Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.mrao.cam.ac.uk/~dag/NSTexam/NSTexam.cls Дата изменения: Wed Mar 16 15:37:35 2016 Дата индексирования: Sun Apr 10 05:43:28 2016 Кодировка: Поисковые слова: http astrokuban.info astrokuban

\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{NSTexam}[2014/10/13 for UofC NST examinations (Version 7.4)]
%==============================================================================%
% Do NOT change this file! %
% ------------------------ %
% If you really want to change some of settings/commands defined in this file, %
% put the changes in your LaTeX source .tex file, or put them in another .sty %
% file of your own, which you should load after loading this file. %
%==============================================================================%
% NSTexam.cls: LaTeX class file for NST (Physics) papers. %
% ----------- %
% Usage: %
% %
% \documentclass[]{NSTexam} % can be "cmmu", %
% % "euler" or "txfonts" to load %
% % additional fonts %
% %
% % default settings that are made at the bottom of this file> %
% %
% \begin{document} %
% %
% \ID{} % letter label for each page, or %
% \noID % for none %
% %
% \version{} % for each footline, or %
% \noversion % for none %
% %
% \tripos{NATURAL SCIENCES TRIPOS } % can be used twice %
% \date{ \qquad } %
% \paper{} %
% %
% \begin{rubric} %
% % when required> %
% \end{rubric} %
% %
% \requirements{}{} % use \\ for newlines %
% %
% \warning %
% %
% \sectionfalse % for numbered questions %
% \sectiontrue % for section/numbered questions %
% %
% \section{A\\ %
% \em } %
% %
% \begin{questions} %
% %
% \question %
% \insertplot{{}{}{} %
% %
% \question % to indicate in right %
% % margin the number of %
% % marks %
% %
% \newpage % to force a new page %
% \question \either{One part...}\or{Another part...} %
% %
% \question % for list of parts of %
% \begin{parts} % a question (use "\ " %
% \part % between \question and %
% \part % \begin{parts} if %
% \part % is no text %
% \begin{subparts} %
% \subpart %
% \subpart %
% \subpart %
% \end{subparts} %
% \end{parts} %
% %
% \section{B} %
% %
% \thispagestyle{continue} % use this if the following %
% \question % question is split at the %
% % bottom of an odd-numbered %
% % page %
% \end{questions} %
% %
% \endofpaper % for "END OF PAPER" %
% %
% \end{document} %
% %
%==============================================================================%
% D. A. Green --- MRAO --- 2014 October 13th (Version V7.4) %
%==============================================================================%
% Usually load the standard article class, but if big option has been
% set, instead load extarticle with larger fonts, and change base size
% from 14pt to 15pt...
%
% Store font options for processing later...
%
\newif\ifNSTnone\NSTnonetrue
\newif\ifNSTcmmu\NSTcmmufalse
\newif\ifNSTeuler\NSTeulerfalse
\newif\ifNSTtx\NSTtxfalse
\newif\ifNSTtxfonts\NSTtxfontsfalse
\newif\ifNSTnewtx\NSTnewtxfalse
\newif\ifNSTbig\NSTbigfalse
%
\DeclareOption{cmmu}{\NSTcmmutrue\NSTnonefalse}
\DeclareOption{euler}{\NSTeulertrue\NSTnonefalse}
\DeclareOption{txfonts}{\NSTtxfontstrue\NSTnonefalse\NSTtxtrue}
\DeclareOption{newtx}{\NSTnewtxtrue\NSTnonefalse\NSTtxtrue}
\DeclareOption{big}{\NSTbigtrue}
\ProcessOptions\relax
%
% for big option, load extartcile for 14pt, and make normalsize
% a bit bigger still (15.5pt)
%
\ifNSTbig
\typeout{********* big option set **************}
\LoadClass[a4paper,14pt,twoside]{extarticle}
\renewcommand\normalsize{%
\@setfontsize\normalsize {15.5}{17.5}%
\abovedisplayskip 14\p@ \@plus3\p@ \@minus7\p@
\abovedisplayshortskip \z@ \@plus4\p@
\belowdisplayshortskip 7\p@ \@plus4\p@ \@minus3\p@
\belowdisplayskip \abovedisplayskip
\let\@listi\@listI}
\else
\LoadClass[a4paper,12pt,twoside]{article}
\fi
%
% Load amsmath, graphicx, abd babel (for British english hyphenation)...
