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The Haemers partial geometry and the Steiner system S(5, 8, 24)
Authors:Robert Calderbank  David B Wales
Institution:Mathematics and Statistics Research Centre, Bell Laboratories, Murray Hill, NJ 07974, USA;Mathematics Department, California Institute of Technology, Pasadena, CA 91125, USA
Abstract:Haemers has constructed a partial geometry with parameters s = 4, t = 17, and α = 2, using properties of the Hoffman-Singleton graph. We describe this geometry in terms of the Steiner system S(5, 8, 24).
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