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--- /arXMLiv/repos/arXMLiv/trunk/sty/def2.cls	2010-04-03 02:17:41.000000000 +0200
+++ /arXMLiv/repos/arXMLiv/trunk/sty/natr.cls	2010-04-02 19:08:55.000000000 +0200
@@ -1,9 +1,79 @@
+%%
+%% This is file `natr.cls',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% scibioch.dtx  (with options: `natr')
+%%
+%% This is a generated file.
+%%
+%% Copyright 1996, 2002 by Shinsaku Fujita
+%%
+%% This file is part of the ChemSci system.
+%% =======================================
+%%
+%% Version 2.00 Released on November 30, 2002 (Version 1.02)
+%% Version 1.00 Released on June 1, 1996 (Private)
+%%
+%% Copyright (C) 1996, 2002 by Shinsaku Fujita, all rights reserved.
+%% This style file is created for submitting a manuscript to
+%% scientific journals. This style file is to be contained in the
+%% ``chemist'' directory which is an input directory for TeX.
+%%
+%% For using this file, see
+%%   Shinsaku Fujita, ``LaTeX for Chemists and Biochemists''
+%%   Tokyo Kagaku Dojin, Tokyo (1993), Chapter 16.
+%%
+%% Copying of this file is authorized only if either
+%%
+%%  (1) you make absolutely no changes to your copy, including name and
+%%      directory name
+%%  (2) if you do make changes,
+%%      (a) you name it something other than the names included in the
+%%          ``chemist'' directory and
+%%      (b) you acknowledge the original name.
+%%  This restriction ensures that all standard styles are identical.
+%%
+%% =======================================
+%%
+%% This file is a modification of article.sty (LaTeX2.09) and of article.cls
+%% (a LaTeX2e standard class), the reused parts of which is subject to
+%% Copyright 1994 the LaTeX3 project and the individual authors (For further
+%% copyright information see the file legal.txt of the LaTeX2e standard
+%% distribution, and any other copyright indicated in this file.)
+%%
+%% \CharacterTable
+%%  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
+%%   Lower-case    \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
+%%   Digits        \0\1\2\3\4\5\6\7\8\9
+%%   Exclamation   \!     Double quote  \"     Hash (number) \#
+%%   Dollar        \$     Percent       \%     Ampersand     \&
+%%   Acute accent  \'     Left paren    \(     Right paren   \)
+%%   Asterisk      \*     Plus          \+     Comma         \,
+%%   Minus         \-     Point         \.     Solidus       \/
+%%   Colon         \:     Semicolon     \;     Less than     \<
+%%   Equals        \=     Greater than  \>     Question mark \?
+%%   Commercial at \@     Left bracket  \[     Backslash     \\
+%%   Right bracket \]     Circumflex    \^     Underscore    \_
+%%   Grave accent  \`     Left brace    \{     Vertical bar  \|
+%%   Right brace   \}     Tilde         \~}
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesClass{def2}[1997/08/13 v1.0 Standard LaTeX document class]
-\newcommand\@ptsize{}
+\ProvidesClass{natr}
+   [2002/11/30 v1.02
+    ChemSci document class]
+\def\j@urnalname{natr} \def\journalID{natr}
+\def\versi@ndate{November 30, 2002}
+\def\versi@nno{ver1.02}
+\def\copyrighth@lder{SF} % Shinsaku Fujita
+\typeout{Document Class `\j@urnalname' (\versi@nno) <\versi@ndate>\space
+[\copyrighth@lder]}
+\def\@ptsize{}
 \newif\if@restonecol
 \newif\if@titlepage
 \@titlepagefalse
+\newif\if@openright
+\@openrightfalse
 \newif\if@openbib
 \@openbibfalse
 \DeclareOption{a4paper}
@@ -24,174 +94,54 @@
 \DeclareOption{executivepaper}
    {\setlength\paperheight {10.5in}%
     \setlength\paperwidth  {7.25in}}
+\DeclareOption{b4paper}
+   {\setlength\paperheight {364mm}%
+    \setlength\paperwidth  {257mm}}
 \DeclareOption{landscape}
    {\setlength\@tempdima   {\paperheight}%
     \setlength\paperheight {\paperwidth}%
     \setlength\paperwidth  {\@tempdima}}
-\DeclareOption{10pt}{\renewcommand\@ptsize{0}}
-\DeclareOption{11pt}{\renewcommand\@ptsize{1}}
-\DeclareOption{12pt}{\renewcommand\@ptsize{2}}
-\DeclareOption{oneside}{\@twosidefalse \@mparswitchfalse}
-\DeclareOption{twoside}{\@twosidetrue  \@mparswitchtrue}
+\let\p@perarea\empty
+\DeclareOption{a4j}{\def\p@perarea{a4j}}
+\DeclareOption{10pt}{\def\@ptsize{0}}
+\DeclareOption{11pt}{\def\@ptsize{1}}
+\DeclareOption{12pt}{\def\@ptsize{2}}
+\DeclareOption{oneside}{\@twosidefalse}
+\DeclareOption{twoside}{\@twosidetrue}
 \DeclareOption{draft}{\setlength\overfullrule{5pt}}
 \DeclareOption{final}{\setlength\overfullrule{0pt}}
 \DeclareOption{titlepage}{\@titlepagetrue}
 \DeclareOption{notitlepage}{\@titlepagefalse}
+\DeclareOption{openright}{\@openrightfalse}
+\DeclareOption{openany}{\@openrighttrue}
 \DeclareOption{onecolumn}{\@twocolumnfalse}
 \DeclareOption{twocolumn}{\@twocolumntrue}
 \DeclareOption{leqno}{\input{leqno.clo}}
 \DeclareOption{fleqn}{\input{fleqn.clo}}
 \DeclareOption{openbib}{\@openbibtrue}
-\ExecuteOptions{letterpaper,10pt,onecolumn,final,twoside}
+\ExecuteOptions{a4paper,12pt,a4j,oneside,onecolumn,final}
 \ProcessOptions
-%\input{size1\@ptsize.clo}
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-\renewcommand\normalsize{%
-   \@setfontsize\normalsize\@xipt{13pt}
-   \abovedisplayskip 10\p@ \@plus2\p@ \@minus5\p@
-   \abovedisplayshortskip \z@ \@plus3\p@
-   \belowdisplayshortskip 6\p@ \@plus3\p@ \@minus3\p@
-   \belowdisplayskip \abovedisplayskip
-   \let\@listi\@listI}
-\normalsize
-\newcommand\small{%
-   \@setfontsize\small\@xpt{12}%
-   \abovedisplayskip 8.5\p@ \@plus3\p@ \@minus4\p@
-   \abovedisplayshortskip \z@ \@plus2\p@
-   \belowdisplayshortskip 4\p@ \@plus2\p@ \@minus2\p@
-   \def\@listi{\leftmargin\leftmargini
-               \topsep 4\p@ \@plus2\p@ \@minus2\p@
-               \parsep \z@
-               \itemsep \parsep}%
-   \belowdisplayskip \abovedisplayskip
-}
-\newcommand\footnotesize{%
-   \@setfontsize\footnotesize\@ixpt{11}%
-   \abovedisplayskip 6\p@ \@plus2\p@ \@minus4\p@
-   \abovedisplayshortskip \z@ \@plus\p@
-   \belowdisplayshortskip 3\p@ \@plus\p@ \@minus2\p@
-   \def\@listi{\leftmargin\leftmargini
-               \topsep 3\p@ \@plus\p@ \@minus\p@
-               \parsep \z@
-               \itemsep \parsep}%
-   \belowdisplayskip \abovedisplayskip
-}
-\newcommand\scriptsize{\@setfontsize\scriptsize\@viiipt\@xpt}
-\newcommand\tiny{\@setfontsize\tiny\@vpt\@vipt}
-\newcommand\large{\@setfontsize\large\@xiipt{14}}
-\newcommand\Large{\@setfontsize\Large\@xivpt{18}}