%
\usepackage{amsmath}
\usepackage{graphicx}
\usepackage[british]{babel}
%------------------------------------------------------------------------------%
\def\maketildeletter{\catcode`\~=11\relax}
\def\maketildeactive{\catcode`\~=13\relax}
\maketildeletter
\typeout{==============NST examinations class: V7.4 (2014-Oct-13)==============}
\typeout{====== Dave Green --- MRAO --- e-mail: D.A.Green@mrao.cam.ac.uk ======}
\typeout{======================================================================}
\typeout{>>>>>>>>>>>> see: http://www.mrao.cam.ac.uk/~dag/NSTexam/ <<<<<<<<<<<<}
\typeout{>>>>>>>>>>>>>>>>> for current version and documentation <<<<<<<<<<<<<<}
\typeout{======================================================================}
\maketildeactive
%
% Page dimensions:
%
\headheight 12 pt
\headsep 12 pt
\oddsidemargin 4 mm
\evensidemargin 4 mm
\textheight 220 mm
\textwidth 150 mm
\topmargin -5 mm
\footskip 24 pt
\leftmargin 30 pt
\parindent=30 pt
%
% Adjusted if big option set:
%
\ifNSTbig
\headheight 12 pt
\headsep 4 pt
\oddsidemargin -15 mm
\evensidemargin -15 mm
\textheight 270 mm
\textwidth 180 mm
\topmargin -20 mm
\footskip 17 pt
\fi
%
% For alternate Physics or HSP headers for the same paper...
%
\newif\ifETP
\def\return{\par } % pressing return
\def\ETPe{e } % single character responses
\def\ETPE{E } % " " "
\def\ETPe{p } % " " "
\def\ETPE{P } % " " "
\def\ETPh{h } % " " "
\def\ETPH{H } % " " "
\def\askifETP{
\typeout{------------------------------------------------------}
\ifx\undefined\option
\message{Physics (P) or Half Subject (H) [P]?: }
\read-1 to\option
\typeout{------------------------------------------------------}
\fi
\ifx\option\return \ETPtrue \fi
\ifx\option\ETPe \ETPtrue \fi
\ifx\option\ETPE \ETPtrue \fi
\ifx\option\ETPp \ETPtrue \fi
\ifx\option\ETPP \ETPtrue \fi
\ifx\option\ETPh \ETPfalse \fi
\ifx\option\ETPH \ETPfalse \fi
}
%
% headers...
%
\def\tripos#1{\hspace*{30 pt}#1\newline}
\def\date#1{
\vspace{6 pt}\hbox to \hsize{\rule{150 mm}{0.25 mm}\hss}\newline
\hspace*{30 pt}#1\newline
\vspace{6 pt}\hbox to \hsize{\rule{150 mm}{0.25 mm}\hss}\newline
\vspace{6 pt}\newline
}
\def\paper#1{\hspace*{30 pt}#1\newline}
%
% rubric (as verse environment)...
%
\newenvironment{rubric}{\begin{verse}\it}{\end{verse}}
%
% requirements...
%
\def\requirements#1#2{
\bigskip
\leftline{\hspace*{30 pt}\parbox[t]{0.43\hsize}{STATIONERY REQUIREMENTS}
\quad \parbox[t]{0.43\hsize}{SPECIAL REQUIREMENTS}}
\vskip2pt
\leftline{\hspace*{30 pt}\parbox[t]{0.43\hsize}{#1}
\quad \parbox[t]{0.43\hsize}{#2}}
\vfill
}
%
% warning...
