% Style for La-TeX version of LJM ver. 07.02.17
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%        HEADINGS             %%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%\usepackage[letterpaper, margin=1in]{geometry}
\usepackage{amssymb}
\usepackage{amsfonts}
\usepackage[tbtags]{amsmath}
\usepackage{amscd}
\usepackage{amsthm}
\usepackage{mathtext}
\usepackage[T2A]{fontenc}
\usepackage[cp1251]{inputenc}
\usepackage[russian,english]{babel}
\usepackage{literat}
\usepackage{pifont}
\usepackage{bm}
\usepackage{array}
\usepackage{dcolumn}
\usepackage{hhline}
\usepackage{multirow}
\usepackage{graphicx}
\usepackage{rotating}
\usepackage{calc}
\usepackage{tabularx}
\usepackage{afterpage}
\usepackage{ifthen}
\usepackage{caption2}
\usepackage{substr}
\usepackage[mathscr]{eucal}  %% My addition
\usepackage{mathrsfs}        %% My addition
\usepackage{hypbmsec}        %% My addition
\usepackage{latexsym}        %% My addition
\usepackage{xypic}           %% My addition
\RequirePackage{soul}
\RequirePackage{verbatim}    %% My addition
\RequirePackage{chapterbib}
\RequirePackage{enumerate}


\newtheorem{definition}{Definition}
\newtheorem{theorem}{Theorem}
\newtheorem{corollary}{Corollary}
\newtheorem{lemma}{Lemma}
%%%%%%% для caption2 %%%%%%%%
\setcaptionwidth{\linewidth}
\renewcommand{\captionlabeldelim}{.~}
\renewcommand{\captionlabelfont}{\bfseries}
\renewcommand{\captionfont}{\footnotesize}
\renewcommand \thefigure{\@arabic\c@figure}
\renewcommand \thetable{\@arabic\c@table}
\renewcommand{\arraystretch}{1.5}
\setlength{\extrarowheight}{2pt}
\setlength{\extratabsurround}{2pt}

\renewcommand{\topfraction}{.90}
\renewcommand{\dbltopfraction}{.90}
\renewcommand{\bottomfraction}{.90}
\renewcommand{\textfraction}{0.10}
\renewcommand{\floatpagefraction}{0.90}
\renewcommand{\dblfloatpagefraction}{0.90}
\setcounter{topnumber}{4}
\setcounter{bottomnumber}{2}
\setcounter{totalnumber}{6}
%
\newcommand{\PreserveBackslash}[1]{\let\temp=\\#1\let\\=\temp}
\let\PBS=\PreserveBackslash
\def\settabpars#1#2#3{\vskip#1mm \tabcolsep=#2pt \def\arraystretch{#3}}
\newdimen\tabwidth\newdimen\tbwdth
\newcommand{\stretchtab}[2][1.0]{\setbox0=\hbox{\tabcolsep=0sp\ignorespaces#2}
          \setbox1=\hbox{\tabcolsep=1sp\ignorespaces#2}
          \tabwidth=#1\hsize \advance\tabwidth by -\wd0
          %\multiply\tabwidth by 1
          \tbwdth=\wd1\advance\tbwdth by -\wd0
          \divide\tabwidth by \tbwdth
          \tabcolsep=\tabwidth #2}
\newcommand\figcaption{\def\@captype{figure}\caption}
\newcommand\tabcaption{\let\captionfont\small\def\@captype{table}\caption}
\renewcommand*\caption@@@normal{%
\parfillskip0pt plus 2fil%
  \caption@label\captiontext\par}
\newcaptionstyle{nonumber}{%
  \usecaptionmargin%
  \captionfont%
  \onelinecaption%
    {{\parbox[t]{\realcaptionwidth}{\parfillskip0pt plus 2fil\captiontext}}}%
    {\parfillskip0pt plus 2fil\captiontext}
}%
\newcommand{\commes}[1]{#1}
\def\place@bibnumber@inl#1{#1.}%
\flushbottom
\def\refitem#1{\relax}

%%%%%%%%%%%

\advance \topsep by 2pt
\newdimen\remarktopsep
\remarktopsep=\topsep
\divide\remarktopsep by 2

