Comments on: Blue Eyed Islanders. (A Logic Puzzle) http://daniellefong.com/2008/02/10/blue-eyed-islanders-a-logic-puzzl/ a wick for ideas Tue, 03 Apr 2012 02:54:47 +0000 hourly 1 http://wordpress.com/ By: Danielle Fong http://daniellefong.com/2008/02/10/blue-eyed-islanders-a-logic-puzzl/#comment-119 Fri, 27 Jun 2008 08:00:37 +0000 http://einfall.wordpress.com/?p=19#comment-119 Certainly. However, I think this is accounted for here: “thus, each resident can (and does) see the eye colors of all other residents.”

]]> By: Patrick http://daniellefong.com/2008/02/10/blue-eyed-islanders-a-logic-puzzl/#comment-118 Fri, 27 Jun 2008 07:56:57 +0000 http://einfall.wordpress.com/?p=19#comment-118 Don’t we need to state that all islanders know the total number of observable blue-eyed islanders? If any blue-eyed islander remains willfully ignorant of this, they save themselves. Realizing this, everyone hedges and nobody counts.

Maybe make it an island of OCD eyelanders….

]]> By: Danielle Fong http://daniellefong.com/2008/02/10/blue-eyed-islanders-a-logic-puzzl/#comment-24 Wed, 13 Feb 2008 02:54:42 +0000 http://einfall.wordpress.com/?p=19#comment-24 Oh; I see. He’s updated the thing. Apparently the subtlety I found was unintended. Ah well.

]]> By: ...and so forth. http://daniellefong.com/2008/02/10/blue-eyed-islanders-a-logic-puzzl/#comment-16 Sun, 10 Feb 2008 20:50:02 +0000 http://einfall.wordpress.com/?p=19#comment-16 Bugger; I’ve just noticed Terry Tao’s update which makes my life up until this moment moot.

]]> By: ...and so forth. http://daniellefong.com/2008/02/10/blue-eyed-islanders-a-logic-puzzl/#comment-15 Sun, 10 Feb 2008 20:26:29 +0000 http://einfall.wordpress.com/?p=19#comment-15 Terry Tao’s problem statement currently reads: (and they all know that they all know that each other is highly logical and devout, and so forth.) I take that to mean everyone knows that everyone knows that everyone is logical and devout. So Alice knows Bert knows Cecil is logical and devout.

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