%%
%% The LaTeX Companion, 3ed
%%
%% Example 11-4-17 on page II-170 in "diffcoeff --- Handling derivatives of arbitrary order".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{195.0pt}


%StartShownPreambleCommands
\usepackage[ISO]{diffcoeff}
%StopShownPreambleCommands

\begin{document}
$\diff[2]{\ln\sin x}/{\sin x}[\pi]$ and
$\diffp[n+1] F/x$ and $\diff*{(ax^2+bx+c)}/x$
\end{document}