CumSum function

Cummulative sums

CumSum(X, dimens = 1)

Arguments

• X: Data Matrix
• dimens: Dimension for summing

Details

Cummulative sums within rows (dimens=1) or columns (dimens=2) of a data matrix

Returns

A matrix of the same size as X with cummulative sums within each row or each column

Author(s)

Jose Luis Vicente Villardon

Examples

data(wine)
X=wine[,4:21]
CumSum(X,1)
CumSum(X,2)