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Lindgren's Dissection of One Decagram {10/3} into Two Pentagrams {5/2}
This Demonstration shows Lindgren's dissection of one decagram {10/3} into two pentagrams {5/2}.


The notation means join every vertex of a regular -gon.
G. N. Frederickson, Dissections: Plane & Fancy, New York: Cambridge Univ. Press, 2002 p. 173.


"Lindgren's Dissection of One Decagram {10/3} into Two Pentagrams {5/2}" from The Wolfram Demonstrations Project
 http://demonstrations.wolfram.com/LindgrensDissectionOfOneDecagram103IntoTwoPentagrams52/
Contributed by: Izidor Hafner
Based on work by: Greg N. Frederickson
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