\theoremstyle{plain}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\textheight=23.5cm
\hoffset 6mm
\fussy
\lineskip 1.5pt plus 0.4pt
\normallineskip 1.5pt plus 0.4pt
\lineskiplimit 1.5pt
\@lowpenalty   51
\@medpenalty  151
\@highpenalty 301
\@beginparpenalty -\@lowpenalty
\@endparpenalty   -\@lowpenalty
\@itempenalty     -\@lowpenalty
\arraycolsep 3pt
\tabcolsep 2pt
\arrayrulewidth .4pt
\doublerulesep 2pt
\skip\@mpfootins = 0pt
\fboxsep  = 3.0pt
\fboxrule = 0.4pt

\pretolerance=500
\tolerance=900
\hyphenpenalty=750
\emergencystretch=5pt
\binoppenalty=700
\relpenalty=500
\clubpenalty=10000 % TeXBook 128,323
\widowpenalty=10000 %
\thinmuskip=3mu
\medmuskip=4mu plus 0mu minus 1mu
\thickmuskip=5mu plus 0mu



\newcommand{\ljm}{Lobachevskii Journal of Mathematics}
\def\addspaceskip#1#2{\spaceskip=#1\fontdimen2\the\font plus#2\fontdimen3\the\font%
\xspaceskip=\spaceskip}

\def\@oddfoot{\footnotesize \hspace{12pt} \MakeUppercase{\ljm} \hfil}
\def\@evenfoot{\hfil \footnotesize \MakeUppercase{\ljm}}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\S{{\mathsurround=0pt $\mathchar632$}}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\thepart          {\Roman{part}} %
\def\thesection       {\arabic{section}}
\def\p@section        {}
\def\thesubsection    {\thesection.\arabic{subsection}}
\def\p@subsection     {\thesection.}
\def\thesubsubsection {\thesection.\arabic{subsection}.\arabic{subsubsection}}
\def\p@subsubsection  {\thesection\,\thesubsection\,}
\def\theparagraph     {\alph{paragraph}}
\def\thesubparagraph  {\theparagraph.\arabic{subparagraph}}



%%%%%%%%%%%%%%%%%%%%%%  11pt %%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\normalsize{%
    \@setfontsize\normalsize\@xipt{11.2}%
    \abovedisplayskip 6pt %6\p@ \@plus2\p@ \@minus2\p@
    \belowdisplayskip 6pt %6\p@ \@plus2\p@ \@minus2\p@
    \abovedisplayshortskip  \abovedisplayskip
    \belowdisplayshortskip \belowdisplayskip
    \let\@listi\@listI
}%
\def\small{%
   \@setfontsize\small\@xpt{10.2}
   \abovedisplayskip 5pt %5\p@ \@plus1\p@ \@minus1\p@
    \abovedisplayshortskip  \abovedisplayskip
   \belowdisplayshortskip 5pt %5\p@ \@plus1\p@ \@minus1\p@
   \def\@listi{\leftmargin\leftmargini
               \topsep 6pt %6\p@ \@plus2\p@ \@minus2\p@
               \parsep 3pt %3\p@ \@plus2\p@ \@minus\p@
               \itemsep \parsep
   }%
   \belowdisplayskip \abovedisplayskip
}%
\def\footnotesize{%
   \@setfontsize\footnotesize\@ixpt{9.2}%
   \abovedisplayskip 4\p@ \@plus1\p@ \@minus0\p@
   \abovedisplayshortskip  \abovedisplayskip
   \belowdisplayshortskip 4\p@ \@plus1\p@ \@minus0\p@
%!!
   \def\@listi{\leftmargin\leftmargini
               \topsep 4\p@ \@plus2\p@ \@minus2\p@
               \parsep 2\p@ \@plus\p@ \@minus\p@
               \itemsep \parsep
   }%
   \belowdisplayskip \abovedisplayskip
}%
\oddsidemargin -9mm
\evensidemargin -9mm
\marginparwidth 60pt
\topmargin -1.29cm %! 2.54-1.25
\headheight 11pt %!
\headsep 2cm %! 2cm - 1.25cm - 11pt
\addtolength{\headsep}{-1.25cm} %!
\addtolength{\headsep}{-\headheight} %!
\topskip 11pt %!
\footskip 0.5cm %!
\addtolength{\footskip}{11pt}

