott Joplin along the way.

*Plus*is proud to present an extended version of his winning entry for the THES/OUP 1999 Science Writing Prize.

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