-\newcommand\LARGE{\@setfontsize\LARGE\@xviipt{22}}
-\newcommand\huge{\@setfontsize\huge\@xxpt{25}}
-\newcommand\Huge{\@setfontsize\Huge\@xxvpt{30}}
-%
-\setlength\parindent{1em}
-\setlength\headheight{10\p@}
-\setlength\headsep   {12\p@}
-\setlength\topskip   {10\p@}
-\setlength\footskip{30\p@}
-\setlength\maxdepth{.5\topskip}
-\setlength\@maxdepth\maxdepth
-%\setlength\textwidth{32pc}\advance\hoffset2pc
-%\setlength\textheight{54pc}\advance\voffset-5pc
-\setlength\textwidth{38pc}\advance\hoffset-2.5pc    % MG
-\setlength\textheight{52pc}\advance\voffset-1pc     % MG
-
-\setlength\oddsidemargin{+2pc}     % MG
-\setlength\evensidemargin{+2pc}    % MG
-\setlength\topmargin{4pc}
-\setlength\marginparwidth{130\p@}
-\setlength\marginparsep{11\p@}
-\setlength\marginparpush{5\p@}
-
-\setlength\footnotesep{6.65\p@}
-\setlength{\skip\footins}{9\p@ \@plus 4\p@ \@minus 2\p@}
-\setlength\floatsep    {12\p@ \@plus 2\p@ \@minus 2\p@}
-\setlength\textfloatsep{20\p@ \@plus 2\p@ \@minus 4\p@}
-\setlength\intextsep   {12\p@ \@plus 2\p@ \@minus 2\p@}
-\setlength\dblfloatsep    {12\p@ \@plus 2\p@ \@minus 2\p@}
-\setlength\dbltextfloatsep{20\p@ \@plus 2\p@ \@minus 4\p@}
-\setlength\@fptop{0\p@ \@plus 1fil}
-\setlength\@fpsep{8\p@ \@plus 2fil}
-\setlength\@fpbot{0\p@ \@plus 1fil}
-\setlength\@dblfptop{0\p@ \@plus 1fil}
-\setlength\@dblfpsep{8\p@ \@plus 2fil}
-\setlength\@dblfpbot{0\p@ \@plus 1fil}
-\setlength\partopsep{0\p@}
-\def\@listI{\leftmargin\leftmargini
-            \parsep \z@
-            \topsep 8\p@ \@plus2\p@ \@minus4\p@
-            \itemsep4\p@ \@plus2\p@ \@minus\p@}
-\let\@listi\@listI
-\@listi
-\def\@listii {\leftmargin\leftmarginii
-              \labelwidth\leftmarginii
-              \advance\labelwidth-\labelsep
-              \topsep    4\p@ \@plus2\p@ \@minus\p@
-              \parsep \z@
-              \itemsep   \parsep}
-\def\@listiii{\leftmargin\leftmarginiii
-              \labelwidth\leftmarginiii
-              \advance\labelwidth-\labelsep
-              \topsep    2\p@ \@plus\p@\@minus\p@
-              \parsep    \z@
-              \partopsep \p@ \@plus\z@ \@minus\p@
-              \itemsep   \topsep}
-\def\@listiv {\leftmargin\leftmarginiv
-              \labelwidth\leftmarginiv
-              \advance\labelwidth-\labelsep}
-\def\@listv  {\leftmargin\leftmarginv
-              \labelwidth\leftmarginv
-              \advance\labelwidth-\labelsep}
-\def\@listvi {\leftmargin\leftmarginvi
-              \labelwidth\leftmarginvi
-              \advance\labelwidth-\labelsep}
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+\input{size1\@ptsize.clo}
+\ifx\p@perarea\empty \else
+\input{\p@perarea.clo}\fi
 \setlength\lineskip{1\p@}
 \setlength\normallineskip{1\p@}
-%\renewcommand\baselinestretch{2}
-\renewcommand\baselinestretch{1}       % MG
-\setlength\parskip{0\p@}
+\def\baselinestretch{1.5}
+\def\changespace#1{\def\baselinestretch{#1}\normalsize}
+\setlength\parskip{0\p@ \@plus \p@}
 \@lowpenalty   51
 \@medpenalty  151
 \@highpenalty 301
-\setcounter{topnumber}{1}
-\renewcommand\topfraction{.1}
-\setcounter{bottomnumber}{5}
-\renewcommand\bottomfraction{.1}
+\setcounter{topnumber}{2}
+\def\topfraction{.7}
+\setcounter{bottomnumber}{1}
+\def\bottomfraction{.3}
 \setcounter{totalnumber}{3}
-\renewcommand\textfraction{.9}
-\renewcommand\floatpagefraction{1}
+\def\textfraction{.2}
+\def\floatpagefraction{.5}
 \setcounter{dbltopnumber}{2}
-\renewcommand\dbltopfraction{.1}
-\renewcommand\dblfloatpagefraction{.1}
-
-\long\def\@makecaption#1#2{
- \vskip 10pt
- \setbox\@tempboxa\hbox{#1: #2}
- \ifdim \wd\@tempboxa >\hsize #1: #2\par \else \hbox
-to\hsize{\hfil\box\@tempboxa\hfil}
- \fi}
-\def\figurebox#1#2{\hfill\fboxsep0pt\fbox{\vbox to #1{\hsize#2\hskip#2}}\hfill}
-
-\def\Caption{\refstepcounter\@captype \@dblarg{\@caption\@captype}}
-\long\def\@caption#1[#2]#3{%
-  \par
-  \addcontentsline{\csname ext@#1\endcsname}{#1}%
-    {\protect\numberline{\csname the#1\endcsname}{\ignorespaces #2}}%
-  \begingroup
-    \@parboxrestore
-    \if@minipage
-      \@setminipage
-    \fi
-    \normalsize
-    \@makecaption{\csname fnum@#1\endcsname}{\ignorespaces #3}\par
-  \endgroup}
-
-\def\toprule{\hline}
-\def\colrule{\hline}
-\def\botrule{\hline}
-
-
+\def\dbltopfraction{.7}
+\def\dblfloatpagefraction{.5}
 \if@twoside
     \def\ps@headings{%
       \let\@oddfoot\@empty\let\@evenfoot\@empty
@@ -199,12 +149,16 @@
       \def\@oddhead{{\slshape\rightmark}\hfil\thepage}%
       \let\@mkboth\markboth
       \def\sectionmark##1{%
-        \markboth {\uppercase{\ifnum \c@secnumdepth >\z@
-            \thesection.\hskip 1em\relax\fi
+      \markboth {\MakeUppercase{%
+        \ifnum \c@secnumdepth >\z@
+          \thesection\quad
+        \fi
             ##1}}{}}%
       \def\subsectionmark##1{%
-        \markright {\ifnum \c@secnumdepth >\@ne
-            \thesubsection\hskip 1em\relax \fi
+      \markright {%
+        \ifnum \c@secnumdepth >\@ne
+          \thesubsection\quad
+          \fi
             ##1}}}
 \else
     \def\ps@headings{%
@@ -212,23 +166,12 @@
       \def\@oddhead{{\slshape\rightmark}\hfil\thepage}%
       \let\@mkboth\markboth
       \def\sectionmark##1{%
-        \markright {\uppercase{\ifnum \c@secnumdepth >\m@ne
-            \thesection\hskip 1em\relax \fi
+      \markright {\MakeUppercase{%
+        \ifnum \c@secnumdepth >\m@ne
+          \thesection\quad
+        \fi
             ##1}}}}
 \fi
-%%%
-\def\ps@plain{\let\@mkboth\@gobbletwo
-\def\@oddhead{\hfill\footnotesize\@jname\ \@jyear\
-\@jvol\qquad\@arinfo\hfill}\def\@oddfoot{\rm\hfil\thepage
-\hfil}\let\@evenhead\@oddhead\let\@evenfoot\@oddfoot}
-%
-%%%
-\def\jname#1{\gdef\@jname{#1}}
-\def\jvol#1{\gdef\@jvol{#1}}
-\def\jyear#1{\gdef\@jyear{#1}}
-\def\ARinfo#1{\gdef\@arinfo{#1}}
-\jname{}\jyear{}\jvol{}\ARinfo{}
-%
 \def\ps@myheadings{%
     \let\@oddfoot\@empty\let\@evenfoot\@empty
     \def\@evenhead{\thepage\hfil\slshape\leftmark}%
@@ -237,72 +180,46 @@
     \let\sectionmark\@gobble
     \let\subsectionmark\@gobble
     }
-\if@titlepage
-  \newcommand\maketitle{\begin{titlepage}%
-  \let\footnotesize\small
-  \let\footnoterule\relax
-  \null\vfil
-  \vskip 60\p@
-  \begin{center}%
-    {\LARGE \@title \par}%
-    \vskip 3em%
-    {\large
-     \lineskip .75em%
-      \begin{tabular}[t]{c}%
-        \@author
-      \end{tabular}\par}%
-      \vskip 1.5em%
-    {\large \@date \par}%       % Set date in \large size.
