\documentclass[
11pt, french, % The default document font size, options: 10pt, 11pt, 12pt
%oneside, % Two side (alternating margins) for binding by default, uncomment to switch to one side
%english, % ngerman for German
singlespacing, % Single line spacing, alternatives: onehalfspacing or doublespacing
%draft, % Uncomment to enable draft mode (no pictures, no links, overfull hboxes indicated)
%nolistspacing, % If the document is onehalfspacing or doublespacing, uncomment this to set spacing in lists to single
%liststotoc, % Uncomment to add the list of figures/tables/etc to the table of contents
%toctotoc, % Uncomment to add the main table of contents to the table of contents
%parskip, % Uncomment to add space between paragraphs
%nohyperref, % Uncomment to not load the hyperref package
headsepline, % Uncomment to get a line under the header
%chapterinoneline, % Uncomment to place the chapter title next to the number on one line
%consistentlayout, % Uncomment to change the layout of the declaration, abstract and acknowledgements pages to match the default layout
]{MastersDoctoralThesis} % The class file specifying the document structure
\usepackage[utf8]{inputenc} % Required for inputting international characters
\usepackage[T1]{fontenc} % Output font encoding for international characters
\providecaptionname{french, francais}{\abbrevname}{Liste des abréviations}%
\providecaptionname{french, francais}{\acknowledgementname}{Remerciements} %
\providecaptionname{french, francais}{\authorshipname}{\relax}% ????
\providecaptionname{german,ngerman,austrian,naustrian}{\byname}{\relax}
\providecaptionname{french, francais}{\constantsname}{Constantes physiques}
\providecaptionname{french, francais}{\symbolsname}{Liste des symboles}
%\usepackage{palatino} % Use the Palatino font by default
\usepackage{newpxtext, newpxmath}
\usepackage[backend=biber, style=authoryear, natbib=true]{biblatex} % Use the bibtex backend with the authoryear citation style (which resembles APA)
\addbibresource{example.bib} % The filename of the bibliography
\usepackage[autostyle=true]{csquotes} % Required to generate language-dependent quotes in the bibliography
%----------------------------------------------------------------------------------------
% MARGIN SETTINGS
%----------------------------------------------------------------------------------------
\geometry{
paper=a4paper, % Change to letterpaper for US letter
inner=2.5cm, % Inner margin
Il existe des « templates » de thèse en français, par exemple
yathesis
.