%added june 10, 2021 for making flar work
%\ifdefined\HCode  
%\else 
%\pdfvariable compresslevel = 0
%\fi 
 

%%%%%%%%%%%%%%%%%%%%%%%%
%added MAY 2, 2019. Must be first thing

%march 2022. Not needed any more. see 
%https://tex.stackexchange.com/questions/638895/error-using-tikz-with-tex4ht-extra-else?noredirect=1#comment1592662_638895
%\ifdefined\HCode  
%   \def\pgfsysdriver{pgfsys-dvisvgm4ht.def}
%\fi
%%%%%%%%%%%%%%%


%lua code is loaded in here
%\usepackage{listings,lstautogobble}% added lstautogobble oct 30,2020
%\usepackage{fancybox,fancyvrb,xcolor}
%\definecolor{bg}{RGB}{255,255,226} 
%\input{my_lua_functions} %misc. function
%\newcommand\mytexht{\ifdefined\HCode 1\else 0\fi}
%\input{my_lua_code_format_5}  %formating.


\usepackage{tikz} 
\usepackage{tikz-qtree}
\usetikzlibrary{quotes,angles,calc}
\usetikzlibrary{arrows.meta}

%see https://tex.stackexchange.com/questions/13715/how-to-suppress-overfull-hbox-warnings-up-to-some-maximum
\hfuzz=5pt

%CRITICAL packages

\usepackage{amsmath} 
\usepackage{breqn}


\input{my_listings_definitions} 
\usepackage{luacode}


%make sure to use Latex:-Settings(leavespaceafterfunctionname = true)
%in maple, else overcorrection will result due to maple adding \! now
%\usepackage{mleftright}  
%\mleftright
%remove above. Makes spacing too tight. 

\usepackage{amssymb} %DO NOT USE with gramond  %2/3/2021


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%  makecell stuff
%removed oct 10,2022. Causes problems.

\usepackage{makecell} %make sure before arydshln
%see https://tex.stackexchange.com/questions/563115/how-to-add-more-padding-to-table-rows-when-table-has-array-inside-it
\setcellgapes{3pt} %added march 14,2021

%removed. It causes error when using m option for tabular.
%see https://tex.stackexchange.com/questions/592057/error-when-using-m-option-in-tabular-after-adding-command-makegapedcells
%%FROM https://tex.stackexchange.com/questions/319768/are-m-column-type-and-makecell-incompatible   

\makeatletter
\renewcommand\mcell@classz{\@classx
    \@tempcnta \count@
    \prepnext@tok
    \@addtopreamble{%\mcell@mstyle
        \ifcase\@chnum
        \hfil
        \mcell@agape{\d@llarbegin\insert@column\d@llarend}\hfil \or
        \hskip1sp
        \mcell@agape{\d@llarbegin\insert@column\d@llarend}\hfil \or
        \hfil\hskip1sp
        \mcell@agape{\d@llarbegin \insert@column\d@llarend}\or
        \mcell@agape{$\vcenter
            \@startpbox{\@nextchar}\insert@column\@endpbox$}\or
        \mcell@agape{\vtop
            \@startpbox{\@nextchar}\insert@column\@endpbox}\or
        \mcell@agape{\vbox
            \@startpbox{\@nextchar}\insert@column\@endpbox}%
        \fi
        \global\let\mcell@left\relax\global\let\mcell@right\relax
    }\prepnext@tok}

\makeatletter
\makegapedcells  %added march 14,2021 %this needs to go AFTER patch

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

%added sept 20,2020 to make vertical dashed lines in matrices
%see https://tex.stackexchange.com/questions/351887/how-to-place-a-vertical-dashed-line-between-columns-of-a-matrix/351894


\iffalse  %REMOVED on feb 27, 2020. Has bad effect
%see https://tex.stackexchange.com/questions/69662/how-to-globally-change-the-spacing-around-equations
%added 9/6/2019
\makeatletter
\g@addto@macro\normalsize{%
  \setlength\abovedisplayskip{5pt}
  \setlength\belowdisplayskip{5pt}
  \setlength\abovedisplayshortskip{5pt}
  \setlength\belowdisplayshortskip{5pt}
}
\makeatother
\fi 


\iffalse %causes problem. see https://tex.stackexchange.com/questions/667961/strange-interaction-between-breqn-and-code-that-changes-the-integration-sign-al
%commented out dec 8, 2022

%see https://tex.stackexchange.com/questions/553382/improving-spacing-between-math-expressions-automatically
%added july 13, 2020
% Give a nicer sqrt symbol. 

