Can you solve it? Dogs in pursuit
by Alex Bellos from Science | The Guardian on (#4GCKF)
A quick mental run-around
UPDATE: The solution can now be read by clicking here.
Today's problem is a classic puzzle and an excuse to post this picture of Melbourne's annual sausage dog race, the Running of the Wieners.
Four dogs are in four corners of a square of side length 1. Each dog starts running towards the dog immediately anti-clockwise to it. The dogs start at the same time, they all run at the same speed, and at every moment each dog is running directly towards the neighbouring dog.
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