Found in 4 comments on Hacker News
taeric · 2016-09-28
· Original
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There are full books on these called "Proofs Without Words". On my wishlist. :) https://amazon.com/dp/0883857006
jgg · 2010-07-01
· Original
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If you like this sort of thing, definitely check out this book: http://www.amazon.com/Proofs-without-Words-Exercises-Classro...
screwperman · 2009-07-25
· Original
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If you like this, you'll love the book Proofs without Words: Exercises in Visual Thinking: http://www.amazon.com/Proofs-without-Words-Exercises-Classro...
Nate · 2007-10-10
· Original
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If you really like visual mathematics, then there is a book called "Proofs without words":
http://www.amazon.com/Proofs-without-Words-Exercises-Classro...
