Archive for November, 2007

Monday, November 12th, 2007

The Reasons Politicians Give…

All politicians have three reasons for doing anything. A politically correct, official, on-message reason for public consumption. A credible, honest-sounding, unofficial reason for off the record briefings. The real reason. The only way to work out the real reason is to ignore what they say and watch what they do.

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Saturday, November 3rd, 2007

Blue Eyes: the “Hardest Logic Puzzle in the World” — the Solution

Previous posts have given the rules for the puzzle and explained why traditional solutions fall down. The following is a complete solution. I suggest you don’t look until you have tried to solve the puzzle for yourself.

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Friday, November 2nd, 2007

Blue Eyes: The “Hardest Logic Puzzle in the World” — not the solution

There is a commonly given solution to this puzzle that depends on induction, but incorrectly in my view. Here’s why.

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Thursday, November 1st, 2007

Blue Eyes: The “Hardest Logic Puzzle in the World”

The following logic puzzle is copied verbatim from a particular Web site. I haven’t given a link, and I suggest you give it a try before Googling.

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