matlab求矩阵方程组的解
时间: 2023-11-03 16:52:30 浏览: 185
要在Matlab中求解矩阵方程组的解,可以使用控制系统工具箱中的lyap函数或are函数。lyap函数用于求解广义的Lyapunov方程,调用格式为:X = lyap(A,B,C)。其中,A为nxn矩阵,B为mxm矩阵,C为nxm矩阵。这个函数可以直接求解Lyapunov方程。而are函数用于求解Riccati方程,调用格式为:X = are(A, B, C)。Riccati方程是一类很著名的二次型矩阵方程式,其一般形式为: A*X - X*A - X*B*X + C = 0。are函数可以解决含有未知矩阵X的二次项的Riccati方程。根据方程的形式和所需求解的方程类型,选择合适的函数进行求解即可。
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