数组转换矩阵: A = mat(s[]) 矩阵转换数组: s[]= A.getA() 举例:
s=[[4,2],[3,2],[3,1]] A =mat(s) A matrix([[4, 2], [3, 2], [3, 1]]) ss = A.getA() ss array([[4, 2], [3, 2], [3, 1]])