-  \end{center}\par
-  \@thanks
-  \vfil\null
-  \end{titlepage}%
-  \setcounter{footnote}{0}%
-  \let\thanks\relax\let\maketitle\relax
-  \gdef\@thanks{}\gdef\@author{}\gdef\@title{}}
-\else
-\newcommand\maketitle{\par
+ \def\aand{$\!$}
+ \def\address#1{\gdef\@address{#1}}
+ \def\hdtitle#1{\gdef\@hdtitle{#1}}
+ \def\clarticle#1{\gdef\@clarticle{#1}}
+ \def\authors#1{\gdef\@authors{#1}}
+\def\maketitle{\par
   \begingroup
-    \renewcommand\thefootnote{\fnsymbol{footnote}}%
-    \def\@makefnmark{\hbox to\z@{$\m@th^{\@thefnmark}$\hss}}%
-    \long\def\@makefntext##1{\parindent 1em\noindent
-            \hbox to1.8em{\hss$\m@th^{\@thefnmark}$}##1}%
+\def\@makefnmark{$^{\mbox{\scriptsize\@thefnmark}}\m@th$}
     \if@twocolumn
-      \ifnum \col@number=\@ne
-        \@maketitle
-      \else
-        \twocolumn[\@maketitle]%
-      \fi
-    \else
-      \newpage
-      \global\@topnum\z@   % Prevents figures from going at top of page.
-      \@maketitle
-    \fi
-    \thispagestyle{plain}\@thanks
+  \twocolumn[\@maketitle]
+  \else \newpage
+  \global\@topnum\z@ \@maketitle \fi%
+ \thispagestyle{plain}
+ \@thanks
   \endgroup
   \setcounter{footnote}{0}%
-  \let\thanks\relax
-  \let\maketitle\relax\let\@maketitle\relax
-  \gdef\@thanks{}\gdef\@author{}\gdef\@title{}}
-\def\@maketitle{%
-\newpage\null\vskip2em
-\begin{center}{\LARGE\bf\@title \par}\vskip2em
-{\large\it\begin{tabular}[t]{@{}p{\textwidth}@{}}\@author\end{tabular}}\vskip2em
-{\small\unvbox\keywordsbox\par}\end{center}\vskip 2em%
-{\unvbox\abstractbox\par}
-%\tableofcontents
+ \let\maketitle\relax
+ \let\@maketitle\relax
+ \gdef\@thanks{}\gdef\@title{}\gdef\@authors{}\gdef\@address{}
+ \gdef\@clarticle{}\gdef\@hdtitle{}
+\gdef\@correspond{}
+ \let\thanks\relax%
 }
-\fi
-\def\affiliation#1{\\{\raggedright\upshape\footnotesize#1\par}\\[6pt]}
-\def\@keywords{}
-\newbox\keywordsbox
-\newenvironment{keywords}{%
-  \global\setbox\keywordsbox\vbox\bgroup\footnotesize\noindent\@hangfrom{KEYWORDS:\ }}{%
-		\egroup}
-\def\@abstract{}
-\newbox\abstractbox
-\newenvironment{abstract}{\global\setbox\abstractbox\vbox\bgroup\parindent0pt\footnotesize
-{\bf ABSTRACT:}\ \noindent}{\egroup}
+\def\@maketitle{\newpage \null \vskip 2em
+ \begin{flushleft}
+ \parbox[t]{\hsize}{%
+ {\Large \sf \raggedright
+ \baselineskip=18pt %%1992 april 23
+ \@title            %%paragraph end
+ \par}} \end{flushleft}
+ \vskip 12pt \begin{flushleft}
+ \parbox[t]{14cm}{\sf \raggedright
+ \baselineskip=18pt %%1992 april 23
+ \lineskip .5em
+  \@authors} \end{flushleft}
+ \begin{flushleft}
+  \parbox[t]{14cm}{\baselineskip=18pt
+ {\rm \@address} \par}
+ \end{flushleft}
+ \vskip 18pt}
 \setcounter{secnumdepth}{3}
 \newcounter {part}
 \newcounter {section}
@@ -310,13 +227,13 @@
 \newcounter {subsubsection}[subsection]
 \newcounter {paragraph}[subsubsection]
 \newcounter {subparagraph}[paragraph]
-\renewcommand\thepart          {\Roman{part}}
-\renewcommand\thesection       {\arabic{section}}
-\renewcommand\thesubsection    {\thesection.\arabic{subsection}}
-\renewcommand\thesubsubsection {\thesubsection .\arabic{subsubsection}}
-\renewcommand\theparagraph     {\thesubsubsection.\arabic{paragraph}}
-\renewcommand\thesubparagraph  {\theparagraph.\arabic{subparagraph}}
-\newcommand\part{\par
+\def\thepart         {\@Roman\c@part}
+\def\thesection      {\@arabic\c@section}
+\def\thesubsection{\thesection.\@arabic\c@subsection}
+\def\thesubsubsection{\thesubsection .\@arabic\c@subsubsection}
+\def\theparagraph    {\thesubsubsection.\@arabic\c@paragraph}
+\def\thesubparagraph {\theparagraph.\@arabic\c@subparagraph}
+\def\part{\par
    \addvspace{4ex}%
    \@afterindentfalse
    \secdef\@part\@spart}
@@ -330,7 +247,7 @@
     \fi
     {\parindent \z@ \raggedright
      \interlinepenalty \@M
-     \reset@font
+     \normalfont
      \ifnum \c@secnumdepth >\m@ne
        \Large\bfseries \partname~\thepart
        \par\nobreak
@@ -343,7 +260,7 @@
 \def\@spart#1{%
     {\parindent \z@ \raggedright
      \interlinepenalty \@M
-     \reset@font
+     \normalfont
      \huge \bfseries #1\par}%
      \nobreak
      \vskip 3ex
@@ -357,26 +274,74 @@
               \if@tempswa
                 \twocolumn
               \fi}
-\newcommand\section{\@startsection {section}{1}{\z@}%
-                                   {-3.5ex \@plus -1ex \@minus -.2ex}%
-                                   {2.3ex \@plus.2ex}%
-                                   {\reset@font\large\bfseries}}
-\newcommand\subsection{\@startsection{subsection}{2}{\z@}%
-                                     {-3.25ex\@plus -1ex \@minus -.2ex}%
-                                     {1.5ex \@plus .2ex}%
-                                     {\reset@font\large\it}}
-\newcommand\subsubsection{\@startsection{subsubsection}{3}{\z@}%
-                                     {-3.25ex\@plus -1ex \@minus -.2ex}%
-                                     {1.5ex \@plus .2ex}%
-                                     {\reset@font\normalsize}}
-\newcommand\paragraph{\@startsection{paragraph}{4}{\z@}%
+%%%%%%%%%%%%%%%1992 april 25%%%for centering section title%%%%%%%%%%%
+%%%%%%%%%%%%%%%1992 July 8%%%%%%%%Section Numbering  1 ===> 1. %%%%
+\def\@sect#1#2#3#4#5#6[#7]#8{\ifnum #2>\c@secnumdepth
+     \def\@svsec{}\else
+     \refstepcounter{#1}%
+     \edef\@svsec{\csname the#1\endcsname.\hskip 1em }%
+     \fi
+     \@tempskipa #5\relax
+      \ifdim \@tempskipa>\z@
+        \begingroup
+          #6\relax
+          \@hangfrom{\hskip #3\relax\@svsec}%
+          {\interlinepenalty \@M \uppercase{#8}\par}
+        \endgroup
+       \csname #1mark\endcsname{#7}\addcontentsline
+         {toc}{#1}{\ifnum #2>\c@secnumdepth \else
+                      \protect\numberline{\csname the#1\endcsname}\fi
+                    #7}\else
+      \def\@svsechd{#6\hskip #3\@svsec #8.\csname #1mark\endcsname
+                      {#7}\addcontentsline
+                           {toc}{#1}{\ifnum #2>\c@secnumdepth \else
