【摘要】 本文绘出并证明了扩展线性规划ｍｉｎｚ＝　ｃｊ｜ｘｊ｜，（ｃｊ≥０），ｓ．ｔ．Ａｓ＝ｂ的基本可行解是最优解的充要条件．举例说明，条件　　　ｎ为充分条件而非必要条件．更多还原

【Abstract】 In this paper, we give and prove the sufficient and necessary condition that basic feasible solution is optimal solution in extending linear programming minz =■cj|xj|(cj≥0), s. t. Ax = b. Give an example to explain: the condition ■≥0,j=m+1,…,n is sufficient not necessary.更多还原