\textwidth 16.5cm %!
\columnsep 0pt  %!
\skip\footins 5mm plus 4pt minus 2pt %!
\def\footnoterule{\kern-5.25pt\hrule width3cm\kern4.85pt} %!
\floatsep        0.6cm plus .15cm minus .1cm %!
\textfloatsep    0.6cm plus .15cm minus .1cm %!
\intextsep       0.6cm plus .15cm minus .1cm %!
\dblfloatsep     0.6cm plus .15cm minus .1cm %!
\dbltextfloatsep 0.6cm plus .15cm minus .1cm %!
\marginparpush 7pt
\parskip 2pt plus 6pt minus 2pt
\parindent .5cm %!
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\def\section{%
  \@startsection
    {section}%
    {1}%
    {\z@}%
    {18pt \@plus 2pt \@minus 8pt}%
    {4pt \@plus 2pt \@minus 3pt}%
    {%
      \normalfont
      \centering
\addspaceskip{1.5}{1.5}
    }%
}%
\def\subsection{%
  \@startsection
    {subsection}%
    {2}%
    {\z@}%
    {18pt \@plus 2pt \@minus 8pt}%
    {4pt \@plus 2pt \@minus 3pt}%
    {%
     \normalfont\slshape
     \centering
    }%
}% The FOLLOWING is taken from "mnpaper" (it replaces the fragment "section-add"):
\def\subsubsection{\@startsection{subsubsection}{3}{0pt}%
{-1ex plus -1ex minus -.2ex}{-0.8ex plus -.2ex}{\normalsize\normalfont\bfseries}}

\renewenvironment{abstract}{%
  \aftermaketitle@chk{\begin{abstract}}%
  \global\setbox\absbox\vbox\bgroup
   \color@begingroup
   \columnwidth\textwidth
   \hsize\columnwidth
   \@parboxrestore
   \def\@mpfn{mpfootnote}\def\thempfn{\thempfootnote}\c@mpfootnote\z@
   \let\@footnotetext\frontmatter@footnotetext
   \minipagefootnote@init
   \let\@listdepth\@mplistdepth \@mplistdepth\z@
   \@minipagerestore
   \@setminipage
    \frontmatter@abstractheading
    \frontmatter@abstractfont
    \let\footnote\mini@note
{\small \bfseries \abstractname\normalfont}---\ignorespaces
}{%
    \par
    \unskip
    \minipagefootnote@here
    \@minipagefalse   %% added 24 May 89
    \color@endgroup
  \egroup
}%
\def\frontmatter@abstractheading{
\vspace{0.1cm}
}
 \def\frontmatter@abstractwidth{14.5cm}%
%!!
\def\frontmatter@abstractfont{%
 \small
  \advance\leftskip1cm
  \advance\rightskip1cm
  }%
\@ifxundefined\footinbib@sw{\@booleantrue\footinbib@sw}{}%
\appdef\class@documenthook{%
  \preprintsty@sw{%
   \@ifxundefined\titlepage@sw{\@booleantrue\titlepage@sw}{}%
   \def\baselinestretch{1.5}%
   \def\frontmatter@abstractwidth{.75\textwidth}%
   \let\section\section@preprintsty
   \let\subsection\subsection@preprintsty
   \let\subsubsection\subsubsection@preprintsty
  }{}%
 }%
\def\frontmatter@authorformat{%
 \skip@\@flushglue
 \@flushglue\z@ plus.3\hsize\relax
 \centering
 \renewcommand{\baselinestretch}{1}%\baselineskip3ex
 \parskip\z@skip
 \@flushglue\skip@
\normalfont\large\bfseries
}%
%\def\frontmatter@above@affiliation{\smallskip}%
%\def\frontmatter@affiliationfont{\normalfont\small\itshape}%
\@ifxundefined\groupauthors@sw{%
 \clo@groupedaddress
}{}%
\def\frontmatter@setup{\normalfont\centering}%
\def\frontmatter@title@produce{%
\hrule\vspace{0.08cm}\hrule
\vspace{34pt}
%\begingroup\Large\bfseries\@title\par\addvspace{10pt plus 1pt}\endgroup
\begingroup\Large\bfseries\addspaceskip{1.5}{1.5}\@title\par\addvspace{10pt plus 1pt}\endgroup
}%
%\def\frontmatter@makefnmark{\@textsuperscript{\normalfont\@thefnmark}}%
\def\punct@RRAP{;\egroup\ \hbox\bgroup}%
\def\@gobble@leavemode@uppercase#1#2{\expandafter\MakeTextUppercase}%
\def\frontmatter@RRAPformat#1{%
 \begingroup
  \footnotesize
  \centering\parskip.5ex\relax
  \everypar{\hbox\bgroup\@gobble@leavemode@uppercase}%
  \def\par{\@ifvmode{}{\unskip\egroup\@@par}}%
  #1\par
 \endgroup
}