+                             \protect\numberline{\csname the#1\endcsname}\fi
+                       #7}}\fi
+     \@xsect{#5}}
+\def\@ssect#1#2#3#4#5{\@tempskipa #3\relax
+   \ifdim \@tempskipa>\z@
+     \begingroup%
+     #4\@hangfrom{\hskip #1}%
+     {\interlinepenalty \@M \uppercase{#5}\par}
+     \endgroup
+   \else \def\@svsechd{#4\hskip #1\relax #5.}\fi
+    \@xsect{#3}}
+\def\section{%
+\@startsection {section}{1}%
+{\z@}%
+       {-3.5ex plus -1ex minus -.2ex}%
+             {2.3ex plus .2ex}%
+                            {%
+  \normalfont\Large\sffamily%
+}}
+\def\subsection{%
+\@startsection{subsection}{2}%
+{\z@}%
+{-3.25ex plus -1ex minus -.2ex}%
+{-1em}
+                              {%
+   \normalfont\normalsize\sffamily%
+}}
+\def\subsubsection{%
+\@startsection{subsubsection}{3}%
+{\z@}%
+{3.25ex plus 1ex minus .2ex}%
+  {-1em}
+              {%
+ \normalfont\normalsize\itshape%
+}}
+\def\paragraph{\@startsection{paragraph}{4}%
+{\z@}%
                                     {3.25ex \@plus1ex \@minus.2ex}%
                                     {-1em}%
-                                    {\reset@font\normalsize\bfseries}}
-\newcommand\subparagraph{\@startsection{subparagraph}{5}{\parindent}%
+{\normalfont\normalsize}
+}
+\def\subparagraph{\@startsection{subparagraph}{5}%
+ {\z@}%
                                        {3.25ex \@plus1ex \@minus .2ex}%
                                        {-1em}%
-                                      {\reset@font\normalsize\bfseries}}
+ {\normalfont\normalsize}
+}
 \if@twocolumn
   \setlength\leftmargini  {2em}
 \else
@@ -399,27 +364,33 @@
 \@beginparpenalty -\@lowpenalty
 \@endparpenalty   -\@lowpenalty
 \@itempenalty     -\@lowpenalty
-\renewcommand\theenumi{\arabic{enumi}}
-\renewcommand\theenumii{\alph{enumii}}
-\renewcommand\theenumiii{\roman{enumiii}}
-\renewcommand\theenumiv{\Alph{enumiv}}
-\newcommand\labelenumi{\theenumi.}
-\newcommand\labelenumii{(\theenumii)}
-\newcommand\labelenumiii{\theenumiii.}
-\newcommand\labelenumiv{\theenumiv.}
-\renewcommand\p@enumii{\theenumi}
-\renewcommand\p@enumiii{\theenumi(\theenumii)}
-\renewcommand\p@enumiv{\p@enumiii\theenumiii}
-\newcommand\labelitemi{$\m@th\bullet$}
-\newcommand\labelitemii{\normalfont\bfseries --}
-\newcommand\labelitemiii{$\m@th\ast$}
-\newcommand\labelitemiv{$\m@th\cdot$}
+\def\theenumi{\@arabic\c@enumi}
+\def\theenumii{\@alph\c@enumii}
+\def\theenumiii{\@roman\c@enumiii}
+\def\theenumiv{\@Alph\c@enumiv}
+\def\labelenumi{\theenumi.}
+\def\labelenumii{(\theenumii)}
+\def\labelenumiii{\theenumiii.}
+\def\labelenumiv{\theenumiv.}
+\def\p@enumii{\theenumi}
+\def\p@enumiii{\theenumi(\theenumii)}
+\def\p@enumiv{\p@enumiii\theenumiii}
+\def\labelitemi{$\m@th\bullet$}
+\def\labelitemii{\normalfont\bfseries --}
+\def\labelitemiii{$\m@th\ast$}
+\def\labelitemiv{$\m@th\cdot$}
 \newenvironment{description}
                {\list{}{\labelwidth\z@ \itemindent-\leftmargin
                         \let\makelabel\descriptionlabel}}
                {\endlist}
-\newcommand\descriptionlabel[1]{\hspace\labelsep
+\def\descriptionlabel#1{\hspace\labelsep
                                 \normalfont\bfseries #1}
+\def\abstract{\if@twocolumn\section*{\abstractname}\else
+\noindent \vtop{\hbox to\hsize{}\hrule \kern6pt}\sf\par
+\noindent\ignorespaces\fi}
+\def\endabstract{\if@twocolumn\else
+\par\vspace*{-6pt}\noindent \vtop{\hrule\hbox to\hsize{} \kern6pt}\par\fi
+\vskip 1.5em}
 \newenvironment{verse}
                {\let\\=\@centercr
                 \list{}{\itemsep      \z@
@@ -433,7 +404,7 @@
                {\list{}{\listparindent 1.5em%
                         \itemindent    \listparindent
                         \rightmargin   \leftmargin
-                        \parsep        \z@}%
+                        \parsep        \z@ \@plus\p@}%
                 \item[]}
                {\endlist}
 \newenvironment{quote}
@@ -456,10 +427,10 @@
     {\if@restonecol\twocolumn \else \newpage \fi
       \setcounter{page}{1}%
     }
-\newcommand\appendix{\par
+\def\appendix{\par
   \setcounter{section}{0}%
   \setcounter{subsection}{0}%
-  \renewcommand\thesection{\Alph{section}}}
+  \def\thesection{\@Alph\c@section}}
 \setlength\arraycolsep{5\p@}
 \setlength\tabcolsep{6\p@}
 \setlength\arrayrulewidth{.4\p@}
@@ -468,13 +439,13 @@
 \skip\@mpfootins = \skip\footins
 \setlength\fboxsep{3\p@}
 \setlength\fboxrule{.4\p@}
-\renewcommand\theequation{\arabic{equation}}
+\def\theequation{\@arabic\c@equation}
 \newcounter{figure}
-\renewcommand\thefigure{\@arabic\c@figure}
+\def\thefigure{\@arabic\c@figure}
 \def\fps@figure{tbp}
 \def\ftype@figure{1}
 \def\ext@figure{lof}
-\def\fnum@figure{\figurename~\thefigure}
+\def\fnum@figure{{\sffamily \figurename~\thefigure}}
 \newenvironment{figure}
                {\@float{figure}}
                {\end@float}
@@ -482,30 +453,68 @@
                {\@dblfloat{figure}}
                {\end@dblfloat}
 \newcounter{table}
-\renewcommand\thetable{\@arabic\c@table}
+\def\thetable{\@arabic\c@table}
 \def\fps@table{tbp}
 \def\ftype@table{2}
 \def\ext@table{lot}
-\def\fnum@table{\tablename~\thetable}
+\def\fnum@table{{\sffamily \tablename~\thetable}}
 \newenvironment{table}
                {\@float{table}}
                {\end@float}
 \newenvironment{table*}
                {\@dblfloat{table}}
                {\end@dblfloat}
+\newcounter{scheme}
+\def\thescheme{\@arabic\c@scheme}
+\def\fps@scheme{tbp}
+\def\ftype@scheme{4}   %%power of 2
+\def\ext@scheme{los}
+\def\fnum@scheme{{\sffamily \schemename~\thescheme}}
+\def\scheme{\@float{scheme}}
+\let\endscheme\end@float
+\@namedef{scheme*}{\@dblfloat{scheme}}
+\@namedef{endscheme*}{\end@dblfloat}
 \newlength\abovecaptionskip
 \newlength\belowcaptionskip
 \setlength\abovecaptionskip{10\p@}
 \setlength\belowcaptionskip{0\p@}
 \long\def\@makecaption#1#2{%
   \vskip\abovecaptionskip
-  \sbox\@tempboxa{#1: #2}%
-  \ifdim \wd\@tempboxa >\hsize
-    #1: #2\par
-  \else
+\setbox\@tempboxa\hbox{#1\kern1em #2}
+ \ifdim \wd\@tempboxa >\hsize #1\hspace{1em} #2\par
