Collection of Functions for Matrix Calculations


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Documentation for package ‘matrixcalc’ version 1.0-6

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%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