EXISTENCE OF INDECOMPOSABLE AND SIMPLE BLOCK DESIGN B(5,4;v) |
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Authors: | Ding Changmin and Shen Hao |
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Institution: | Department of Applied Mathematics, Shanghai Jiao Tong University, Shanghai 200030, China. and Department of Applied Mathematics, Shanghai Jiao Tong University, Shanghai 200031, China. |
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Abstract: | It is proved that there exists an indecomposable and simple block design B(5,4;v) if and only if v = 0 or l(mod5) and v \geq 6. |
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Keywords: | |
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