+\else \global\@minipagefalse
     \hbox to\hsize{\hfil\box\@tempboxa\hfil}%
-  \fi
-  \vskip\belowcaptionskip}
+  \fi\vskip\belowcaptionskip}
+\long\def\@maketbcaption{%
+\@ifnextchar [{\@maketbc@ption}{\@maketbc@ption[\hsize]}}
+\long\def\@maketbc@ption[#1]#2#3{\vskip 10pt
+\begingroup\baselineskip=15pt
+\mbox{}\hfill\vtop{\hsize=#1 \hrule\@height.8pt\kern6pt
+\setbox\@tempboxa\hbox{#2\kern1em #3}
+ \ifdim \wd\@tempboxa >#1\relax
+ \hbox{\hsize=#1\centering\vtop{#2\hspace{1em} #3}\par}\par
+ \else \hbox to#1{\hfil\box\@tempboxa\hfil}\par\fi
+\kern6pt\hrule}\hfill\mbox{}\endgroup\par
+\ignorespaces}
+\def\tablewidth#1{\gdef\t@blewidth{#1}}
+\tablewidth{}
+\long\def\@caption#1[#2]#3{\par\addcontentsline{\csname ext@#1\endcsname}%
+{#1}{\protect\numberline{\csname the#1\endcsname}{\ignorespaces #2}}
+\begingroup\@parboxrestore\normalsize
+\def\@@ftype{figure}
+\def\@@ttype{table}
+\def\@@stype{scheme}
+\ifx\@captype\@@ftype
+\@makecaption{\csname fnum@#1\endcsname}{\ignorespaces #3}\par \fi
+\ifx\@captype\@@ttype
+\ifx\t@blewidth\empty
+\@maketbcaption{\csname fnum@#1\endcsname}{\ignorespaces #3}\par
+\else
+\@maketbcaption[\t@blewidth]{\csname fnum@#1\endcsname}{\ignorespaces #3}\par
+\fi\fi
+\ifx\@captype\@@stype
+\@makecaption{\csname fnum@#1\endcsname}{\ignorespaces #3}\par \fi
+\endgroup}
 \DeclareOldFontCommand{\rm}{\normalfont\rmfamily}{\mathrm}
 \DeclareOldFontCommand{\sf}{\normalfont\sffamily}{\mathsf}
 \DeclareOldFontCommand{\tt}{\normalfont\ttfamily}{\mathtt}
@@ -513,30 +522,28 @@
 \DeclareOldFontCommand{\it}{\normalfont\itshape}{\mathit}
 \DeclareOldFontCommand{\sl}{\normalfont\slshape}{\@nomath\sl}
 \DeclareOldFontCommand{\sc}{\normalfont\scshape}{\@nomath\sc}
-\gdef\cal{\protect\pcal}
-\newcommand{\pcal}{\@fontswitch{\relax}{\mathcal}}
-\gdef\mit{\protect\pmit}
-\newcommand{\pmit}{\@fontswitch{\relax}{\mathnormal}}
-\newcommand\@pnumwidth{1.55em}
-\newcommand\@tocrmarg {2.55em}
-\newcommand\@dotsep{4.5}
-\setcounter{tocdepth}{2}
-\newcommand\tableofcontents{%
-    \par\addvspace{24pt plus3pt minus3pt}%
-    \noindent{\normalsize\contentsname}%
-    \vskip6pt
-    \@starttoc{toc}}
-\def\numberline#1{}
-\newcommand\l@part[2]{%
+\DeclareRobustCommand*\cal{\@fontswitch{\relax}{\mathcal}}
+\DeclareRobustCommand*\mit{\@fontswitch{\relax}{\mathnormal}}
+\def\@pnumwidth{1.55em}
+\def\@tocrmarg{2.55em}
+\def\@dotsep{4.5}
+\setcounter{tocdepth}{3}
+\def\tableofcontents{%
+ \section*{\contentsname
+        \@mkboth{%
+           \MakeUppercase\contentsname}{\MakeUppercase\contentsname}}%
+    \@starttoc{toc}%
+    }
+\def\l@part#1#2{%
   \ifnum \c@tocdepth >-2\relax
-    \addpenalty{\@secpenalty}%
+  \addpenalty\@secpenalty
     \addvspace{2.25em \@plus\p@}%
     \begingroup
       \setlength\@tempdima{3em}%
       \parindent \z@ \rightskip \@pnumwidth
       \parfillskip -\@pnumwidth
       {\leavevmode
-       \large \bfseries #1\hfil \hbox to\@pnumwidth{\hss #2}}\par
+       \large \bfseries #1\hfil \hb@xt@\@pnumwidth{\hss #2}}\par
        \nobreak
        \if@compatibility
          \global\@nobreaktrue
@@ -544,290 +551,147 @@
       \fi
     \endgroup
   \fi}
-\newcommand\l@section[2]{%
+\def\l@section#1#2{%
   \ifnum \c@tocdepth >\z@
-    \addpenalty{\@secpenalty}%
+    \addpenalty\@secpenalty
     \addvspace{1.0em \@plus\p@}%
+    \setlength\@tempdima{1.5em}%
     \begingroup
       \parindent \z@ \rightskip \@pnumwidth
       \parfillskip -\@pnumwidth
-      \leavevmode\small
-      #1\nobreak\leaders\hbox{$\m@th \mkern \@dotsep mu.\mkern \@dotsep
-       mu$}\hfill \nobreak\hbox to\@pnumwidth{\hss #2}\par
+      \leavevmode \bfseries
+      \advance\leftskip\@tempdima
+      \hskip -\leftskip
+      #1\nobreak\hfil \nobreak\hb@xt@\@pnumwidth{\hss #2}\par
     \endgroup
   \fi}
-\newcommand\l@subsection[2]{%
-  \ifnum \c@tocdepth > 1
-    \addpenalty{\@secpenalty}%
-    \setlength\@tempdima{14pt}%
-    \begingroup
-      \parindent \z@ \rightskip \@pnumwidth
-      \parfillskip -\@pnumwidth
-      \leftskip\@tempdima\footnotesize
-      \leavevmode{\itshape#1}\nobreak\leaders\hbox{$\m@th \mkern \@dotsep mu.\mkern \@dotsep
-       mu$}\hfill \nobreak\hbox to\@pnumwidth{\hss #2}\par
-    \endgroup
-  \fi}
-%\newcommand\l@subsection   {\@dottedtocline{2}{1.5em}{2.3em}}
-\newcommand\l@subsubsection{\@dottedtocline{3}{3.8em}{3.2em}}
-\newcommand\l@paragraph    {\@dottedtocline{4}{7.0em}{4.1em}}
-\newcommand\l@subparagraph {\@dottedtocline{5}{10em}{5em}}
-\newcommand\listoffigures{%
+\def\l@subsection{\@dottedtocline{2}{1.5em}{2.3em}}
+\def\l@subsubsection{\@dottedtocline{3}{3.8em}{3.2em}}
+\def\l@paragraph{\@dottedtocline{4}{7.0em}{4.1em}}
+\def\l@subparagraph{\@dottedtocline{5}{10em}{5em}}
+\def\listoffigures{%
     \section*{\listfigurename
-      \@mkboth{\uppercase{\listfigurename}}%
-              {\uppercase{\listfigurename}}}%
+      \@mkboth{\MakeUppercase\listfigurename}%
+              {\MakeUppercase\listfigurename}}%
     \@starttoc{lof}%
     }
-\newcommand\l@figure{\@dottedtocline{1}{1.5em}{2.3em}}
-\newcommand\listoftables{%
+\def\l@figure{\@dottedtocline{1}{1.5em}{2.3em}}
+\def\listoftables{%
     \section*{\listtablename
-      \@mkboth{\uppercase{\listtablename}}{\uppercase{\listtablename}}}%
+      \@mkboth{%
+          \MakeUppercase\listtablename}{\MakeUppercase\listtablename}}%
     \@starttoc{lot}%
     }
 \let\l@table\l@figure
-%
-%%% Begin cite.sty
-\edef\citenum{% to restore funny codes
-  \catcode\string`\string ` \the\catcode\string`\`
-  \catcode\string`\string ' \the\catcode\string`\'
-  \catcode\string`\string = \the\catcode\string`\=
-  \catcode\string`\string _ \the\catcode\string`\_
-  \catcode\string`\string : \the\catcode\string`\:}
-\catcode\string`\`12
-\catcode`\'12
-\catcode`\=12
-\catcode`\_8
-\catcode`\:12
-
-%   Handle optional variations:  [verbose,nospace,space,nosort,noadjust],
-%   \citeform,\citeleft,\citeright,\citemid,\citepunct,\citedash
-%
-%   Set defaults:
-
-%   [ on the left.
