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A timely reference work in the light of the rise of Wikileaks, GCHQ and recent political hacking activity.
Codes win wars, conceal state secrets, protect ...
Birds do it, bees do it, even educated fleas do it... Not falling in love, but counting. Animals and humans have been using numbers to ...
Among the many constants that appear in mathematics, ?, e, and i are the most familiar. Following closely behind is ?,, or gamma, a constant that arises ...
Elements of Mathematics takes readers on a fascinating tour that begins in elementary mathematics--but, as John Stillwell shows, this subject is not as elementary or ...
Legend has it that the first magic square, where all lines and diagonals add up to the same figure, was revealed more than 2,000 ...
A high school course in geometry - and, of course, some enthusiasm for the subject - are the only prerequisites for this recreational math book. Most chapters ...