Facebook Twitter Pinterest Whose round is it this time? Facebook Twitter Pinterest A close-up of the Brighton leg of the tour. Facebook Twitter Pinterest The Liverpool map with its red pins. As Cook says, the UK pub problem was used “as a means for developing and testing general-purpose optimisation methods, which have wide applications in science, industry and commerce”. He adds: “We did not set out to improve the lot of a wandering pub aficionado.”

Source: The Guardian October 21, 2016 14:06 UTC