matrix calculus kronecker product and tensor prod
\] provided the matrix products \(AC\) and \(BD\) are defined. Transpose: \[ (A \otimes B)^T = A^T \otimes B^T \] Eigenvalues: If \(A\) has eigenvalues \(\{\lambda_i\}\) and \(B\) has eigenvalues \(\{\mu_j\}\)