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[matrix] Diff of /pkg/man/lsparseMatrix-classes.Rd
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Diff of /pkg/man/lsparseMatrix-classes.Rd

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revision 720, Mon May 9 01:32:44 2005 UTC revision 722, Mon May 9 14:29:12 2005 UTC
# Line 1  Line 1 
1  \name{lgCMatrix-class}  \name{lgCMatrix-class}
2  \docType{class}  \docType{class}
3  \alias{lgCMatrix-class}  \alias{lgCMatrix-class}
4    \alias{ltCMatrix-class}
5    \alias{lsCMatrix-class}
6  \alias{\%*\%,lgCMatrix,lgCMatrix-method}  \alias{\%*\%,lgCMatrix,lgCMatrix-method}
7  \alias{coerce,matrix,lgCMatrix-method}  \alias{coerce,matrix,lgCMatrix-method}
8  \alias{t,lgCMatrix-method}  \alias{t,lgCMatrix-method}
9  \title{Compressed, sparse, column-oriented logical matrices}  \title{Compressed, sparse, column-oriented logical matrices}
10  \description{The \code{dgCMatrix} class is a class of sparse logical  \description{The \code{lgCMatrix} class is a class of general, sparse,
11    matrices in the compressed, sparse, column-oriented format.  In this    logical matrices in the compressed, sparse, column-oriented format.
12    implementation the non-zero elements in the columns are sorted into    \code{lsCMatrix} and \code{ltCMatrix} are similar classes representing
13      symmetric and triangular matrices respectively.
14    
15      In this implementation the non-zero elements in the columns are sorted into
16    increasing row order.  There is no \code{x} slot in this class because    increasing row order.  There is no \code{x} slot in this class because
17    the only non-zero value stored is \code{TRUE}.}    the only non-zero value stored is \code{TRUE}.}
18  \section{Objects from the Class}{  \section{Objects from the Class}{
# Line 15  Line 20 
20  }  }
21  \section{Slots}{  \section{Slots}{
22    \describe{    \describe{
23        \item{\code{uplo}:}{Object of class \code{"character"}. Must be
24          either "U", for upper triangular, and "L", for lower
25          triangular. Present in the triangular and symmetric classes but not
26          in the general class.}
27        \item{\code{diag}:}{Object of class \code{"character"}. Must be
28          either \code{"U"}, for unit triangular (diagonal is all ones), or
29          \code{"N"} for non-unit.  The implicit diagonal elements are not
30          explicitly stored when \code{diag} is \code{"U"}.  Present in the
31          triangular classes only.}
32      \item{\code{p}:}{Object of class \code{"integer"} of pointers, one      \item{\code{p}:}{Object of class \code{"integer"} of pointers, one
33        for each column, to the initial (zero-based) index of elements in        for each column, to the initial (zero-based) index of elements in
34        the column.}        the column.}
# Line 45  Line 59 
59    matrices.    matrices.
60  }  }
61  \seealso{  \seealso{
62    \code{\link{dgCMatrix-class}}, \code{\link{ltCMatrix-class}},    \code{\link{dgCMatrix-class}}
     \code{\link{lsCMatrix-class}}  
63  }  }
64  %\examples{}  %\examples{}
65  \keyword{classes}  \keyword{classes}

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