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Question
矩阵与变量得到的矩阵存在小幅度差异？是计算错误吗？
如题： a = [5.1 2.1 7.4;3.7 7.7 1.64]; h = 5; ww = h*a*(a'); yy = a*a'*h; aa = max(max(ww-yy)); aa= 2.842170943040401e-14
3 years ago | 0 answers | 0
