Mathematics – Combinatorics
Scientific paper
2008-04-08
Mathematics
Combinatorics
4 pages, 1 figure
Scientific paper
We give two configurations of seven points in the plane, no three points in a
line, no four points on a circle with pairwise integral distances. This answers
a famous question of Paul Erd\H{o}s.
Kreisel Tobias
Kurz Sascha
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