| itsCumdif {its} | R Documentation |
Cumulation, differencing for objects of class "its".
cumsum and diff perform the cumulative sum and difference of each
column in turn. In diff, the first lag rows are discarded.
An object of class "its"
cumsum(x) diff(x,lag=1)
"its"Giles Heywood
ts,
POSIXct,
itsFile,
itsLags
itsJoin
itsTimes
itsSubset
itsFin
itsDisp
itsInfo
itsCumdif
itsArith
itsInterp
b <- newIts(1:60,ncol=3) cumsum(b) diff(b,lag=2)