The Public Paperfolding History Project

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Mathematical Paperfolding Puzzles
 
This page attempts to record what is known about the origin and history of Mathematical Paperfolding Puzzles ie paper folding puzzles which can only be solved using mathematics rather than by trial and error manipulation. Please contact me if you know any of this information is incorrect or if you have any other information that should be added. Thank you.

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1933

As far as I know a puzzle of this kind first appears in 'Diversions and Pastimes' by R M Abraham, which was first published by Constable and Constable in London in 1933.

The challenge is to find the length of the edge of a square which would be of the same area as the starting rectangle.

Solution

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