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次模函数
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次模函数
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理学
次模函数
释
submodular function
次模函数
设是有限集,的所有子集构成的集合为,设是定义在上的实值函数,如果对于的任意两个子集和,都有,则称为次模函数。
Mathematics
>组合数学、组合设计与图论>图论>释义
submodular function
次模函数
submodular function
次模函数
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