摘要:
A1= b = >> >> >> A1 = [-2,-2,2,2,-2;1,-5,1,-3,-1;-1,2,-5,6,5;-1,2,1,0,-1] A1 = -2 -2 2 2 -2 1 -5 1 -3 -1 -1 2 -5 6 5 -1 2 1 0 -1 >> >> b = [-2;-1;2;0] 阅读全文
摘要:
>> >> >> A1 = [2,-2,2,6;2,-1,2,4;3,-1,4,4;1,1,-1,3] A1 = 2 -2 2 6 2 -1 2 4 3 -1 4 4 1 1 -1 3 >> >> b=[-16;-10;-11;-12] b = -16 -10 -11 -12 >> >> U0c = 阅读全文