Fiddler on the Proof
by Zach Wissner-GrossFiddler on the Proof
About the Substack
The place for mathematical puzzles and the puzzling community. Two new puzzles every Friday morning!
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- Two new puzzles every week
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- Access complete solutions for all puzzles
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- $80 a year
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About Zach Wissner-Gross
Former Puzzle Editor @FiveThirtyEight; Math VP @Amplify; Co-Founder @SchoolYourself
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