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The design of the century |
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| Authors: | A D Forbes M J Grannell T S Griggs |
| Institution: | (1) Department of Pure Mathematics, The Open University, Walton Hall, Milton Keynes, MK7 6AA, UK |
| Abstract: | We construct a 2-chromatic Steiner system S(2, 4, 100) in which every block contains three points of one colour and one point of the other colour. The existence of such a design has been open for over 25 years. |
| Keywords: | Steiner system colouring 2-chromatic blocking set |
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