The Kissing Number in Four Dimensions


The kissing number τn is the maximal number of equal size nonoverlapping spheres in n dimensions that can touch another sphere of the same size. The number τ3 was the subject of a famous discussion between Isaac Newton and David Gregory in 1694. The Delsarte method gives an estimate τ4 ≤ 25. In this paper we present an extension of the Delsarte method and… (More)


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@inproceedings{Musin2003TheKN, title={The Kissing Number in Four Dimensions}, author={Oleg R. Musin}, year={2003} }