A Mysterious Math Doodle

Mathematicians gossip too. Part of the letter John Herschel wrote to Charles Babbage contains a little puzzle no one figured out:

Draw some triangles

Try this. With 3 straight lines, construct 9 non-overlapping triangles on an alphabet M. This appears in The Simpsons’s 26th season finale “Mathlete’s Feat”! Can you do [...]

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