-\@ifundefined{citeleft}{\let\citeleft=[}{}
-
-%   ] on the right:
-\@ifundefined{citeright}{\let\citeright=]}{}
-
-%   , (comma space) before note
-\@ifundefined{citemid}{\def\citemid{,\penalty\@medpenalty\ }}{}

-%   , (comma thin-space) between entries; [nospace] eliminates the space
-\@ifundefined{citepunct}{
-   \def\citepunct{,\penalty\@m\hskip.13emplus.1emminus.1em}%
- }{}
-
-%   -- (endash) designating range of numbers:
-% (using \hbox avoids easy \exhyphenpenalty breaks)
-\@ifundefined{citedash}{\def\citedash{\hbox{--}\penalty\@m }}{}
-
-%   Each number left as-is:
-\@ifundefined{citeform}{\def\citeform{}}{}
-
-%   Do not repeat warnings.  [verbose] reverses
-\let\oc@verbo\relax
-
-\@ifundefined{DeclareOption}{}%
-{ \toks@={\def\oc@verbo#1#2#3#4{}}
-  \DeclareOption{verbose}{\the\toks@}
-  \DeclareOption{nospace}{\def\citepunct{,\penalty\@m}}
-  \DeclareOption{space}{\def\citepunct{,\penalty\@highpenalty\ }}
-  \DeclareOption{nosort}{\def\@addto@cite@list
-   {\edef\@cite@list{\@cite@list \@celt{\@B@citeB}}}}
-  \DeclareOption{sort}{\let\@cite@list\relax}% default!
-  \DeclareOption{noadjust}{\let\cite@adjust\@empty}% Don't change spaces
-  \DeclareOption{adjust}{\let\cite@adjust\relax}% adjust space before [ ]
-  %\ProvidesPackage{cite}[1999/04/23 \space  v 3.8]
-  \ProcessOptions }
-
-%----------------------
-% \citen uses \@nocite to ignore spaces after commas, and write the aux file
-% \citation. \citen then loops over the citation tags, using \@make@cite@list
-% to make a sorted list of numbers.  Finally, \citen executes \@citelist to
-% compress ranges of numbers and print the list. \citen can be used by itself
-% to give citation numbers without the brackets and other formatting; e.g.,
-% "See also ref.~\citen{junk}."
-%
-\edef\citen{\noexpand\protect \expandafter\noexpand\csname citen \endcsname}
-
-\@namedef{citen }#1{%
-\begingroup
-\let\@safe@activesfalse\@empty
-\@nocite{#1}% ignores spaces, writes to .aux file, returns #1 in \@no@sparg
-\@tempcntb\m@ne    % \@tempcntb tracks highest number
-\let\@h@ld\relax   % nothing held from list yet
-\let\@citea\@empty % no punctuation preceding first
-\let\@celt\delimiter % an unexpandable, but identifiable, token
-\def\@cite@list{}% % empty list to start
-\@for \@citeb:=\@no@sparg\do{\@make@cite@list}% make a sorted list of numbers
-% After sorted citelist is made, execute it to compress citation ranges.
-\@tempcnta\m@ne    % no previous number
-\let\@celt\@compress@cite \@cite@list % output number list with compression
-\@h@ld % output anything held over
-\endgroup}
-
-% For each citation, check if it is defined and if it is a number.
-% if a number: insert it in the sorted \@cite@list
-% otherwise: output it immediately.
-%
-\def\@make@cite@list{%
- \expandafter\let \expandafter\@B@citeB
-          \csname b@\@citeb\@extra@b@citeb \endcsname
- \ifx\@B@citeB\relax % undefined: output ? and warning
-    \@citea {\bf{?}}\let\@citea\citepunct \G@refundefinedtrue
-    \@warning {Citation `\@citeb' on page \thepage\space undefined}%
-    \oc@verbo \global\@namedef{b@\@citeb\@extra@b@citeb}{?}%
- \else %  defined               % remove previous line to repeat warnings
-    \ifcat _\ifnum\z@<0\@B@citeB _\else A\fi % a positive number, put in list
-       \@addto@cite@list
-    \else % citation is not a number, output immediately
-       \@citea \citeform{\@B@citeB}%
-       \let\@citea\citepunct
- \fi\fi}
-
-% Regular definition for adding entry to cite list, with sorting
-
-\@ifundefined{@addto@cite@list}{% sort option either declared or defaulted
-  \def\@addto@cite@list{\@tempcnta\@B@citeB \relax
-     \ifnum \@tempcnta>\@tempcntb % new highest, add to end (efficiently)
-        \edef\@cite@list{\@cite@list \@celt{\@B@citeB}}%
-        \@tempcntb\@tempcnta
-     \else % arbitrary number: insert appropriately
-        \edef\@cite@list{\expandafter\@sort@celt \@cite@list \@gobble @}%
-     \fi}
-%
-% \@sort@celt inserts number (\@tempcnta) into list of \@celt{num} (#1{#2})
-% \@celt must not be expandable; list should end with two vanishing tokens.
-%
-  \def\@sort@celt#1#2{\ifx \@celt #1% parameters are \@celt {num}
-       \ifnum #2<\@tempcnta % number goes later in list
-          \@celt{#2}%
-          \expandafter\expandafter\expandafter\@sort@celt % continue
-       \else % number goes here
-          \@celt{\number\@tempcnta}\@celt{#2}% stop comparing
-    \fi\fi}
-}% end sort option definitions
-{}% nosort definition is done in options processing
-
-% Check if each number follows previous and can be put in a range
-%
-\def\@compress@cite#1{%  % This is executed for each number
-  \advance\@tempcnta\@ne % Now \@tempcnta is one more than the previous number
-  \ifnum #1=\@tempcnta   % Number follows previous--hold on to it
-     \ifx\@h@ld\relax    % first pair of successives
-        \edef\@h@ld{\@citea \noexpand\citeform{#1}}%
-     \else               % compressible list of successives
-        \def\@h@ld{\citedash \citeform{#1}}%
-     \fi
-  \else   %  non-successor -- dump what's held and do this one
-     \@h@ld \@citea \citeform{#1}\let\@h@ld\relax
-  \fi \@tempcnta#1\let\@citea\citepunct
-}
-
-\edef\cite{\noexpand\protect\expandafter\noexpand\csname cite \endcsname}
-
-\@namedef{cite }{\@ifnextchar [{\@tempswatrue\@citex}{\@tempswafalse\@citex[]}}
-
-%  Make \@citex refer to \citen:
-%
-\def\@citex[#1]#2{\@cite{\citen{#2}}{#1}}%
-
-%  Replacement for \@cite which defines the formatting normally done
-%  around the citation list.  Minor changes can
-%  be done by changing \citeleft, \citemid, and \citeright; but in other
-%  cases it might be necessary to redefine the whole macro.
