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设某物质有m个产地,n个销地,如果以 aij 表示由第 i 个产地销往第 j 个销地的数量,则这类物质的调运方案,可用一个数表表示如下-M has established a substance of origin, n sell, if in order to express AIJ i个origin from the first sold to the first j months of quantity sold, then the transport of such substances program, a number of tables that can be used as follows
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矩阵理论.ppt