By using the fixed point theory and a new three-solution theorems, the existence of multiple solutions of the boundary value problem was obtained.

通过利用不动点指数理论及一个新的三解定理，得到了边值问题多个正解的存在性。

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The efficacy coefficient method has been propounded on the basis of multiple objectives programming theory, assuming that the value and the index data are linearly dependent.

功效系数法是基于多目标规划原理提出来的，并假定功效分值和各指标数值呈线性关系。

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In this paper, we consider the existence of multiple positive solutions of discrete boundary value problem. The theory of fixed point index is used here to derive the existence theorem.

本文利用不动点指数理论得到离散边值问题多重正解的存在性。

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