%
\def\warning{
\vfill
\begin{center}
\setlength{\fboxrule}{2pt}\setlength{\fboxsep}{2mm}\fbox{%
\setlength{\fboxrule}{1pt}\setlength{\fboxsep}{1mm}\fbox{%
\parbox{0.65\linewidth}{%
\begin{center}
\large You may not start to read the questions\\
printed on the subsequent pages of this\\
question paper until instructed that you\\
may do so by the Invigilator.
\end{center}}
}}
\end{center}
\vfill
}
%
% end of paper...
%
\def\endofpaper{\begin{center}
END OF PAPER
\end{center}}
%
% section (as verse environment)...
%
\def\section#1{\ifdim\markscount>0pt\typeout{----- marks ---> \the\markscount}
\fi\markscount=0pt\vspace{12pt}\begin{verse}{\def\\{\@centercr\hskip 4pt}%
\hskip 4pt SECTION #1}\initial{#1}\typeout{}\typeout{* SECTION:
\sectioninitial}\end{verse}}
%
\newcount\lettercount
\def\initial#1{\lettercount=0\setinitial#1\end}
\def\setinitial#1{%
\ifnum\lettercount=0\global\def\sectioninitial{#1}\fi
\ifx#1\end
\let\next=\relax
\else
\advance\lettercount by 1
\let\next=\setinitial
\fi
\next}
%
\newif\ifsection
\sectionfalse
%
% question...
%
\newcounter{questioncount}
\def\resetquestioncount{\setcounter{questioncount}{0}}
\newenvironment{questions}{\begin{list}{\vspace{24pt}\hbox to 30pt{%
\ifsection%
\typeout{== question: \sectioninitial\arabic{questioncount}}%
{\sectioninitial\arabic{questioncount}\hfill}%
\else%
\typeout{== question: \arabic{questioncount}}%
{\arabic{questioncount}\hfill}%
\fi}}{\labelsep=0pt\leftmargin=0pt\parsep=0pt\listparindent=30pt
\topsep=18pt\itemsep=18pt\labelwidth=30pt
\usecounter{questioncount}\itemindent\labelwidth}}{
\ifdim\markscount>0pt\typeout{----- marks ---> \the\markscount}\fi
\end{list}\thispagestyle{last}}
\def\question{\ifdim\markscount>0pt\typeout{----- marks ---> \the\markscount}\fi
\markscount=0pt\item}
%
% either/or questions...
%
\long\def\either#1\or#2{
\ \hbox to 72 pt{\hbox to 50 pt{\bf Either\hfil}(a)\hfil}#1\par
\vspace{12pt}
\ \hbox to 72 pt{\hbox to 50 pt{\bf Or\hfil}(b)\hfil}#2\par}
%
% parts and sub-parts...
%
\newcounter{partcount}
\newenvironment{parts}{
\begin{list}{({\rm\alph{partcount}\/})\hfill}{
\usecounter{partcount}\leftmargin=30pt\topsep=2pt
\labelsep=0pt\labelwidth=20pt\itemindent=20pt
\itemsep=2pt\listparindent=20pt}}{\end{list}}
\newcounter{subpartcount}
\newenvironment{subparts}{
\begin{list}{(\roman{subpartcount})\hfill}{
\usecounter{subpartcount}\leftmargin=30pt\topsep=2pt
\labelsep=0pt\labelwidth=20pt\itemindent=20pt
\itemsep=2pt\listparindent=20pt}}{\end{list}}
\let\part=\item
\let\subpart=\item
%
% for marks in right margin (cummulative count per question in pt in
% \markscount, a dimension, so deals with half marks)...
