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拉丁方是组合数学中的一个重要课题,在试验设计中有着重要的应用。本文证明了拉丁方的非奇异性,同时给出了它的行列式的计算公式。
Latin square is an important topic in combinatorial mathematics, and has an important application in experimental design. This paper proves the nonsingularity of Latin square and gives the formula of its determinant.