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Matrix (version 0.99875-1)

A Matrix package for R

Description

Classes and methods for dense and sparse matrices and operations on them using Lapack, CSparse and CHOLMOD

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Version

Install

install.packages('Matrix')

Monthly Downloads

118,373

Version

0.99875-1

License

GPL version 2 or later. This R package includes libraries CHOLMOD, AMD, COLAMD and CSparse 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 doc/UFsparse for details.

Maintainer

Doug and Martin

Last Published

March 11th, 2025

Functions in Matrix (0.99875-1)

Koenker-Ng Example Sparse Model Matrix and Response Vector

CHMfactor-class

CHOLMOD-based Cholesky Factorizations

ldiMatrix-class

Class "ldiMatrix" of Diagonal Logical Matrices

Construct a Block Diagonal Matrix

Cholesky Decomposition of a Sparse Matrix

lsyMatrix-class

Symmetric Dense Logical Matrices

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

Versions of 'cbind' and 'rbind' recursively built on cbind2/rbind2

Multiplication by Decomposition Factors

ddiMatrix-class

Class "ddiMatrix" of Diagonal Numeric Matrices

Create Diagonal Matrix Object

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

Expand a Decomposition into Factors

ddenseMatrix-class

Virtual Class "ddenseMatrix" of Numeric Dense Matrices

replValue-class

Virtual Class "replValue" - Simple Class for subassignment Values

RsparseMatrix-class

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

LU (dense) Matrix Decompositions

isSymmetric-methods

Methods for Function isSymmetric in Package 'Matrix'

dsRMatrix-class

Symmetric Sparse Compressed Row Matrices

dgRMatrix-class

Compressed, sparse, row-oriented numeric matrices

Generate a Hilbert matrix

dtRMatrix-class

Triangular Sparse Compressed Row Matrices

Schur Decomposition of a Matrix

CsparseMatrix-class

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

generalMatrix-class

Class "generalMatrix" of General Matrices

Cholesky and Bunch-Kaufman Decompositions

"Matrix" Methods for Functions all() and any()

nsyMatrix-class

Symmetric Dense Nonzero-Pattern Matrices

ltrMatrix-class

Triangular Dense Logical Matrices

dsyMatrix-class

Symmetric Dense Numeric Matrices

diagonalMatrix-class

Class "diagonalMatrix" of Diagonal Matrices

denseMatrix-class

Virtual Class "denseMatrix" of All Dense Matrices

dtCMatrix-class

Triangular, (compressed) sparse column matrices

kronecker-methods

Methods for Function 'kronecker()' in Package 'Matrix'

Matrix exponential

SparseM-conversions

Sparse Matrix Coercion from and to those from package "SparseM"

dpoMatrix-class

Positive Semi-definite Dense Numeric Matrices

lsparseMatrix-classes

Sparse logical matrices

dsCMatrix-class

Numeric Symmetric Sparse (column compressed) Matrices

dgTMatrix-class

Sparse matrices in triplet form

Sparse LU decomposition of a square sparse matrix

Virtual Class "Matrix" Class of Matrices

compMatrix-class

Class "compMatrix" of Composite (Factorizable) Matrices

ldenseMatrix-class

Virtual Class "ldenseMatrix" of Dense Logical Matrices

externalFormats

Read and write external matrix formats

Extract bands of a matrix

Methods for the qr generic

Class "nMatrix" of Non-zero Pattern Matrices

Norm of a Matrix

Construct a Classed Matrix

atomicVector-class

Virtual Class "atomicVector" of Atomic Vectors

Permutation matrices

Virtual Class "index" - Simple Class for Matrix Indices

ndenseMatrix-class

Virtual Class "ndenseMatrix" of Dense Logical Matrices

Albers' example Matrix with "Difficult" Eigen Factorization

MatrixFactorization-class

Class "MatrixFactorization" of Matrix Factorizations

Triangular Decomposition of a Square Matrix

dgCMatrix-class

Compressed, sparse, column-oriented numeric matrices

dgeMatrix-class

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

Estimate the Reciprocal Condition Number

nsparseMatrix-classes

Sparse logical matrices

Sparse QR decomposition of a sparse matrix

symmetricMatrix-class

Virtual Class of Symmetric Matrices in package:Matrix

sparseMatrix-class

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

dCholCMatrix-class

Cholesky Decompositions of dsCMatrix Objects

lgeMatrix-class

Class "lgeMatrix" of General Dense Logical Matrices

The Number of Non-Zero Values of a Matrix

ngeMatrix-class

Class "ngeMatrix" of General Dense Nonzero-pattern Matrices

TsparseMatrix-class

Class "TsparseMatrix" of Sparse Matrices in Triplet Form

ntrMatrix-class

Triangular Dense Logical Matrices

dtpMatrix-class

Packed triangular dense matrices

Virtual Classes Not Yet Used

Full Storage Representation of Packed Matrices

triangularMatrix-class

Virtual Class of Triangular Matrices in package:Matrix

Cross-product of transpose

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

dsparseMatrix-class

Virtual Class "dsparseMatrix" of Numeric Sparse Matrices