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\name{digamma_approx}
\alias{digamma_approx}
\docType{methods}
\title{Calculate Approximate Value of The Digamma Function.}
\description{
Calculates approximate value of the digamma function using first
eight non-zero members of asymptotic expression for digamma(x).
Implemented according to Wikipedia.
}
\usage{
digamma_approx( x )
}
\arguments{
\item{x}{data vector}
}
\value{
Digamma function value.
}
\references{
Users of Wikipedia.
Digamma function.
\url{https://en.wikipedia.org/w/index.php?title=Digamma_function&oldid=708779689}
}
\author{Andrius Merkys}
|
