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Puzzle #3 in our 2020 Christmas puzzle series
Should you buy a Valentine’s day present?
For those of you tackling this dilemma, here's your answer...
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Behind today's door... A binary magic card trick!
Killing by numbers: the mathematics of warfare
A blast from the past. Modelling battle grounds from ancient Greece.
A counterintuitive result in the theory of traffic flow
Additional roads do not imply faster travel times!
100 years with the Sierpinski triangle
Three ways to obtain and generalise a beautiful fractal