Virtual Class "Matrix" Class of Matrices

Description

The Matrix class is a class contained by all actual classes in the Matrix package. It is a “virtual” class.

Slots

Common to all matrix object in the package:

Dim:

Object of class "integer" - the dimensions of the matrix - must be an integer vector with exactly two non-negative values.

Dimnames:

list of length two; each component containing NULL or a character vector length equal the corresponding Dim element.

Methods

dim

signature(x = "Matrix"): extract matrix dimensions dim.

dimnames

signature(x = "Matrix"): extract dimnames.

dimnames<-

signature(x = "Matrix", value = "list"): set the dimnames to a list of length 2, see dimnames<-.

show

signature(object = "Matrix"): show method for printing.

Author(s)

Douglas Bates bates@stat.wisc.edu

See Also

dgeMatrix-class, dgCMatrix-class, and Matrix for construction (and examples).