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