1,符号变量的创建函数sym,syms 2.拉普拉斯变换和逆变换laplace transform and Inverse Laplace transform 函数:laplace 和ilaplace syms wn s t; fs = 1/s - 1/(s+wn)- wn/(s+wn)^2; ft = ilaplace(fs) 结果 ft = 1 - (t*wn)/exp(t*wn) - 1/exp(t*wn) |
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