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\value{
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\value{
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  An object of class \code{"proc_time"} which is a numeric vector of
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  An object of class \code{"proc_time"} which is a numeric vector of
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  length 5, containing the user, system, and total elapsed times for the
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  length 5, containing the user, system, and total elapsed times for the
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  currently running \R process, and the cumulative sum of user and
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  currently running \R process, and the cumulative sum of user and
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  system times of any child processes spawned by it on which it has
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  system times of any child processes spawned by it on which it has
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  waited.  (The \code{print} method combines the child times with those
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  waited.  (The \code{print} method uses the \code{summary} method to
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  of the main process.)
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  combine the child times with those of the main process.)
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  The definition of \sQuote{user} and \sQuote{system} times is from your
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  The definition of \sQuote{user} and \sQuote{system} times is from your
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  OS.  Typically it is something like
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  OS.  Typically it is something like
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  \emph{The \sQuote{user time} is the CPU time charged for the execution
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  \emph{The \sQuote{user time} is the CPU time charged for the execution
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  of user instructions of the calling process.  The \sQuote{system time}
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  of user instructions of the calling process.  The \sQuote{system time}