基于模糊集理论与容差法思想 ，研究了具有模糊客户需求与多工艺约束的批量生产计划问题 ，采用遗传算法寻找优化的计划方案 。
The lot sizing problem with fuzzy customer demands and multi technological constraints was studied by taking advantage of the fuzzy set theory and the idea of tolerance.
根据窄量化约束集(NQCS)理论，利用量化误差的统计特性，提出了一种改进量化约束集(AQCS)。
An adaptive quantization constrain set (AQCS) was proposed by using statistical property of quantization errors based on theory of projection onto the Narrow quantization constrain set (NQCS).
在一定的条件下，得到了概率约束规划逼近最优解集的稳定性和最优值的连续性，从而对近似求解这类问题提供了某种理论依据。
The stability of approximate optimal solutions sets and the continuity of optimal values of probabilistic constrained programs are obtained under some conditions.
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