最小公倍数法
最小公倍数法-
工程经济给出寿命期不等的互斥方案求解的多种解法，如最小公倍数寿命法、无穷大寿命法、研究期法、净年值法等，但对上述诸种方法之间的关系缺乏系统研究。
There are several solutions for exclusive projects in engineering economics , taking minimum common multiple lifetime method , infinite lifetime method , research period method and net annual value method as examples . There are no systematic researches for these solutions mentioned above .
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多个整数的最小公倍数的矩阵求法
The matrix method for the least common multiple of integers