%%
%% The LaTeX Companion, 3ed
%%
%% Example 8-5-14 on page I-640 in "Basic objects".
%%
%% 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{99.0pt}

  \setlength\parindent{0pt}

%StartShownPreambleCommands
\usepackage{tikz}  \usetikzlibrary{arrows.meta,bending}
%StopShownPreambleCommands

\begin{document}
\begin{tikzpicture}
\path[tips,<<->](0,2)--(1,2);   \path[draw,<->>](0,1.5)--(1,1.5);
\path[draw,-{Latex[length=10pt]}](0,1)--(1,1);
\path[draw,{Bracket[sep] Bracket[]}-](0,0.5)--(1,0.5);
\draw[-{Latex[open,length=10pt,bend]}] (0,0) to[bend left] (1,0);
\filldraw[<<->>](1.5,0)--++(0,1.5)--++(0.5,1);
\filldraw[<<->>](2,0)--++(0.5,1)circle[radius=4pt]--++(0,1.5);
\end{tikzpicture}
\end{document}