Linear Algebra Commands balance Returns a matrix with rows and columns of roughly equal magnitude. chol Cholesky decomposition. cond Compute the condition number of a matrix. conj Return the complex conjugate. conv Convolution of two vectors. conv2 Compute 2D convolution. cross Vector cross product. det Compute the matrix determinant. dot Vector dot product. eig Eigen decomposition. expm Compute the matrix exponential. inv Compute the inverse matrix. ishermitian Hermitian matrix test. issymmetric Symmetric matrix test. kron Kronecker matrix product. linsolve Solve a linear system of equations. lu LU decomposition. norm Compute matrix and vector norms. pinv Compute the matrix pseudo-inverse. qr QR decomposition. rank Compute the rank of matrix A. rcond Compute the 1-norm estimate of the reciprocal condition number. schur Schur decomposition. svd Singular value decomposition. trace Compute the trace of a matrix, the sum of the diagonal elements. transpose Matrix transpose. tril Returns a lower triangular matrix. triu Returns a upper triangular matrix.