Methods for "[": Extraction or Subsetting in Package 'Matrix'
LU (dense) Matrix Decompositions
Transform Triangular Matrices from Unit Triangular to General Triangular and Back
Class "abIndex" of Abstract Index Vectors
Triangular, dense, numeric matrices
Class "diagonalMatrix" of Diagonal Matrices
(Virtual) Class "dMatrix" of "double" Matrices
Virtual Class "ddenseMatrix" of Numeric Dense Matrices
Read and write external matrix formats
Packed Triangular Dense Matrices - "dtpMatrix"
Virtual Class "Matrix" Class of Matrices
Extract bands of a matrix
Sparse Matrix Coercion from and to those from package SparseM
Compressed, sparse, column-oriented numeric matrices
Construct Sparse Banded Matrix from (Sup-/Super-) Diagonals
Construct a Block Diagonal Matrix
Boolean Arithmetic Matrix Products: %&%
and Methods
Multiplication by Decomposition Factors
MatrixFactorization-class
Class "MatrixFactorization" of Matrix Factorizations
Class "RsparseMatrix" of Sparse Matrices in Column-compressed Form
Methods for "[<-" - Assigning to Subsets for 'Matrix'
Class "CsparseMatrix" of Sparse Matrices in Column-compressed Form
Sparse Compressed, Row-oriented Numeric Matrices
Compute Approximate CONDition number and 1-Norm of (Large) Matrices
Methods for Function isSymmetric in Package 'Matrix'
Sequence Generation of "abIndex", Abstract Index Vectors
Class "compMatrix" of Composite (Factorizable) Matrices
"Matrix" Methods for Functions all() and any()
isTriangular() and isDiagonal() Methods
Class "TsparseMatrix" of Sparse Matrices in Triplet Form
Matrix (Cross) Products (of Transpose)
Class "Schur" of Schur Matrix Factorizations
Class "ddiMatrix" of Diagonal Numeric Matrices
Virtual Class "dsparseMatrix" of Numeric Sparse Matrices
Expand a Decomposition into Factors
Virtual Class "denseMatrix" of All Dense Matrices
Symmetric Dense (Packed | Non-packed) Numeric Matrices
Class "generalMatrix" of General Matrices
Matrix Exponential
Class "nMatrix" of Non-zero Pattern Matrices
Symmetric Dense Nonzero-Pattern Matrices
Conversions "graph" <--> (sparse) Matrix
Schur Decomposition of a Matrix
USCounties Contiguity Matrix
Inverse from Choleski or QR Decomposition -- Matrix Methods
Matrix Package Methods for Function all.equal()
Triangular Dense Logical Matrices
Random Sparse Matrix
Class "rleDiff" of rle(diff(.)) Stored Vectors
Construct a Classed Matrix
Form Row and Column Sums and Means
Virtual Class "atomicVector" of Atomic Vectors
Virtual Classes Not Yet Really Implemented and Used
Positive Semi-definite Dense (Packed | Non-packed) Numeric Matrices
The Matrix (Super-) Class of a Class
Numeric Symmetric Sparse (column compressed) Matrices
Versions of 'cbind' and 'rbind' recursively built on cbind2/rbind2
Choleski Decomposition - 'Matrix' S4 Generic and Methods
Up- and Down-Dating a Cholesky Decomposition
Sparse logical matrices
Symmetric Sparse Compressed Row Matrices
is.na(), is.infinite() Methods for 'Matrix' Objects
Drop "Explicit Zeroes" from a Sparse Matrix
Methods for image() in Package 'Matrix'
Symmetric Dense Logical Matrices
(Generalized) Triangular Decomposition of a Matrix
Triangular Dense Logical Matrices
Index Matrices
Format and Print Sparse Matrices Flexibly
QR Decomposition -- S4 Methods and Generic
Force a Matrix to 'symmetricMatrix' Without Symmetry Checks
Formatting Sparse Numeric Matrices Utilities
Methods for Function 'kronecker()' in Package 'Matrix'
Virtual Class "ldenseMatrix" of Dense Logical Matrices
Sparse Matrix Constructor From Triplet
Methods in Package Matrix for Function solve()
Sparse matrices in triplet form
Are the Dimnames dn
NULL-like ?
Class "ldiMatrix" of Diagonal Logical Matrices
Symmetric Part and Skew(symmetric) Part of a Matrix
Virtual Class of Triangular Matrices in Package Matrix
Virtual Class "ndenseMatrix" of Dense Logical Matrices
Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices
Class "lgeMatrix" of General Dense Logical Matrices
Class "ngeMatrix" of General Dense Nonzero-pattern Matrices
The Number of Non-Zero Values of a Matrix
Nearest Positive Definite Matrix
Triangular, (compressed) sparse column matrices
Rank of a Matrix
Virtual Class "sparseMatrix" --- Mother of Sparse Matrices
Estimate the Reciprocal Condition Number
Replicate Vectors into 'abIndex' Result
General Sparse Matrix Construction from Nonzero Entries
Sparse Vector Construction from Nonzero Entries
Construct Sparse Design / Model Matrices
Virtual Class of Symmetric Matrices in Package Matrix
Virtual Class "replValue" - Simple Class for subassignment Values
Sparse QR decomposition of a sparse matrix
Triangular Sparse Compressed Row Matrices
Sparse Vector Classes
Virtual Class "index" - Simple Class for Matrix Indices
Inverse Permutation Vector
Matrix Norms
Sparse LU decomposition of a square sparse matrix
Sparse "pattern" Matrices
Unique (Sorted) TsparseMatrix Representations
Class "number" of Possibly Complex Numbers
Permutation matrices
Representation of Packed and Unpacked (Dense) Matrices
Bunch-Kaufman Decomposition Methods
Koenker-Ng Example Sparse Model Matrix and Response Vector
Albers' example Matrix with "Difficult" Eigen Factorization
Khatri-Rao Matrix Product
Create Diagonal Matrix Object
Generate a Hilbert matrix
CHOLMOD-based Cholesky Factorizations
Cholesky and Bunch-Kaufman Decompositions
Cholesky Decomposition of a Sparse Matrix