請打救:
A is an invertible square matrix, A’A = AA’ = I, A’ is the transpose of A.
B =A^(-1)A’, A^(-1) is the inverse of A, det A is not equal to det B.
Show det(A+B)=0.
Anonymous 寫到:請打救:
A is an invertible square matrix, A’A = AA’ = I, A’ is the transpose of A.
B =A^(-1)A’, A^(-1) is the inverse of A, det A is not equal to det B.
Show det(A+B)=0.