Edge number critical triangle free graphs with low independence numbers
arXiv:1309.7874
Abstract
The structure of all triangle free graphs G = (V,E) with |E| - 6|V| + 13α(G) = 0 is determined, yielding an affirmative answer to a question of Stanisław Radziszowski and Donald Kreher.
arXiv commentLaTex, 24 pages