Matrices and Arrays

These are the available functions for matrices and arrays. See each function's help topic in the TERR Language Reference for more information.


Function name	Title description
`[`	Extract or Replace Parts of an Object
`[.data.frame`	Extract or Replace Parts of an Object
`[.factor`	Extract or Replace Parts of an Object
`[[`	Extract or Replace Parts of an Object
`[[.data.frame`	Extract or Replace Parts of an Object
`[[.factor`	Extract or Replace Parts of an Object
`[[<-`	Extract or Replace Parts of an Object
`[[<-.data.frame`	Extract or Replace Parts of an Object
`[<-`	Extract or Replace Parts of an Object
`[<-.data.frame`	Extract or Replace Parts of an Object
`[<-.factor`	Extract or Replace Parts of an Object
`%*%`	Matrix Multiplication
`%c%`	Matrix Cross Product
`%x%`	Generalized Kronecker Products
`$`	Extract or Replace Parts of an Object
`$<-`	Extract or Replace Parts of an Object
`.col`	Column and Row Identification in a Matrix
`.row`	Column and Row Identification in a Matrix
`aggregate`	Compute Summary Statistics of Subsets of Data
`aggregate.data.frame`	Compute Column-by-Column Summaries of Groups of Observations
`aggregate.default`	Compute Summary Statistics of Subsets of Data
`aggregate.formula`	Compute Summary Statistics of Subsets of Data
`aggregate.ts`	Compute Summary Statistics of Subsets of Data
`aperm`	Array Permutations
`aperm.default`	Array Permutations
`aperm.table`	Array Permutations
`apply`	Apply a Function to Sections of an Array
`array`	Multi-Way Arrays
`as.array`	Multi-Way Arrays
`as.array.default`	Multi-Way Arrays
`as.matrix`	Matrix Objects
`as.matrix.data.frame`	Matrix Objects
`as.matrix.default`	Matrix Objects
`as.matrix.noquote`	Matrix Objects
`as.matrix.POSIXlt`	Matrix Objects
`backsolve`	Backsolve Upper or Lower Triangular Equations
`by`	Split a Data Frame and Apply a Function to the Parts
`by.data.frame`	Split a Data Frame and Apply a Function to the Parts
`by.default`	Split a Data Frame and Apply a Function to the Parts
`cbind`	Building a Matrix from Columns or Rows
`chol`	Choleski Decomposition of Symmetric Matrix
`chol.default`	Choleski Decomposition of Symmetric Matrix
`chol2inv`	Invert a Matrix Given its Choleski Decomposition
`col`	Column and Row Identification in a Matrix
`colMeans`	Row and Column Summaries
`colnames`	Column and Row Names
`colnames<-`	Column and Row Names
`colSums`	Row and Column Summaries
`cor`	Correlation, Variance, and Covariance (Matrices)
`cov`	Correlation, Variance, and Covariance (Matrices)
`cov2cor`	Correlation, Variance, and Covariance (Matrices)
`crossprod`	Matrix Cross Product
`data.matrix`	Coerce Data Frame to Numeric Matrix
`diag`	Diagonal Matrices
`dim`	Dim Attribute of an Object
`dim<-`	Dim Attribute of an Object
`dimnames`	Dimnames Attribute of an Object
`dimnames.data.frame`	Dimnames Attribute of an Object
`drop`	Drop Length One Dimensions of an Array
`eigen`	Eigenvalues and Eigenvectors of a Matrix
`eigen.default`	Eigenvalues and Eigenvectors of a Matrix
`Extract`	Extract or Replace Parts of an Object
`is.array`	Multi-Way Arrays
`is.matrix`	Matrix Objects
`isSymmetric`	Test if an Object is Symmetric
`isSymmetric.matrix`	Test if an Object is Symmetric
`kronecker`	Generalized Kronecker Products
`La.svd`	Singular Value Decomposition of a Matrix
`lower.tri`	Logical Matrix of the Lower or Upper Triangle
`margin.table`	Compute Table Margin
`mat.or.vec`	Create a Matrix or a Vector
`matmult`	Matrix Multiplication
`matrix`	Matrix Objects
`merge`	Merge Two Datasets and Match Columns
`merge.data.frame`	Merge Two Datasets and Match Columns
`merge.default`	Merge Two Datasets and Match Columns
`ncol`	Get the Number of Rows or Columns of an Array or Matrix
`NCOL`	Get the Number of Rows or Columns of an Array or Matrix
`nrow`	Get the Number of Rows or Columns of an Array or Matrix
`NROW`	Get the Number of Rows or Columns of an Array or Matrix
`prop.table`	Express Table Entries as Fraction of Marginal Table
`rapply`	Apply a Function Recursively
`rbind`	Building a Matrix from Columns or Rows
`row`	Column and Row Identification in a Matrix
`rowMeans`	Row and Column Summaries
`rownames`	Column and Row Names
`rownames<-`	Column and Row Names
`rowSums`	Row and Column Summaries
`scale`	Scale Columns of a Matrix
`scale.default`	Scale Columns of a Matrix
`solve`	Solve Linear Equations and Invert Matrices
`solve.default`	Solve Linear Equations and Invert Matrices
`solve.qr`	Solve Linear Equations and Invert Matrices
`Subscript`	Extract or Replace Parts of an Object
`Subscript.data.frame`	Extract or Replace Parts of an Object
`Subscript.factor`	Extract or Replace Parts of an Object
`svd`	Singular Value Decomposition of a Matrix
`sweep`	Sweep Out Array Summaries
`t`	Transpose a Matrix
`t.default`	Transpose a Matrix
`tapply`	Apply a Function to a Ragged Array
`tcrossprod`	Matrix Cross Product
`upper.tri`	Logical Matrix of the Lower or Upper Triangle
`var`	Correlation, Variance, and Covariance (Matrices)