%
\newdimen\markscount
\markscount=-1pt
\def\markfont{\normalsize\rm}
%
\def\marks#1{\global\advance\markscount #1pt\strut\vadjust{%
\kern-\dp\strutbox{\vtop to \dp\strutbox{\baselineskip\dp\strutbox\vss\rlap{%
\hskip\hsize\quad\markfont{[\displaymarks{#1}]}}\null}}}}
%
% display half marks as a fraction...
%
\def\displaymarks#1{\def\savemarks{#1.:}\expandafter\halfmarks\savemarks\relax}
\def\halfmarks#1.#2:{\def\halfamark{5.}\def\halftest{#2}%
\ifx\halftest\halfamark#1{\half}\else#1\fi}
%
% (optional) answers...
%
\newif\ifshowanswers\showanswersfalse
\def\answerbegin{\centerline{\hrulefill}\small}
\def\answerend{\centerline{\hrulefill}}
\AtBeginDocument{\ifshowanswers
\newenvironment{answer}{\bgroup\answerbegin}{\answerend\egroup}
\else
\long\def\answer#1\endanswer{\relax}
\fi}
%
% for page identification...
%
\def\today{\number\day\space
\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\year}
\def\ID#1{\def\paperID{#1}}
\def\noID{\def\paperID{}}
\def\version#1{\def\paperV{#1}}
\def\noversion{\def\paperV{}}
\ID{A}
\version{(\today)}
%
% page styles: first no page number, university logo top left
% turnover page numbers, TURN OVER on odd pages
% continue if a question is split at the bottom of an odd page
% (put \thispagestyle{continue} before the question)
% explicit if explicitly numbered continue is needed
% empty no page number or TURN OVER (for values page)
% last page numbers only (for last page)
%
\def\lowerleft{\vbox to 0pt{\vskip 60 pt
{\hbox to 0pt {\hss {\small {\paperID}} \hskip 15 pt}}\vss}}
\def\logobox{\hbox to 0pt{\vbox to 0pt{\vss
\hbox{\includegraphics[width=28mm]{uni-logo}}\vskip+5mm}\hss}}
\def\ps@first{\let\@mkboth\@gobbletwo
\def\@oddhead{\ifNSTbig\else\hbox{\logobox}\fi\hfill}
\def\@oddfoot{\rm\lowerleft{\small\paperV}\hfill}
\def\@evenhead{\rm\hfil{\small\thepage}\hfil}
\def\@evenfoot{\rm\lowerleft{\small\paperV}\hfil}}
\def\ps@turnover{\let\@mkboth\@gobbletwo
\def\@oddhead{\rm\hfil{\small\thepage}\hfil}
\def\@oddfoot{\rm\lowerleft{\small\paperV}\hfil(TURN OVER}
\def\@evenhead{\rm\hfil{\small\thepage}\hfil}
\def\@evenfoot{\rm\lowerleft{\small\paperV}\hfil}}
\def\thepageone{1}
\def\ps@continue{\let\@mkboth\@gobbletwo
\def\@oddhead{\rm\hfil{\if\thepage\thepageone\else{\small\thepage}\fi}\hfil}
\def\@oddfoot{\rm\lowerleft{\small\paperV}\hfil
\ifsection
(TURN OVER for continuation of question \sectioninitial\arabic{questioncount}
\else
(TURN OVER for continuation of question \arabic{questioncount}
\fi}
\def\@evenhead{\rm\hfil{\small\thepage}\hfil}
\def\@evenfoot{\rm\lowerleft{\small\paperV}\hfil}}
%
% explicit page number...
