| %s% | Direct sum of two arrays |
| commutation.matrix | Commutation matrix for r by c numeric matrices |
| creation.matrix | Creation Matrix |
| D.matrix | Duplication matrix |
| direct.prod | Direct prod of two arrays |
| direct.sum | Direct sum of two arrays |
| duplication.matrix | Duplication matrix for n by n matrices |
| E.matrices | List of E Matrices |
| elimination.matrix | Elimination matrix for lower triangular matrices |
| entrywise.norm | Compute the entrywise norm of a matrix |
| fibonacci.matrix | Fibonacci Matrix |
| frobenius.matrix | Frobenius Matrix |
| frobenius.norm | Compute the Frobenius norm of a matrix |
| frobenius.prod | Frobenius innter product of matrices |
| H.matrices | List of H Matrices |
| hadamard.prod | Hadamard product of two matrices |
| hankel.matrix | Hankel Matrix |
| hilbert.matrix | Hilbert matrices |
| hilbert.schmidt.norm | Compute the Hilbert-Schmidt norm of a matrix |
| inf.norm | Compute the infinitity norm of a matrix |
| is.diagonal.matrix | Test for diagonal square matrix |
| is.idempotent.matrix | Test for idempotent square matrix |
| is.indefinite | Test matrix for positive indefiniteness |
| is.negative.definite | Test matrix for negative definiteness |
| is.negative.semi.definite | Test matrix for negative semi definiteness |
| is.non.singular.matrix | Test if matrix is non-singular |
| is.positive.definite | Test matrix for positive definiteness |
| is.positive.semi.definite | Test matrix for positive semi-definiteness |
| is.singular.matrix | Test for singular square matrix |
| is.skew.symmetric.matrix | Test for a skew-symmetric matrix |
| is.square.matrix | Test for square matrix |
| is.symmetric.matrix | Test for symmetric numeric matrix |
| K.matrix | K Matrix |
| L.matrix | Construct L Matrix |
| lower.triangle | Lower triangle portion of a matrix |
| lu.decomposition | LU Decomposition of Square Matrix |
| matrix.inverse | Inverse of a square matrix |
| matrix.power | Matrix Raised to a Power |
| matrix.rank | Rank of a square matrix |
| matrix.trace | The trace of a matrix |
| maximum.norm | Maximum norm of matrix |
| N.matrix | Construct N Matrix |
| one.norm | Compute the one norm of a matrix |
| pascal.matrix | Pascal matrix |
| set.submatrix | Store matrix inside another matrix |
| shift.down | Shift matrix m rows down |
| shift.left | Shift a matrix n columns to the left |
| shift.right | Shift matrix n columns to the right |
| shift.up | Shift matrix m rows up |
| spectral.norm | Spectral norm of matrix |
| stirling.matrix | Stirling Matrix |
| svd.inverse | SVD Inverse of a square matrix |
| symmetric.pascal.matrix | Symmetric Pascal matrix |
| T.matrices | List of T Matrices |
| toeplitz.matrix | Toeplitz Matrix |
| u.vectors | u vectors of an identity matrix |
| upper.triangle | Upper triangle portion of a matrix |
| vandermonde.matrix | Vandermonde matrix |
| vec | Vectorize a matrix |
| vech | Vectorize a matrix |