%%
%% The LaTeX Companion, 3ed
%%
%% Example 11-4-9 on page II-167 in "Limiting positions".
%%
%% 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{tlc3examargin}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{135.0pt}

 % Shorten the vertical size of the example ...
 \AtBeginDocument{%
   \setlength\abovedisplayskip{.1\abovedisplayskip}%
   \setlength\belowdisplayskip{.5\belowdisplayskip}%
 }

%StartShownPreambleCommands

%StopShownPreambleCommands

\begin{document}
\[
  \sum\nolimits_{i=1}^n         \qquad
  \int\limits_0^\infty          \qquad
  \lim\displaylimits_{n \to 0}
\]
Text: $\sum\nolimits_{i=1}^n$, $\int\limits_0^\infty$,
$\lim\displaylimits_{n \to 0}$.
\end{document}