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added 199 characters in body

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edited Jul 5, 2013 at 0:11

Joseph O'Rourke

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Your poset is either the same or closely related to the one in http://www.fh-bingen.de/fileadmin/user_upload/Lehrende/Winkel_Rudolf/06.pdf, which is a lattice.

Example 1.8
_{(Figure added by J.O'Rourke.)}

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created Jul 4, 2013 at 23:20

Benjamin Steinberg

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Your poset is either the same or closely related to the one in http://www.fh-bingen.de/fileadmin/user_upload/Lehrende/Winkel_Rudolf/06.pdf which is a lattice.