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