\HeaderA{etg}{Empirically Transformed Gaussian function}{etg}
\keyword{models}{etg}
\begin{Description}\relax
A general function for asymmetric chromatographic peaks.
\end{Description}
\begin{Usage}
\begin{verbatim}
etg(x, H, t1, tt, k1, kt, lambda1, lambdat, alpha, beta)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{x}] times to evaluate function at
\item[\code{H}] peak height
\item[\code{t1}] time of leading edge inflection point
\item[\code{tt}] time of trailing edge inflection point
\item[\code{k1}] leading edge parameter
\item[\code{kt}] trailing edge parameter
\item[\code{lambda1}] leading edge parameter
\item[\code{lambdat}] trailing edge parameter
\item[\code{alpha}] leading edge parameter
\item[\code{beta}] trailing edge parameter
\end{ldescription}
\end{Arguments}
\begin{Value}
The function evaluated at times \code{x}.
\end{Value}
\begin{Author}\relax
Colin A. Smith, \email{csmith@scripps.edu}
\end{Author}
\begin{References}\relax
Jianwei Li. Development and Evaluation of Flexible Empirical Peak
Functions for Processing Chromatographic Peaks. Anal. Chem., 69
(21), 4452-4462, 1997.
\url{http://dx.doi.org/10.1021/ac970481d}
\end{References}