-%
-\def\@cite#1#2{\leavevmode \cite@adjust
-  \citeleft{#1\if@tempswa \citemid #2\fi
-  \spacefactor\@m % punctuation in note doesn't affect outside
-  }\citeright}
-
-%  Put a penalty before the citation, and adjust the spacing: if no space
-%  already or if there is extra space due to some punctuation, then change
-%  to one inter-word space.
-%
-\@ifundefined{cite@adjust}{\def\cite@adjust{%
-  \@tempskipa\lastskip \edef\@tempa{\the\@tempskipa}\unskip
-  \ifnum\lastpenalty=\z@ \penalty\@highpenalty \fi
-  \ifx\@tempa\@zero@skip \spacefactor1001 \fi % if no space before, set flag
-  \ifnum\spacefactor>\@m \ \else \hskip\@tempskipa \fi}}{}
-
-\edef\@zero@skip{\the\z@skip}
-
-% \nocite: This is changed to ignore *ALL* spaces and be robust.  The
-% parameter list, with spaces removed, is `returned' in \@no@sparg, which
-% is used by \citen.
-%
-\edef\nocite{\noexpand\protect\expandafter\noexpand\csname nocite \endcsname}
-
-\@namedef{nocite }#1{\@bsphack \@nocite{#1}%
- \@for \@citeb:=\@no@sparg\do{\@ifundefined{b@\@citeb\@extra@b@citeb}%
-    {\G@refundefinedtrue\@warning{Citation `\@citeb' undefined}%
-    \oc@verbo \global\@namedef{b@\@citeb\@extra@b@citeb}{?}}{}}%
- \@esphack}
-
-\def\@nocite#1{\xdef\@no@sparg{\@ignsp#1 \! }% remove *ALL* spaces
- \if@filesw \immediate\write\@auxout {\string\citation {\@no@sparg}}\fi}
-
-% for ignoring *ALL* spaces in the input.  This presumes there are no
-% \outer tokens and no \if-\fi constructs in the parameter.  Spaces inside
-% braces are retained.
-%
-\def\@ignsp#1 {\ifx\!#1\@empty\else #1\expandafter\@ignsp\fi}
-
-\let\nocitecount\relax  % in case \nocitecount was used for drftcite
-
-\@ifundefined{@extra@b@citeb}{\def\@extra@b@citeb{}}{}
-%  in case no fancy bib package (chapterbib) defines this
-
-\@ifundefined{G@refundefinedtrue}{\let\G@refundefinedtrue\relax}{}
-
-\citenum % execute restore-catcodes
-
-% Aliases:
-\let\citenum\citen
-\let\citeonline\citen
-%%%%% end cite.sty
-\def\@cite#1#2{({#1\if@tempswa , #2\fi})}
-\def\@biblabel#1{#1.}
+\def\listofschemes{\section*{List of Schemes\markboth
+ {LIST OF SCHEMES}{LIST OF SCHEMES}}\@starttoc{los}}
+\def\l@scheme{\@dottedtocline{1}{1.5em}{2.3em}}
 \newdimen\bibindent
 \bibindent=1.5em
-\newenvironment{thebibliography}[1]{%
-			%\twocolumn
-   \footnotesize
-   \section*{\footnotesize\it Literature Cited}%
-   \def\@tempa{#1}%
-   \ifx\@tempa\@empty
-   \list{}{\def\@biblabel##1{##1}\labelwidth0pt\leftmargin1em\itemindent-1em\itemsep0pt\labelsep0pt
-            \usecounter{enumiv}%
-            \let\p@enumiv\@empty}%
-   \else
-   \list{\@biblabel{\arabic{enumiv}}}%
-           {\settowidth\labelwidth{\@biblabel{#1}}%
-            \leftmargin\labelwidth\itemsep0pt
+\def\thebibliography#1{\section*{%
+ {\normalfont\sffamily \refname}
+\@mkboth{\MakeUppercase\refname}{\MakeUppercase\refname}}%
+ \list{\@biblabel{\arabic{enumi}}}%
+ {\settowidth\labelwidth{\@biblabel{#1}}\leftmargin\labelwidth
             \advance\leftmargin\labelsep
-            \usecounter{enumiv}%
-            \let\p@enumiv\@empty
-            \renewcommand\theenumiv{\arabic{enumiv}}}%
-   \fi
-      \if@openbib
-        \renewcommand\newblock{\par}
-      \else
-        \renewcommand\newblock{\hskip .11em \@plus.33em \@minus.07em}%
-      \fi
-      \sloppy\clubpenalty4000\widowpenalty4000%
-      \sfcode`\.=\@m}
-     {\def\@noitemerr
-       {\@latex@warning{Empty `thebibliography' environment}}%
-      \endlist}
-\newcommand\newblock{}
-
-\def\@lbibitem[#1]#2{\item[\@biblabel{}\hfill]\if@filesw
-      {\let\protect\noexpand
-       \immediate
-       \write\@auxout{\string\bibcite{#2}{#1}}}\fi\ignorespaces}
-
+ \usecounter{enumi}}
+\let\endthebibliography=\endlist
+ \def\newblock{\hskip .11em plus .33em minus .07em}
+ \sloppy\clubpenalty4000\widowpenalty4000
+ \sfcode`\.=1000\relax}
+ \def\@biblabel#1{\hfill #1\@.}
+\def\endash{\mbox{--}}
+\def\@cite#1{\mbox{\scriptsize{#1}}}
+\def\befcite{\cite}
+\def\inncite{\cite}
+\def\aftcite{\cite}
+\def\@ccite#1#2{{#1\if@tempswa , #2\fi}}
+\def\ccite{\@ifnextchar [{\@tempswatrue\@ccitex}{\@tempswafalse\@ccitex[]}}
+\def\@ccitex[#1]#2{\if@filesw\immediate\write\@auxout{\string\citation{#2}}\fi
+  \def\@ccitea{}\@ccite{\@for\@cciteb:=#2\do
+    {\@ccitea\def\@ccitea{,\penalty\@m\ }\@ifundefined
+       {b@\@cciteb}{{\bf ?}\@warning
+       {Citation `\@cciteb' on page \thepage \space undefined}}%
+\hbox{\csname b@\@cciteb\endcsname}}}{#1}}
+\def\befccite{\ccite}
+\def\innccite{\ccite}
+\def\aftccite{\ccite}
+\def\@subbiblabel#1{(#1)\hfill}
+\newcounter{numbib}
+\newif\ifoikomi
+\oikomifalse
+\newif\ifsubbibnum
+\subbibnumtrue
+\newif\iftop@subbib
+\top@subbibfalse
+\def\thesubbib#1{\addtocounter{enumi}{1}\vskip\topsep
+%%%%\item[\theenumi.]\setcounter{numbib}{\value{enumi}}
+%%%%\def\theenumi{\thenumbib\alph{enumii}}
+\item[\@biblabel{\theenumi}]\setcounter{numbib}{\value{enumi}}
+\def\theenumi{\thenumbib\alph{enumii}}
+\ifoikomi
+\setcounter{enumii}{0}
+\long\def\bibitem##1##2{%
+\iftop@subbib \top@subbibfalse \else \unskip ;\relax\fi
+\addtocounter{enumii}{1}
+\ifsubbibnum
+\if@filesw\immediate\write\@auxout{\string\bibcite{##1}{\theenumi}}\fi
+\else
+\if@filesw\immediate\write\@auxout{\string\bibcite{##1}{\thenumbib}}\fi
+\fi
+\if@filesw\immediate\write\@auxout{\string\bibcites{##1}{\thenumbib}}\fi
+%%%%\ifsubbibnum ({\it \theenumii\/})~##2\ignorespaces
+\ifsubbibnum \@subbiblabel{\theenumii}~##2\ignorespaces
+\else ##2\ignorespaces\fi
+}
+\else
+\def\@bibitem##1{\item
+\ifsubbibnum
+\if@filesw\immediate\write\@auxout{\string\bibcite{##1}{\theenumi}}\fi
