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