preamble.tex

%%
%% Common directives for all texts
%%
\usepackage{anysize}
\pagestyle{myheadings}
\marginsize{2cm}{2cm}{2cm}{1cm}
\usepackage[utf8]{inputenc}
\usepackage[russian]{babel}

\usepackage{chapterbib}
\usepackage{amsmath}
\usepackage{xparse} %to make Mac OSX compilation happy
\usepackage{amsthm}
\usepackage{amssymb}
\usepackage{algorithm}
\usepackage{algorithmic}
\usepackage[xindy]{imakeidx}
\makeindex

\makeatletter
\newcommand{\rindex}[2][\imki@jobname]{%
  \index[#1]{\detokenize{#2}}%
}
\makeatother


%% \makeindex[
%%   program=xindy,
%%   options=-M texindy -L russian -C utf8,
%% ]
\usepackage{physics}

\usepackage{ifpdf}
\ifpdf
  \usepackage[pdftex]{graphicx}
\else
  \usepackage[dvips]{graphicx}
\fi
\usepackage{tikz}

\ifpdf
  \usepackage[pdfusetitle]{hyperref}
  \hypersetup{
    pdftex,
    allcolors=blue,
    bookmarksnumbered=true,     
    bookmarksopen=true,         
    bookmarksopenlevel=1,       
    colorlinks=true,            
    pdfstartview=Fit,           
    pdfpagemode=UseOutlines,  
    pdfpagelayout=TwoPageRight
  }
\else
  \usepackage[breaklinks]{hyperref}
\fi

\floatname{algorithm}{Алгоритм}

\usepackage{longtable}
\usepackage{indentfirst}
\renewcommand\thepart{\arabic{part}}

%
% https://tex.stackexchange.com/questions/187388/amsthm-with-shared-counters-messes-up-autoref-references
%
\usepackage{aliascnt}
\usepackage{cleveref}


\theoremstyle{theorem}
\newtheorem{xtheorem}{Теорема}[section]
\providecommand*{\xtheoremautorefname}{Теорема}
\NewDocumentEnvironment{theorem}{oo}
                       {\IfNoValueTF{#1}
                         % no optional argument to theorem
                         {\begin{xtheorem}}
                         {\begin{xtheorem}[#1]\rindex{#1!определение теоремы}}
                       }%
                       {\end{xtheorem}}


\newtheorem{lemma}[xtheorem]{Лемма}

\newtheorem{proposition}[xtheorem]{Предложение}
\newtheorem{corollary}[xtheorem]{Вывод}
\theoremstyle{example}
\newtheorem{xexample}{Пример}[section]

\providecommand*{\xtheoremautorefname}{Аксиома}
\NewDocumentEnvironment{example}{oo}
                       {\IfNoValueTF{#1}
                         % no optional argument to theorem
                         {\begin{xexample}}
                         {\begin{xexample}[#1]\rindex{#1!пример}}
                       }%
                       {\end{xexample}}


\theoremstyle{axiom}
\newtheorem{xaxiom}{Аксиома}[section]
\NewDocumentEnvironment{axiom}{oo}
                       {\IfNoValueTF{#1}
                         % no optional argument to theorem
                         {\begin{xaxiom}}
                         {\begin{xaxiom}[#1]\rindex{Аксиома!#1!определение}}
                       }%
                       {\end{xaxiom}}

\theoremstyle{definition}
\newtheorem{xdefinition}{Определение}[section]
\NewDocumentEnvironment{definition}{oo}
                       {\IfNoValueTF{#1}
                         % no optional argument to theorem
                         {\begin{xdefinition}}
                         {\begin{xdefinition}[#1]\rindex{#1!определение}}
                       }%
                       {\end{xdefinition}}

\theoremstyle{property}
\newtheorem{xproperty}{Свойство}[section]
\NewDocumentEnvironment{property}{oo}
                       {\IfNoValueTF{#1}
                         % no optional argument to theorem
                         {\begin{xproperty}}
                         {\begin{xproperty}[#1]\rindex{#1!свойство}}
                       }%
                       {\end{xproperty}}

\newtheorem{remark}{Комментарий}[section]



%% \newenvironment{definition}[1][Определение]{\begin{trivlist}
%% \item[\hskip \labelsep {\bfseries #1}]}{\end{trivlist}}

%
% https://tex.stackexchange.com/questions/357118/expand-nameref-before-creating-index
%

\makeatletter
\newcommand{\getnamereftext}[1]{%
  \@ifundefined{r@#1}{}{%
    \unexpanded\expandafter\expandafter\expandafter{%
      \expandafter\expandafter\expandafter\@thirdoffive\csname r@#1\endcsname
    }%
  }%
}


\usepackage{ifthen}
\newcommand{\myref}[2]{%
  {\ifthenelse{\equal{#2}{}}
    {
      {\nameref{#1} }%
    }%
    {#2}
  }
  {\expandafter\rindex{{\getnamereftext{#1}}}}
  (\autoref{#1})
}%

\providecommand*\xexampleautorefname{прим.}
\providecommand*\exampleautorefname{прим.}