%
\def\explicitcontinue#1{\def\explicitcount{#1}\thispagestyle{explicit}}
\def\explicitcount{0}
%
\def\ps@explicit{\let\@mkboth\@gobbletwo
\def\@oddhead{\rm\hfil{\if\thepage\thepageone\else{\small\thepage}\fi}\hfil}
\def\@oddfoot{\rm\lowerleft{\small\paperV}\hfil
\ifsection
(TURN OVER for continuation of question \sectioninitial{\explicitcount}
\else
(TURN OVER for continuation of question {\explicitcount}
\fi}
\def\@evenhead{\rm\hfil{\small\thepage}\hfil}
\def\@evenfoot{\rm\lowerleft{\small\paperV}\hfil}}
\def\ps@empty{\let\@mkboth\@gobbletwo
\let\@oddhead\@empty
\def\@oddfoot{\rm\lowerleft{\small\paperV}\hfill}
\let\@evenhead\@empty
\def\@evenfoot{\rm\lowerleft{\small\paperV}\hfil}}
\def\ps@last{\let\@mkboth\@gobbletwo
\def\@oddhead{\rm\hfil{\small\thepage}\hfil}
\def\@oddfoot{\rm\lowerleft{\small\paperV}\hfil}
\def\@evenhead{\rm\hfil{\small\thepage}\hfil}
\def\@evenfoot{\rm\lowerleft{\small\paperV}\hfil}}
%-------------------------------------------------------------------------------
% Maths mode (re-)definitions:
%-------------------------------------------------------------------------------
\AtBeginDocument{
%
% for slanted lower case greek letters (changed from \mathord to \mathalpha,
% so will use bold type font when requested):
%
\DeclareMathSymbol{\alpha}{\mathalpha}{letters}{"0B}
\DeclareMathSymbol{\beta}{\mathalpha}{letters}{"0C}
\DeclareMathSymbol{\gamma}{\mathalpha}{letters}{"0D}
\DeclareMathSymbol{\delta}{\mathalpha}{letters}{"0E}
\DeclareMathSymbol{\epsilon}{\mathalpha}{letters}{"0F}
\DeclareMathSymbol{\zeta}{\mathalpha}{letters}{"10}
\DeclareMathSymbol{\eta}{\mathalpha}{letters}{"11}
\DeclareMathSymbol{\theta}{\mathalpha}{letters}{"12}
\DeclareMathSymbol{\iota}{\mathalpha}{letters}{"13}
\DeclareMathSymbol{\kappa}{\mathalpha}{letters}{"14}
\DeclareMathSymbol{\lambda}{\mathalpha}{letters}{"15}
\DeclareMathSymbol{\mu}{\mathalpha}{letters}{"16}
\DeclareMathSymbol{\nu}{\mathalpha}{letters}{"17}
\DeclareMathSymbol{\xi}{\mathalpha}{letters}{"18}
\DeclareMathSymbol{\pi}{\mathalpha}{letters}{"19}
\DeclareMathSymbol{\rho}{\mathalpha}{letters}{"1A}
\DeclareMathSymbol{\sigma}{\mathalpha}{letters}{"1B}
\DeclareMathSymbol{\tau}{\mathalpha}{letters}{"1C}
\DeclareMathSymbol{\upsilon}{\mathalpha}{letters}{"1D}
\DeclareMathSymbol{\phi}{\mathalpha}{letters}{"1E}
\DeclareMathSymbol{\chi}{\mathalpha}{letters}{"1F}
\DeclareMathSymbol{\psi}{\mathalpha}{letters}{"20}
\DeclareMathSymbol{\omega}{\mathalpha}{letters}{"21}
\DeclareMathSymbol{\varepsilon}{\mathalpha}{letters}{"22}
\DeclareMathSymbol{\vartheta}{\mathalpha}{letters}{"23}
\DeclareMathSymbol{\varpi}{\mathalpha}{letters}{"24}
\DeclareMathSymbol{\varrho}{\mathalpha}{letters}{"25}
\DeclareMathSymbol{\varsigma}{\mathalpha}{letters}{"26}
\DeclareMathSymbol{\varphi}{\mathalpha}{letters}{"27}
%