+\else
+\if@filesw\immediate\write\@auxout{\string\bibcite{##1}{\thenumbib}}\fi
+\fi
+\if@filesw\immediate\write\@auxout{\string\bibcites{##1}{\thenumbib}}\fi
+\ignorespaces}
+%%%\list{({\it \alph{enumii}\/})}{\settowidth\labelwidth{({\it #1\/})}%
+\list{\@subbiblabel{\alph{enumii}}}{%
+ \settowidth\labelwidth{\small \@subbiblabel{#1}}%
+ \leftmargin\labelwidth\advance\leftmargin\labelsep \usecounter{enumii}}
+ \def\newblock{\hskip .11em plus .33em minus .07em} \fi
+ \sloppy \sfcode`\.=1000\relax}
+\let\endthesubbib=\endlist
+\def\bibcites#1#2{\global\@namedef{bx@#1}{#2}}
+\def\@citeset#1{\mbox{\scriptsize{#1}}} %rename
+\def\citeset{\@ifnextchar [{\@tempswatrue\@citesetx}
+{\@tempswafalse\@citesetx[]}}
+\def\@citesetx[#1]#2{\if@filesw\immediate\write\@auxout
+{\string\citation{#2}}\fi
+  \def\@citeseta{}\@citeset{\@for\@citesetb:=#2\do
+    {\@citeseta\def\@citeseta{,\penalty\@m\ }\@ifundefined
+       {bx@\@citesetb}{{\bf ?}\@warning
+       {Citation `\@citesetb' on page \thepage \space undefined}}%
+\hbox{\csname bx@\@citesetb\endcsname}}}{#1} }
+
+\def\@befciteset#1{\mbox{\scriptsize{#1}}} %rename
+\def\@innciteset#1{\mbox{\scriptsize{#1}}} %rename
+\def\@aftciteset#1{\mbox{\scriptsize{#1)}}} %rename
+\def\befciteset{\citeset}
+\def\innciteset{\citeset}
+\def\aftciteset{\citeset}
+\def\@cciteset#1#2{{#1\if@tempswa , #2\fi}}
+\def\cciteset{\@ifnextchar [{\@tempswatrue\@ccitesetx}
+{\@tempswafalse\@ccitesetx[]}}
+\def\@ccitesetx[#1]#2{\if@filesw\immediate\write\@auxout
+{\string\citation{#2}}\fi
+  \def\@cciteseta{}\@cciteset{\@for\@ccitesetb:=#2\do
+    {\@cciteseta\def\@cciteseta{,\penalty\@m\ }\@ifundefined
+       {bx@\@ccitesetb}{{\bf ?}\@warning
+       {Citation `\@ccitesetb' on page \thepage \space undefined}}%
+\hbox{\csname bx@\@ccitesetb\endcsname}}}{#1} }
+\def\befcciteset{\cciteset}
+\def\inncciteset{\cciteset}
+\def\aftcciteset{\cciteset}
 \newenvironment{theindex}
                {\if@twocolumn
                   \@restonecolfalse
@@ -837,67 +701,43 @@
                 \columnseprule \z@
                 \columnsep 35\p@
                 \twocolumn[\section*{\indexname}]%
-                \@mkboth{\uppercase{\indexname}}%
-                        {\uppercase{\indexname}}%
+                \@mkboth{\MakeUppercase\indexname}%
+                        {\MakeUppercase\indexname}%
                 \thispagestyle{plain}\parindent\z@
                 \parskip\z@ \@plus .3\p@\relax
                 \let\item\@idxitem}
                {\if@restonecol\onecolumn\else\clearpage\fi}
-\newcommand\@idxitem  {\par\hangindent 40\p@}
-\newcommand\subitem   {\par\hangindent 40\p@ \hspace*{20\p@}}
-\newcommand\subsubitem{\par\hangindent 40\p@ \hspace*{30\p@}}
-\newcommand\indexspace{\par \vskip 10\p@ \@plus5\p@ \@minus3\p@\relax}
-\renewcommand\footnoterule{%
+\def\@idxitem{\par\hangindent 40\p@}
+\def\subitem{\par\hangindent 40\p@ \hspace*{20\p@}}
+\def\subsubitem{\par\hangindent 40\p@ \hspace*{30\p@}}
+\def\indexspace{\par \vskip 10\p@ \@plus5\p@ \@minus3\p@\relax}
+\def\footnoterule{%
   \kern-3\p@
-  \hrule width .4\columnwidth
+  \hrule\@width.4\columnwidth
   \kern 2.6\p@}
 \long\def\@makefntext#1{%
     \parindent 1em%
     \noindent
-    \hbox to 1.8em{\hss\@makefnmark}#1}
-\newcommand\contentsname{CONTENTS}
-\newcommand\listfigurename{List of Figures}
-\newcommand\listtablename{List of Tables}
-\newcommand\refname{References}
-\newcommand\indexname{Index}
-\newcommand\figurename{Figure}
-\newcommand\tablename{Table}
-\newcommand\partname{Part}
-\newcommand\appendixname{Appendix}
-\newcommand\abstractname{Abstract}
-%%
-\newenvironment{extract}{%
-\par\leftskip1pc\rightskip1pc\small}{\par\leftskip0pc\rightskip0pc}
-%
-%%
-\newcommand\today{\ifcase\month\or
+    \hb@xt@1.8em{\hss\@makefnmark}#1}
+\def\@makefnmark{$^{\mbox{\scriptsize\@thefnmark}}\m@th$}
+\def\contentsname{Contents}
+\def\listfigurename{List of Figures}
+\def\listtablename{List of Tables}
+\def\refname{REFERENCES}
+\def\indexname{Index}
+\def\figurename{FIG.}
+\def\schemename{SCHEME}
+\def\tablename{TABLE}
+\def\appendixname{Appendix}
+\def\abstractname{ABSTRACT}
+\def\today{\ifcase\month\or
   January\or February\or March\or April\or May\or June\or
   July\or August\or September\or October\or November\or December\fi
   \space\number\day, \number\year}
 \setlength\columnsep{10\p@}
 \setlength\columnseprule{0\p@}
-\pagestyle{myheadings}
-\pagenumbering{arabic}      % Arabic page numbers
-\raggedbottom
-\newdimen\nomenspace\nomenspace=6pt
-\newdimen\tempdima\newbox\tempbox
-\def\nomenentry#1#2{%
-\setbox\tempbox=\vbox{\hsize\tempdim\raggedright#2\endgraf}
-\hbox to 20pc{\hbox to\tempdima{#1\hfill}=\hskip3pt\vtop{\hsize\tempdim\raggedright#2\endgraf%
-\ifdim\ht\tempbox>1.5\baselineskip\vskip2pt\fi}}}
-\def\nomensection#1{\vskip12pt\noindent{#1}\vskip6pt}
-\newenvironment{nomenclature}[1]{%
-\lineskip0pt\normallineskip0pt\setbox\tempbox=\hbox{#1}%
-\tempdima\wd\tempbox\advance\tempdima\nomenspace\advance\tempdima6pt
-\tempdim20pc\advance\tempdim-\tempdima\advance\tempdim-8pt
-\section*{Nomenclature}}{\par\addvspace{12pt plus 6pt}}
-%
-\newbox\tempbox
-\newenvironment{note}{%
-\setbox\tempbox\vbox\bgroup\hsize\marginparwidth\raggedright
-\noindent{\bf Note to Editor:}\\}{%
-\egroup\marginpar{\box\tempbox}}
-%
+\pagestyle{plain}
+\pagenumbering{arabic}
 \if@twoside
 \else
   \raggedbottom
@@ -909,6 +749,7 @@
 \else
   \onecolumn
 \fi
+
 \endinput
 %%
-%% End of file `areviews.cls'.
+%% End of file `natr.cls'.

 

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