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Rob PrattDecember 14, 2015 0

Solving the British Spy Agency's Christmas Puzzle

The British spy agency GCHQ recently posted a grid-shading puzzle that the director sent out in his Christmas cards this year. The puzzle, shown here, is known as a nonogram and by various other names, including Paint by Numbers and FigurePic: Each cell is to be colored black or white,

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Ed HughesSeptember 4, 2015 0

SAS/OR 14.1: Improvements and New Features

SAS/OR 14.1, which became available on July 14, delivers a number of new and enhanced features in optimization and simulation. These changes are designed to make SAS/OR even easier to use and to enable you to model and solve larger, more complex problems more efficiently. If you're using SAS/OR now,

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Ed HughesMay 20, 2015 0

Dinner with a side order of optimization

Good Old Country-Style Optimization In an odd way, Imre Polik's recent post, How to solve puzzles? Peg solitaire with optimization, reminded me of one more reason why I like to eat at Cracker Barrel, an American chain of country-style restaurants.

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