This Space Blank

I’ve had no time for writing, so no post today. But if you’d like a little more insight into yesterday’s Surprise Quiz Paradox and related matters, have a look here, here, and here.

The great Martin Gardner (if you don’t know about him, you should) wrote a book long ago called The Unexpected Hanging and Other Mathematical Diversions, and I am now so vexed by this puzzle that I think I will have to get a copy and read it.

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