IBB-EUT 发表于 2020-5-19 13:48 % X5 b" q7 r3 i6 w; K, dsetlmis([]);7 @0 S1 S- }1 |4 n, H4 \" ? P=lmivar(1,[3 1]); %定义3*3的对称矩阵P为决策变量; U9 U/ {# v. s8 S$ p! w lmiterm([-1 1 1 P],1,1); ...