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This Demonstration shows a pentagon-to-near-square dissection.
Contributed by: Izidor Hafner (May 2012)
Open content licensed under CC BY-NC-SA
The dissection was derived by Lindgren (1953) while analyzing comments by Dudeney (1917).
 G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge University Press, 2002 pp. 275–276.
Wolfram Demonstrations Project
Published: May 9 2012