% for slanted uppercase greek letters (change from operators to letters,
% so uses slanted font, or bold if requested):
%
\DeclareMathSymbol{\Gamma}{\mathalpha}{letters}{"00}
\DeclareMathSymbol{\Delta}{\mathalpha}{letters}{"01}
\DeclareMathSymbol{\Theta}{\mathalpha}{letters}{"02}
\DeclareMathSymbol{\Lambda}{\mathalpha}{letters}{"03}
\DeclareMathSymbol{\Xi}{\mathalpha}{letters}{"04}
\DeclareMathSymbol{\Pi}{\mathalpha}{letters}{"05}
\DeclareMathSymbol{\Sigma}{\mathalpha}{letters}{"06}
\DeclareMathSymbol{\Upsilon}{\mathalpha}{letters}{"07}
\DeclareMathSymbol{\Phi}{\mathalpha}{letters}{"08}
\DeclareMathSymbol{\Psi}{\mathalpha}{letters}{"09}
\DeclareMathSymbol{\Omega}{\mathalpha}{letters}{"0A}
}
%
% need to use slanted bold letters for bold maths vectors:
%
\DeclareMathAlphabet{\mathbf}{OT1}{cmr}{bx}{it}
\DeclareMathAlphabet{\mathbf}{OML}{cmm}{b}{it}
%
% redefine \vec to use bold fonts
%
\renewcommand{\vec}[1]{{\bf #1}}
%
% for (upright) numbers i and e:
%
\newcommand{\num}[1]{{\rm #1}}
%
% new \hbar, and define \dbar and \lambdabar (use LaTeXs \rule, and
% \mathchoice to get appropriate sizes for rules and back spacings)
% dimensions *are* OK for 12pt, cm or mathptm fonts
%
\def\barbar#1#2#3{\rule[#3 pt]{#1 pt}{#2 pt}}
\def\barbars{
\mathchoice{\barbar6{0.6}6}{\barbar6{0.6}6}{\barbar4{0.4}4}{\barbar3{0.3}3}
}
\def\barback#1#2#3{\mathchoice{\kern-#1pt}{\kern-#1pt}{\kern-#2pt}{\kern-#3pt}}
\renewcommand{\hbar}{{\barbars\barback{6.0}{4.0}{3.3} h}}
\newcommand{\dbar}{{\barbars\barback{6.2}{4.2}{3.3}\rm d}} % was 7 5 3.3
\newcommand{\lambdabar}{{\barbars\barback{6.0}{4.2}{3.3}\lambda}}
%
% 4
% this version prints things 5 times: 1 3 2
% 5
%
% For emboldening any character (\pmb: poor man's bold, cf. TeXbook, p.386)
%
\def\pmb#1{\setbox0=\hbox{#1}%
\kern-0.02em\copy0\kern-\wd0
\kern+0.04em\copy0\kern-\wd0
\kern-0.02em\copy0\kern-\wd0
\raise+0.02em\copy0\kern-\wd0
\raise-0.02em\box0}
%
% for differentials...
%
\def\p#1by#2{\frac{\partial{#1}}{\partial{#2}}}
\def\pp#1by#2#3{\frac{\partial^2{#1}}{\partial{#2}\partial{#3}}}
\def\d#1by#2{\frac{{\rm d}{#1}}{{\rm d}{#2}}}
\def\dd#1by#2#3{\frac{{\rm d}^2{#1}}{{\rm d}{#2}{\rm d}{#3}}}
\def\vecd#1{\hbox{\bf d}{\vec{#1}}}
%
% for clearer dot accents...
%
\def\bigdot#1{{\mathop{\kern0pt #1}\limits^{\mkern3mu\pmb{.}}}}
\def\bigddot#1{{\mathop{\kern0pt #1}\limits^{\mkern3mu\pmb{.}\mkern1mu\pmb{.}}}}
%
% For "hints" at the end of questions...
%
\def\shorthint#1{$\big[${\em #1}$\big]$}
%
\long\def\longhint#1{\vskip-20pt$$\left[\begin{minipage}{0.97\linewidth}
$\strut$\vskip-12pt\em #1\vskip-12pt$\strut$
\end{minipage}\:\right]$$}
%------------------------------------------------------------------------------%
% Font options
%------------------------------------------------------------------------------%
%
% default, when no options...
