Comment obtenir une figure avec un titre non numéroté ?

Il faut utiliser la commande \unnumberedcaption dont voici la définition : %%%% debut macro %%%% \makeatletter % <=== in a .sty file delete this \newcommand{\unnumberedcaption}% {\@dblarg{\@unnumberedcaption\@captype}} \newcommand{\@unnumberedcaption}{}% undefined yet \long\def\@unnumberedcaption#1[#2]#3{\par \addcontentsline{\csname ext@#1\endcsname}{#1}{% % orig: \protect\numberline{\csname the#1\endcsname}% %{\ignorespaces #2} \protect\numberline{}{\ignorespaces #2}% }% \begingroup \@parboxrestore \normalsize % orig: \@makecaption{\csname fnum@#1\endcsname}% %{\ignorespaces #3}\par \@makeunnumberedcaption{\ignorespaces #3}\par \endgroup} % redefine \@makeunnumberedcaption (like \@makecaption) % for your own layout \newcommand{\@makeunnumberedcaption}[1]{% \vskip\abovecaptionskip \sbox\@tempboxa{#1}% \ifdim \wd\@tempboxa >\hsize #1\par \else \global \@minipagefalse \hbox to\hsize{\hfil\box\@tempboxa\hfil}% \fi \vskip\belowcaptionskip} % for LaTeX 2.09 compatibility, define \above/belowcaptionskip: \@ifundefined{abovecaptionskip}{% \newlength{\abovecaptionskip}% \setlength{\abovecaptionskip}{10pt}% }{} \@ifundefined{belowcaptionskip}{% \newlength{\belowcaptionskip}% \setlength{\belowcaptionskip}{0pt}% }{} \makeatother % <=== in a .sty file delete this %%%% fin macro %%%% Remarque : le package 'french' V3,49 inclut cette macro.