deletions | additions       diff --git a/case-study.tex b/case-study.tex  index 63a1610..044279f 100644  --- a/case-study.tex  +++ b/case-study.tex 
...
\item $f$ is an {\tt inline} or an anonymous function defined in $g$;  \item $f$ is the return value from a previous call in $g$ to another function;  %\item $f$ is retrieved from a data structure;  \item $f$ is a constant string containing the name of a user-defined function (a typical inappropriate use of {\tt feval}~\cite{radpour2013refactoring}). feval} according to~\cite{radpour2013refactoring}).  \end{enumerate}    Lameed and Hendren conclude their paper by stating, ``It would be interesting to look at future work that combine the  strengths of both approaches".