R Graphical Manual

Last data update: 2014.03.03

R: Cumulated Column Statistics

rowCum

R Documentation

Cumulated Column Statistics

Compute cumulative row Statistics.

## S4 method for signature 'ANY'
rowCumsums(x, na.rm = FALSE, ...)
## S4 method for signature 'timeSeries'
rowCumsums(x, na.rm = FALSE, ...)

`na.rm`	a logical. Should missing values be removed?
`x`	a time series, may be an object of class `"matrix"` or `"timeSeries"`.
`...`	arguments to be passed.

all functions return an S4 object of class timeSeries.

## Simulated Monthly Return Data - 
   X = matrix(rnorm(24), ncol = 2)
     
## Compute cumulated Sums -
   rowCumsums(X)