%
\ifNSTnone{\typeout{---- no font option}
\gdef\quark#1{{\rm #1}}
\gdef\particle#1{{\rm #1}}
\gdef\uppi{\pi}
\gdef\upmu{\mu}
\gdef\upDelta{{\rm\Delta}}
\gdef\updelta{\delta}
\gdef\upOmega{{\rm\Omega}}
}\fi
% --------------
% euler fonts...
% --------------
\ifNSTeuler{\typeout{---- 'euler' option, loading euler font}
\AtEndOfClass{\DeclareMathAlphabet{\upright}{U}{eur}{m}{n}}
\gdef\quark#1{\upright{#1}}
\gdef\particle#1{\upright{#1}}
\gdef\uppi{\upright{\pi}}
\gdef\upmu{\upright{\mu}}
\gdef\upDelta{\upright{\Delta}}
\gdef\updelta{\upright{\delta}}
\gdef\upOmega{\upright{\Omega}}
}\fi
% -------------
% cmmu fonts...
% -------------
% using a tweaked "upright" version of cmmi10 called cmmu10,
% which requires the following additional files:
%
% omlcmmu.fd
% cmmu10.mf
% cmmu10.tfm
%
\ifNSTcmmu{\typeout{---- 'cmmu' option, loading cmmu font}
\AtEndOfClass{\DeclareMathAlphabet{\upright}{OML}{cmmu}{m}{r}}
\gdef\quark#1{\upright{#1}}
\gdef\particle#1{\upright{#1}}
\gdef\uppi{\upright{\pi}}
\gdef\upmu{\upright{\mu}}
\gdef\upDelta{\upright{\Delta}}
\gdef\updelta{\upright{\delta}}
\gdef\upOmega{\upright{\Omega}}
}\fi
% -------------------------
% using txfonts or newtx...
% -------------------------
% (Note: TS1 font encoding defines \d, so redefine my \d differential)
%
\newif\ifNSTgreek
\newbox\NSTone
\newbox\NSTtwo
\newbox\NSTthree
\ifNSTtx{
%
\ifNSTtxfonts{\IfFileExists{txfonts.sty}{
\typeout{---- 'txfonts' option, loading txfonts package}}{
\typeout{**********************ERROR************************}
\typeout{ 'txfonts' option is given, but txfonts.sty is NOT }
\typeout{ available in this LaTeX implemention, so you need }
\typeout{ to install it, or choose a different font option. }
\typeout{***************************************************}
\typeout{Stopping now...}\stop}
%
\AtEndOfClass{\usepackage{txfonts}
\usepackage[TS1,T1]{fontenc}\selectfont
\def\d#1by#2{\frac{{\rm d}{#1}}{{\rm d}{#2}}}
\DeclareMathAlphabet{\mathbf}{OML}{txmi}{bx}{it}
\DeclareSymbolFont{boldsymbols}{OMS}{txsy}{bx}{n}
\DeclareMathSymbol{\del}{\mathord}{boldsymbols}{"72}}
}\fi
%
\ifNSTnewtx{\IfFileExists{newtxtext.sty}{
\typeout{---- 'newtx' option, loading newtx packages}}{
\typeout{**********************ERROR************************}
\typeout{ 'newtx' option is given, but newtxtext.sty is NOT }
\typeout{ available in this LaTeX implemention, so you need }
\typeout{ to install it (and newtxmath.sty), or choose a }
\typeout{ different font option. }
\typeout{***************************************************}
\typeout{Stopping now...}\stop}
%
\AtEndOfClass{\usepackage{newtxtext}
