【单选题】【消耗次数:1】
求目标函数为极大的线性规划问题时,若全部非基变量的检验数≤O,且基变量中有人工变量0时该问题有?
无界解
无可行解
唯一最优解
无穷多最优解
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相关题目
【判断题】 用大M法求解线性规划问题时,当所有检验数均满足小于零,人工变量仍是基变量且取值不为零,则该线性规划问题无可行解
①  正确
②  错误
【判断题】 线性规划若有可行解,则必有基可行解;若有最优解,则必有基最优解,即在可行域的某顶点达到最优.
①  正确
②  错误
【判断题】 在最终单纯形表中,人工变量仍为基变量,且取值大于0,说明该问题有无界的最优解
①  正确
②  错误
【判断题】 若线性规划的原问题有无穷多个最优解,则其对偶问题也一定具有无穷多最优解
①  正确
②  错误
【判断题】 若线性规划问题有两个最优解,则它一定有无穷多个最优解
①  正确
②  错误
【判断题】 若线性规划无最优解则其可行域无界。()
①  正确
②  错误
【单选题】 若线性规划问题没有可行解,可行解集是空集,则此问题?
①  没有无穷多最优解
②  没有最优解
③  有无界解
④  有基本解
【判断题】 线性规划的最优解是可行解。()
①  正确
②  错误
【单选题】 线性规划问题有可行解,则?
①  必有基可行解
②  必有唯一最优解
③  无基可行解
④  无唯一最优解
【单选题】 线性规划最优解不唯一是指()。
①  可行解集合无界
②  存在某个检验数λk0且aik≤0(i=1,2,…,m)
③  可行解集合是空集
④  最优表中存在非基变量的检验数为零
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