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CAex Albers' example Matrix with "Difficult" Eigen
Factorization
CHMfactor-class CHOLMOD-based Cholesky Factorizations
Cholesky Cholesky Decomposition of a Sparse Matrix
Cholesky-class Cholesky and Bunch-Kaufman Decompositions
CsparseMatrix-class Class "CsparseMatrix" of Sparse Matrices in
Column-compressed Form
Diagonal Create Diagonal Matrix Object
Hilbert Generate a Hilbert matrix
KNex Koenker-Ng Example Sparse Model Matrix and
Response Vector
LU-class LU (dense) Matrix Decompositions
Matrix Construct a Classed Matrix
Matrix-class Virtual Class "Matrix" Class of Matrices
MatrixFactorization-class
Class "MatrixFactorization" of Matrix
Factorizations
RsparseMatrix-class Class "RsparseMatrix" of Sparse Matrices in
Column-compressed Form
Schur Schur Decomposition of a Matrix
Schur-class Class "Schur" of Schur Matrix Factorizations
SparseM-coerce-methods
Sparse Matrix Coercion from and to those from
package "SparseM"
TsparseMatrix-class Class "TsparseMatrix" of Sparse Matrices in
Triplet Form
USCounties USCounties Contiguity Matrix
[-methods Methods for "[": Extraction or Subsetting in
Package 'Matrix'
[<--methods Methods for "[<-" - Assigning to Subsets for
'Matrix'
abIndex-class Class "abIndex" of Abstract Index Vectors
abIseq Sequence Generation of "abIndex", Abstract
Index Vectors
all-methods "Matrix" Methods for Functions all() and any()
all.equal-methods Matrix Package Methods for Function all.equal()
atomicVector-class Virtual Class "atomicVector" of Atomic Vectors
band Extract bands of a matrix
bandSparse Construct Sparse Banded Matrix from
(Sup-/Super-) Diagonals
bdiag Construct a Block Diagonal Matrix
cBind Versions of 'cbind' and 'rbind' recursively
built on cbind2/rbind2
chol Choleski Decomposition - 'Matrix' S4 Generic
chol2inv-methods Inverse from Choleski or QR Decomposition -
Matrix Methods
colSums Form Row and Column Sums and Means
compMatrix-class Class "compMatrix" of Composite (Factorizable)
Matrices
condest Compute Approximate CONDition number and 1-Norm
of (Large) Matrices
dMatrix-class (Virtual) Class "dMatrix" of "double" Matrices
ddenseMatrix-class Virtual Class "ddenseMatrix" of Numeric Dense
Matrices
ddiMatrix-class Class "ddiMatrix" of Diagonal Numeric Matrices
denseMatrix-class Virtual Class "denseMatrix" of All Dense
Matrices
dgCMatrix-class Compressed, sparse, column-oriented numeric
matrices
dgRMatrix-class Sparse Compressed, Row-oriented Numeric
Matrices
dgTMatrix-class Sparse matrices in triplet form
dgeMatrix-class Class "dgeMatrix" of Dense Numeric (S4 Class)
Matrices
diagU2N Transform Triangular Matrices from Unit
Triangular to General and back
diagonalMatrix-class Class "diagonalMatrix" of Diagonal Matrices
dpoMatrix-class Positive Semi-definite Dense Numeric Matrices
drop0 Drop "Explicit Zeroes" from a Sparse Matrix
dsCMatrix-class Numeric Symmetric Sparse (column compressed)
Matrices
dsRMatrix-class Symmetric Sparse Compressed Row Matrices
dsparseMatrix-class Virtual Class "dsparseMatrix" of Numeric Sparse
Matrices
dsyMatrix-class Symmetric Dense Numeric Matrices
dtCMatrix-class Triangular, (compressed) sparse column matrices
dtRMatrix-class Triangular Sparse Compressed Row Matrices
dtpMatrix-class Packed triangular dense matrices
dtrMatrix-class Triangular, dense, numeric matrices
expand Expand a Decomposition into Factors
expm Matrix Exponential
facmul Multiplication by Decomposition Factors
forceSymmetric Force a Matrix to 'symmetricMatrix' Without
Symmetry Checks
formatSparseM Formatting Sparse Numeric Matrices Utilities
generalMatrix-class Class "generalMatrix" of General Matrices
iMatrix-class Virtual Classes Not Yet Really Implemented and
Used
image-methods Methods for image() in Package 'Matrix'
index-class Virtual Class "index" - Simple Class for Matrix
Indices
is.na-methods is.na() Methods for 'Matrix' Objects
isSymmetric-methods Methods for Function isSymmetric in Package
'Matrix'
kronecker-methods Methods for Function 'kronecker()' in Package
'Matrix'
ldenseMatrix-class Virtual Class "ldenseMatrix" of Dense Logical
Matrices
ldiMatrix-class Class "ldiMatrix" of Diagonal Logical Matrices
lgeMatrix-class Class "lgeMatrix" of General Dense Logical
Matrices
lsparseMatrix-class Sparse logical matrices
lsyMatrix-class Symmetric Dense Logical Matrices
ltrMatrix-class Triangular Dense Logical Matrices
lu (Generalized) Triangular Decomposition of a
Matrix
nMatrix-class Class "nMatrix" of Non-zero Pattern Matrices
ndenseMatrix-class Virtual Class "ndenseMatrix" of Dense Logical
Matrices
nearPD Nearest Positive Definite Matrix
ngeMatrix-class Class "ngeMatrix" of General Dense
Nonzero-pattern Matrices
nnzero The Number of Non-Zero Values of a Matrix
norm Matrix Norms
nsparseMatrix-class Sparse "pattern" Matrices
nsyMatrix-class Symmetric Dense Nonzero-Pattern Matrices
ntrMatrix-class Triangular Dense Logical Matrices
number-class Class "number" of Possibly Complex Numbers
pMatrix-class Permutation matrices
printSpMatrix Format and Print Sparse Matrices Flexibly
qr-methods QR Decomposition - S4 Methods and Generic
rankMatrix Rank of a Matrix
rcond Estimate the Reciprocal Condition Number
readHB Read and write external matrix formats
rep2abI Replicate Vectors into 'abIndex' Result
replValue-class Virtual Class "replValue" - Simple Class for
subassignment Values
rleDiff-class Class "rleDiff" of rle(diff(.)) Stored Vectors
spMatrix Sparse Matrix Constructor From Triplet
sparse.model.matrix Construct Sparse Design / Model Matrices
sparseLU-class Sparse LU decomposition of a square sparse
matrix
sparseMatrix General Sparse Matrix Construction from Nonzero
Entries
sparseMatrix-class Virtual Class "sparseMatrix" - Mother of Sparse
Matrices
sparseQR-class Sparse QR decomposition of a sparse matrix
sparseVector-class Sparse Vector Classes
symmetricMatrix-class Virtual Class of Symmetric Matrices in
package:Matrix
symmpart Symmetric Part and Skew(symmetric) Part of a
Matrix
tcrossprod Cross-product of transpose
triangularMatrix-class
Virtual Class of Triangular Matrices in
package:Matrix
unpack Full Storage Representation of Packed Matrices
xtabs Cross Tabulation, Optionally Sparse
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