\usepackage[slantedGreek]{newtxmath}
\usepackage[TS1,T1]{fontenc}\selectfont
\def\d#1by#2{\frac{{\rm d}{#1}}{{\rm d}{#2}}}
\DeclareMathAlphabet{\mathbf}{OML}{ntxmi}{bx}{it}
\DeclareSymbolFont{boldsymbols}{OMS}{ntxsy}{bx}{n}
\DeclareMathSymbol{\del}{\mathord}{boldsymbols}{"72}}
}\fi
%
\AtEndOfClass{
\ifNSTbig
\def\barbars{\mathchoice{\barbar8{0.6}8}{\barbar8{0.6}8}%
{\barbar{5.5}{0.4}{5.5}}{\barbar4{0.3}4}}
\renewcommand{\hbar}{{\barbars\barback{8.0}{5.5}{4.0} h\kern0.7pt}}
\renewcommand{\dbar}{{\barbars\barback{8.0}{5.5}{4.0}\rm d\kern0.7pt}}
\renewcommand{\lambdabar}{{\barbars\barback{8.8}{6.1}{4.4}\lambda\kern0.7pt}}
\else
%
% old: best for txfonts
%
% \renewcommand{\hbar}{{\barbars\barback{6}{4}{3.1} h\kern0.5pt}}
% \renewcommand{\dbar}{{\barbars\barback{6}{4}{3.1}\rm d\kern0.5pt}}
% \renewcommand{\lambdabar}{{\barbars\barback{6.4}{4.3}{3.5}\lambda\kern0.5pt}}
%
% new: best for newtx
%
\renewcommand{\hbar}{{\barbars\barback{6.6}{4.4}{3.4} h\kern0.5pt}}
\renewcommand{\dbar}{{\barbars\barback{6}{4}{3.1}\rm d\kern0.5pt}}
\renewcommand{\lambdabar}{{\barbars\barback{7.0}{4.6}{3.6}\lambda\kern0.5pt}}
\fi}
%
\gdef\upright#1{{\rm #1}}
%
% Compare hbox with #1 with uppercase and lowercase versions, if changes it is
% a normal letter (so use \upright{#1}), if not it is a greek letter (use
% \mathfrak{#1} which is the lettersA font with upright greek letters
%
\newbox\NSTone
\newbox\NSTtwo
\newbox\NSTthree
\gdef\particle#1{\NSTgreekfalse\setbox\NSTone=\hbox{$#1$}
\setbox\NSTtwo=\hbox{$\uppercase{#1}$}\setbox\NSTthree=\hbox{$\lowercase{#1}$}
\ifdim\wd\NSTone=\wd\NSTtwo\relax\ifdim\wd\NSTtwo=\wd\NSTthree\relax
\NSTgreektrue\fi\fi\ifNSTgreek\mathfrak{#1}\else\upright{#1}\fi}
%
\gdef\quark#1{\upright{#1}}
\gdef\uppi{\piup}
\gdef\upmu{\muup}
\gdef\upDelta{\upright{\Delta}}
\gdef\updelta{\deltaup}
\gdef\upOmega{\upright{\Omega}}
%
\gdef\half{\mbox{\fontencoding{TS1}\selectfont \textonehalf}}
}\else{
%
% for faked bold \del and 1/2 fraction if not txfonts...
%
\gdef\del{\mathchoice{\pmb{$\displaystyle\nabla$}}{\pmb{$\textstyle\nabla$}}%
{\pmb{$\scriptstyle\nabla$}}{\pmb{$\scriptscriptstyle\nabla$}}}
\gdef\half{$\frac{1}{2}$}
}\fi
%
%------------------------------------------------------------------------------%
% Initial settings...
%
\pagestyle{turnover}
\thispagestyle{first}
\pagenumbering{arabic}
\onecolumn
\raggedright % Old Schools' recommendations
\raggedbottom % " " "
\parskip=0pt
%
\ifNSTbig\vspace*{10mm}\leftline{\logobox}\fi
%
\AtBeginDocument{\normalfont}
%==============================================================================%
\endinput