Articles for December 2021

The inefficient astronomer

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Learning and relearning

We ponder an example of wasted time in science.

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Unnatural mathematics

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Horizontal and vertical

Learning math involves unlearning many obvious things.

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The problem problem

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A pursuit curve

Answering the problems you get in class is less difficult than posing them in the first place.

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Tilting at windmills

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The vanishing knight

Where did Don Quixote go?

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