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