Learn R Programming

⚠️There's a newer version (1.7-2) of this package.Take me there.

Matrix (version 0.995-12)

A Matrix package for R

Description

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

Copy Link

Version

Install

install.packages('Matrix')

Monthly Downloads

118,373

Version

0.995-12

License

GPL version 2 or later. This R package includes code from the Metis package and from NIST. This code is covered by separate copyrights; see the file Copyrights for details. This R package includes code from the University of Florida sparse matrix library maintained by Tim Davis. All sections of that code are covered by the GPL or LGPL licenses. See the directory UFsparse for details.

Maintainer

Douglas Bates

Last Published

March 11th, 2025

Functions in Matrix (0.995-12)

Cholesky and Bunch-Kaufman Decompositions

Virtual Class "Matrix" Class of Matrices

Albers' example Matrix with "Difficult" Eigen Factorization

dtCMatrix-class

Triangular, (compressed) sparse column matrices

CHMfactor-class

CHOLMOD-based Cholesky factorizations

ddiMatrix-class

Class "ddiMatrix" of Diagonal Numeric Matrices

RsparseMatrix-class

Class "RsparseMatrix" of Sparse Matrices in Column-compressed Form

Extract variance and correlation components

TsparseMatrix-class

Class "TsparseMatrix" of Sparse Matrices in Triplet Form

Generate a Hilbert matrix

corrmatrix-class

Class "corrmatrix"

Class "VarCorr"

dgeMatrix-class

Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices

dgCMatrix-class

Compressed, sparse, column-oriented numeric matrices

Matrix exponential

dgTMatrix-class

Sparse matrices in triplet form

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

Expand a Decomposition into Factors

Virtual Class "index" - Simple Class for Matrix Indices

Norm of a Matrix

Bayesian Information Criterion

dsparseMatrix-class

Virtual Class "dsparseMatrix" of Numeric Sparse Matrices

dtrMatrix-class

Triangular, dense, numeric matrices

externalFormats

Read and write external matrix formats

Methods for "[<-" - Assigning to Subsets for 'Matrix'

lsparseMatrix-classes

Sparse logical matrices

denseMatrix-class

Virtual Class "denseMatrix" of All Dense Matrices

ldenseMatrix-class

Virtual Class "ldenseMatrix" of Dense Logical Matrices

Multiplication by Decomposition Factors

dCholCMatrix-class

Cholesky Decompositions of dsCMatrix Objects

LU Matrix Decompositions

generalMatrix-class

Class "generalMatrix" of General Matrices

ltrMatrix-class

Triangular Dense Logical Matrices

lgeMatrix-class

Class "lgeMatrix" of General Dense Logical Matrices

Create Diagonal Matrix Object

CsparseMatrix-class

Class "CsparseMatrix" of Sparse Matrices in Column-compressed Form

dsCMatrix-class

Numeric Symmetric Sparse (column compressed) Matrices

ldiMatrix-class

Class "ldiMatrix" of Diagonal Logical Matrices

Extract bands of a matrix

Permutation matrices

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

Schur Decomposition of a Matrix

diagonalMatrix-class

Class "diagonalMatrix" of Diagonal Matrices

Mixed Model Representations and *mer Methods

dsRMatrix-class

Symmetric Sparse Compressed Row Matrices

compMatrix-class

Class "compMatrix" of Composite (Factorizable) Matrices

Triangular Decomposition of a Square Matrix

Koenker-Ng Example Sparse Model Matrix and Response Vector

dtpMatrix-class

Packed triangular dense matrices

Construct a Classed Matrix

dsyMatrix-class

Symmetric Dense Numeric Matrices

ddenseMatrix-class

Virtual Class "ddenseMatrix" of Numeric Dense Matrices

Extract Fixed Effects

Generate an MCMC sample

Extract Random Effects

Fit (Generalized) Linear Mixed-Effects Models

Pedigree Constructor

triangularMatrix-class

Virtual Class of Triangular Matrices in package:Matrix

dgRMatrix-class

Compressed, sparse, row-oriented numeric matrices

Full Storage Representation of Packed Matrices

dpoMatrix-class

Positive Semi-definite Dense Numeric Matrices

Estimate the Reciprocal Condition Number

Reaction times in a sleep deprivation study

lsyMatrix-class

Symmetric Dense Logical Matrices

symmetricMatrix-class

Virtual Class of Symmetric Matrices in package:Matrix

Class "pedigree"

Virtual Classes Not Yet Used

sparseMatrix-class

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

Cross-product of transpose