Two-Octagons-into-One Dissection in Two Steps
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This Demonstration shows a variant of Freese's two-octagons-into-one dissection.
Contributed by: Izidor Hafner (March 2011)
Based on work by: Greg N. Frederickson
Open content licensed under CC BY-NC-SA
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G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge Univ. Press, 2002 p. 188.
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