\def\bibsection{
  \section*{\MakeTextUppercase\refname}
}%


\def\titlerunning#1{\gdef\@titlerunning{\uppercase{#1}}}\edef\@titlerunning{}%
\def\authorrunning#1{\gdef\@authorrunning{\uppercase{#1}}}\edef\@authorrunning{}%
\def\toctitle#1{\gdef\@toctitle{#1}}\edef\@toctitle{}%
\gdef\tocauthor#1{\gdef\@tocauthor{#1}}\edef\@tocauthor{}

\def\@evenhead{\hbox to \textwidth{\small\thepage\hfil\hbox{\small\rm\unboldmath\ignorespaces\addspaceskip{1.5}{1.5}\@authorrunning}\hfil\hphantom{\thepage}}%
\figmove@sw{\special{html: evenhead: src:\the\inputlineno\CurrentInput}}{}%
}%
\def\@oddhead{\hbox to \textwidth{\small\hphantom{\thepage}\hfil\hbox{\small\rmfamily\unboldmath\ignorespaces\addspaceskip{1.5}{1.5}\@titlerunning}\hfil\thepage}%
\figmove@sw{\special{html: oddhead: src:\the\inputlineno\CurrentInput}}{}%
}%
\def\textmakefnmark#1#2{%
\c@footnote#1
\def\@fnmarkadd{#2}
\def\@makefnmark{\hbox{\@textsuperscript{\normalfont\@fnmark}}}
}%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%\def\author#1{\gdef\@author{#1}}
%\gdef\@author{}

\def\tauthor#1{\gdef\@tauthor{#1}}
\gdef\@tauthor{}

\def\crauthor#1{\gdef\@crauthor{\uppercase{#1}}}
\gdef\@tauthor{}

\def\tit#1{\gdef\@tit{\Large{#1}}}
\gdef\@tit{}

\def\shorttit#1{\gdef\@shorttit{\uppercase{#1}}}
\gdef\@shorttit{}

\def\subclass#1{\gdef\@subclass{%
\parbox[t]{\frontmatter@abstractwidth}{{\small \textbf{2010 Mathematical Subject Classification:}~\texttt{#1} \hfill}}{}
}}
\gdef\@subclass{}

%\def\address{\replace@command\address\affiliation}
\def\@keywords@name{Keywords~and~phrases:}%
\def\@keywords@produce#1{%
\parbox[t]{\frontmatter@abstractwidth}{{\small \@keywords@name~\textit{#1} \hfill}}{}
}%

\renewenvironment{acknowledgments}[1][\unskip]{%
\smallskip
\par
\noindent
\textbf{Acknowledgments.} #1
\noindent}

\renewcommand*\email[1][Electronic address: ]{\begingroup\sanitize@url\@email{#1}}%
\def\@email#1#2{%
 \endgroup
 \@AF@join{#1\href{mailto:#2}{#2}}%
}%
\def\@fnsymbol#1{\ensuremath{\ifcase#1\or \hbox{*\protect\phantom{***}}\or \hbox{**\protect\phantom{**}}\or \hbox{***\protect\phantom{*}}\or \hbox{****}\or
  \hbox{*****}\or \hbox{******}\or \hbox{*******}\or  \hbox{********}\or \hbox{*********}\or
  \hbox{**********}\or \hbox{***********}\or \hbox{************}
  \else\@ctrerr\fi}}
\def\afterauthors#1{\gdef\@after@authors{#1}}\edef\@after@authors{\relax}

