\name{fapply} \title{Apply Function Over Time Series Margins} \alias{fapply} \alias{apply} \description{ Apply a functions over 'timeSeries' margins. } \usage{ fapply(x, from, to, FUN, \dots) } \arguments{ \item{from, to}{ starting date and end date, \code{to} must be after \code{from}. } \item{FUN}{ the function to be applied. } \item{x}{ an object of class \code{timeSeries}. } \item{\dots}{ arguments passed to other methods. } } \examples{ ## data - } \keyword{chron}