3 citations · 3 across the 7 of their papers we have counts for
Showing 2015 · math.COShow all
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math.CO2015
Levi's Lemma, pseudolinear drawings of , and empty triangles
Alan Arroyo, Dan McQuillan, Bruce Richter +1
There are three main thrusts to this article: a new proof of Levi's Enlargement Lemma for pseudoline arrangements in the real projective plane; a new characterization of pseudoline…
math.CO2015
Bishellable drawings of
Bernardo M. Ábrego, Oswin Aichholzer, Silvia Fernández-Merchant +6
The Harary--Hill conjecture, still open after more than 50 years, asserts that the crossing number of the complete graph is $ H(n) = \frac 1 4 \left\lfloor\frac{\mathstrut n}…