\def\refitem#1{\relax}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\titleblock@produce{%
 \begingroup
  \let\footnote\footnote@latex
  \let\@makefnmark\@makefnmark@latex
  \let\@footnotemark\@footnotemark@latex
  \let\thefootnote\frontmatter@thefootnote
  \global\c@footnote\z@
  \let\@makefnmark\frontmatter@makefnmark
  \frontmatter@setup
\thispagestyle{titlepage}\label{FirstPage}%
  \frontmatter@title@produce
  \groupauthors@sw{\frontmatter@author@produce@group
  }{\frontmatter@author@produce@script}
  \frontmatter@RRAPformat{%
    \expandafter\produce@RRAP\expandafter{\@received}%
  }%
  \frontmatter@abstract@produce
  %\rule{0pt}{15pt}
  \@subclass
  \rule{0pt}{15pt}\@keywords@produce\@keywords
  \par
  \frontmatter@finalspace
 \endgroup
}%%%%

\def\afterauthors#1{\gdef\@after@authors{#1}}\edef\@after@authors{\relax}%

\def\firstaffiliation#1{\appdef@eval{\@firstaffiliation}{#1}}\edef\@firstaffiliation{}%
\def\lastaffiliation#1{\appdef@eval{\@lastaffiliation}{#1}}\edef\@lastaffiliation{}%
\def\firstcollaboration#1{\gdef\@firstcollaboration{#1}}\edef\@firstcollaboration{}%

\def\frontmatter@footnote@produce@footnote@star{%
 \let\@TBN@opr\present@FMNS@footnote
 \@FMNS@list
 \global\let\@FMNS@list\@empty
}%

%\def\@affil@script#1#2#3{%
% \@ifnum{#1=\z@}{}{%
%  \par
%  \begingroup
%   \frontmatter@affiliationfont
%   \textsuperscript{#1}%
%   #2%
%   \@if@empty{#3}{}{\frontmatter@footnote{#3}}%
%   \par
%  \endgroup
% }%
%}%

\def\frontmatter@author@produce@script{%
  \begingroup
    \let\@author@present\@author@present@script
    \let\AU@temp\@empty
    \@tempcnta\z@
    \let\AF@opr \@gobble
    \def\AU@opr{\@author@count\@tempcnta}%
    \def\CO@opr{\@collaboration@count\AU@temp\@tempcnta}%
    \@AAC@list
    \expandafter\CO@opr\@author@cleared
    \begingroup
\frontmatter@authorformat
\let\AF@opr \@affilID@def
\let\AU@opr \@author@present
\def\CO@opr{\@collaboration@present\AU@temp}%
\set@listcomma@list\AU@temp
%\say{\@AAC@list}
\@AAC@list \unskip\unskip
%!
\@after@authors
%!!
\par
\endgroup
    \begingroup
\frontmatter@above@affiliation@script
%!
%% Collaboration
\@ifempty\@firstcollaboration{}{{\vspace*{6pt}\normalfont\large\@firstcollaboration}\par\smallskip}
%% Вставляем адрес организации представившей статью
\@ifempty\@firstaffiliation{}{\normalfont\small\itshape\@firstaffiliation\par}
\let\AFF@opr \@affil@script
\noindent\parbox{\textwidth}{\@AFF@list}{}
%\@AFF@list
\frontmatter@footnote@produce \frontmatter@footnote@produce@footnote@star
\par
\endgroup
  \endgroup
}%


\@ifxundefined\figmove@sw{\@booleanfalse\figmove@sw}{}%
\def\figmovetrue{\expandafter\makeatletter\expandafter\@booleantrue\expandafter\figmove@sw\expandafter\makeatother}%
\def\figmovefalse{\expandafter\makeatletter\expandafter\@booleanfalse\expandafter\figmove@sw\expandafter\makeatother}%
\figmove@sw{\special{html: makecol: start column \the\pagegrid@col\space colht=\the\@colht\space colroom=\the\@colroom\space src:\the\inputlineno\CurrentInput}}{}%
\renewcommand\onecolumngrid{\do@columngrid{one}{\@ne}\figmove@sw{\special{html: onecolumngrid:}}{}}%
\renewcommand\twocolumngrid{\do@columngrid{mlt}{\tw@}\figmove@sw{\special{html: twocolumngrid:}}{}}%

 \global\let\@FMNS@list\@empty

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%