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Question
一组数组，按顺序赋予矩阵，如何实现。
l=[1 2 3 4 5 6 7 8 9 10 11 12] Me=[156 22*l 54 -13*l;22*l 4*l^2 13*l -3*l^2;54 13*l 156 -22*l;-13*l -3*l^2 -22*l 4*l^2]*P*A*l/4...
3 years ago | 1 answer | 0
