第三节研究了一类非线性分式双层规划问题(NFBP)。

A certain nonlinear fractional bilevel programming problem (NFBP) is studied in section 3.

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最后，通过数值实验表明，本文提出的算法对该类线性分式双层规划问题比较有效。

Finally, numerical experiments are made and the results show that the proposed algorithms in this paper for a class of linear fractional programming problem are very effective.

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文章将供应商、经销商追求利益最大化目标与用户需求的相互作用表述为一个双层规划问题。

This paper a bilevel programming problem which assumes that the interaction between suppliers and distributors will be pursued to maximize the objectives and the user needs.

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