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Matrix (version 0.95-6)

A Matrix package for R

Description

Classes and methods for numerical linear algebra using Lapack, LDL, and Metis.

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Version

Install

install.packages('Matrix')

Monthly Downloads

118,373

Version

0.95-6

License

GPL version 2 or later. This R package includes code from the LDL and Metis packages, which are covered by separate copyrights. See the file Copyrights for details.

Maintainer

Douglas Bates

Last Published

March 11th, 2025

Functions in Matrix (0.95-6)

dtCMatrix-class

Triangular, compressed, sparse column matrices
dgTMatrix-class

Sparse matrices in triplet form
dCholCMatrix-class

Cholesky Decompositions of dsCMatrix Objects
corrmatrix-class

Class "corrmatrix"
bCrosstab

Create pairwise crosstabulation
dtpMatrix-class

Packed triangular dense matrices
dsyMatrix-class

Symmetric, dense matrices
sparseMatrix-class

Virtual Class "sparseMatrix" --- Mother of Sparse Matrices
lu

Triangular Decomposition of a Square Matrix
LU-class

LU Matrix Decompositions
dMatrix-class

(Virtual) Class "dMatrix" of "double" Matrices
Schur

Schur Decomposition of a Matrix
dtrMatrix-class

Triangular, dense, numeric matrices
dgBCMatrix-class

Class "dgBCMatrix" Real Sparse Blocked Column Compressed Matrix
Matrix-class

Virtual Class "Matrix" Class of Matrices
dsparseMatrix-class

Virtual Class "dsparseMatrix" of Numeric Sparse Matrices
tcrossprod

Cross-product of transpose
mm

A sample sparse model matrix
norm

Norm of a Matrix
expand

Expand a Decomposition into Factors
y

A sample response vector
pdmatrix-class

Positive-definite matrices
facmul

Multiplication by Decomposition Factors
dpoMatrix-class

Positive semi-definite, dense, numeric matrices
dgRMatrix-class

Compressed, sparse, row-oriented numeric matrices
Hilbert

Generate a Hilbert matrix
rcond

Estimate the Reciprocal Condition Number
[-methods

Methods for "[": Extraction or Subsetting in Package 'Matrix'.
unpack

Full Storage Representation of Packed Matrices
Cholesky-class

Cholesky and Bunch-Kaufman Decompositions
Matrix

Construct a Classed Matrix
dgeMatrix-class

General S4 Matrix class
pMatrix-class

Permutation matrices
dsCMatrix-class

Symmetric, compressed, sparse column matrices
dgCMatrix-class

Compressed, sparse, column-oriented numeric matrices
expm

Matrix exponential