gsi.csum {compositions}R Documentation

Internal function: row and column sums of matrices

Description

Abbreviation for collapsing matrices

Usage

gsi.csum(x)
gsi.rsum(x)

Arguments

x the matrix

Details

Value

gsi.csum computes the sums of all the columns of x and gsi.rsum computes the sums of the rows of x. For convenience, only finite values are added.

Note

Do not use gsi.* functions directly since they are internal functions of the package

Author(s)

K.Gerald v.d. Boogaart http://www.stat.boogaart.de

References

See Also

Examples

A <- matrix(c(0,1,0,0,0,0),ncol=2)
b <- diag(3)
erg <- gsi.svdsolve(A,b)
erg
A 
diag(c(0,1,0))  # richtig

[Package compositions version 0.91-6 Index]