充分必要条件也即充要条件,意思是说,如果能从命题p推出命题q,而且也能从命题q推出命题p,则称p是q的充分必要条件,且q也是p的充分必要条件。 如果有事物情况A,则必然有事物情况B;如果有事物情况B,则必然有事物情况A,那么B就是A的充分必要条件 ( 简称:充要条件 ),反之亦然。
...充分必要条件;时间复杂度;多项式时间算法 [gap=507]keywords:linear programming; optimal solution set; necessary and sufficient condition; time complexity; polynomial algorithm ..
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"充分必要条件"(Sufficient and Necessary Condition)是指描述一定语言符号所指概念范畴所必需的集合特征.
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充分必要条件假言命题 hypothetical proposition of necessary and sufficient condition
充分必要条件假言推理 hypothetical inference under necessary and sufficient conditions
充分必要条件(充要条件) necessary and full condition; (又作) necessary and sufficient condition
充分必要条件假言命题的负命题 negative hypothetical proposition of necessary and sufficient conditions
必要充分的条件 necessary and sufficient conditions
这是一个重要的前提,也是充分必要条件。
It is the main precondition. It is both sufficient and prerequisite condition.
结果经过研究得出了框架冗余的充分必要条件。
Results Necessary and sufficient conditions for a frame to be redundant are given.
给出了其在矩形区域上局部能达和局部能控的充分必要条件。
The sufficient and necessary conditions for local reachability and local controllability in the rectangle are presented.
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