Collection of functions for matrix differential calculus


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Documentation for package ‘matrixcalc’ version 1.0-1

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commutation.matrix Commutation matrix for m by n numeric matrices
duplication.matrix Duplication matrix for n by n matrices
elimination.matrix Elimination matrix for lower triangular matrices
frobenius.prod Frobenius innter product of matrices
hadamard.prod Hadamard product of two matrices
hilbert.matrix Hilbert matrices
inverse Inverse of a square matrix
is.numeric.matrix Determine if argument is a numeric matrix
is.positive.definite Test matrix for positive definiteness
is.square.matrix Test for square matrix
is.symmetric.matrix Test for symmetric numeric matrix
lower.triangle Lower triangle portion of a matrix
matrix.rank Rank of a square matrix
matrix.trace The trace 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
upper.triangle Upper triangle portion of a matrix
vandermonde.matrix Vandermonde matrix
vec Vectorize a matrix
vech Vectorize a matrix