\usepackage{letltxmacro}
\makeatletter
\let\oldr@@t\r@@t
\def\r@@t#1#2{%
    \setbox0=\hbox{$\oldr@@t#1{#2\,}$}\dimen0=\ht0
    \advance\dimen0-0.2\ht0
    \setbox2=\hbox{\vrule height\ht0 depth -\dimen0}%
    {\box0\lower0.4pt\box2}}
\LetLtxMacro{\oldsqrt}{\sqrt}
\renewcommand*{\sqrt}[2][\ ]{\oldsqrt[#1]{#2}\,}
\makeatother
\fi 


\setcounter{MaxMatrixCols}{30}
\raggedbottom
\usepackage[activate={true,nocompatibility},final,tracking=true,factor=1100,stretch=10,shrink=10]{microtype}

\usepackage{graphicx}
\DeclareGraphicsExtensions{.pdf,.PDF,.png,.PNG,.jpg,.jpeg,.JPG,.JPEG}


\ifdefined\HCode
\else
\usepackage{animate}
\fi 



\usepackage{etex} %adds more registers

\ifdefined\HCode 
\usepackage{upquote} %to handle correct tex4ht to html conversion of `
\fi 


%see http://tex.stackexchange.com/questions/249280/matlab-prettifier-code-not-showing-correctly%force font to load
%\ttfamily\rmfamily %see http://tex.stackexchange.com/questions/309492/why-font-missing-message-shows-up-when-using-standalone-and-import-packages-only

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\usepackage{pgffor}  
\ifdefined\HCode 
\else 
\usepackage{pdfpages}
\fi 
%see https://tex.stackexchange.com/questions/471587/you-cant-use-lastsavedimageresourcepages-in-vertical-mode-error-using-texli
\makeatletter
\def\pgffor@dots@value@process#1{%
        \expandafter\pgffor@dots@stripcontext#1\pgffor@@stop%
        \expandafter\pgffor@dots@charcheck\pgffor@dotsvalue\pgffor@@stop%
  \let#1=\pgffor@dotsvalue% 
}
\makeatother
%%%%%%%%%%%%%%
%what is this for? to use H for figure
\usepackage{float}  
\input{my_verbatim}   


\ifdefined\isLegal
\usepackage[legalpaper, bindingoffset=0.2in,%
            left=1in,right=1in,top=1in,bottom=1in,%
            footskip=.25in]{geometry}
\else
   \ifdefined\isTabloid
   \usepackage[papersize={17in, 11in}, bindingoffset=0.2in,%
            left=1in,right=1in,top=1in,bottom=1in,%
            footskip=.25in]{geometry}
   \else
   \usepackage[letterpaper,bindingoffset=0.2in,%
            left=0.9in,right=1in,top=1in,bottom=1in,%
            footskip=.25in]{geometry}
   \fi
\fi 

%added 2/19/2022. To remove waring abut headheight too small
\setlength{\headheight}{14pt}


\ifdefined\HCode %do not use with tex4ht. see
%https://tex.stackexchange.com/questions/511350/why-adding-pagestylefancy-gives-compile-error-with-tex4ht
\else 
\usepackage{fancyhdr}
\pagestyle{fancy}
\fancyhf{}
\fancyhead[R]{\thepage}
\renewcommand\headrulewidth{0pt}
\setlength{\headheight}{14.5pt}
\addtolength{\topmargin}{-0.5pt}
\fi 


%PRIVATE MACRO
\usepackage{etoolbox} 
\newif\ifPRIVATE
\IfFileExists{./private.tex}
{
\input{private}
}
{
\newbool{private}
\setbool{private}{true}
}
\ifbool{private}{\PRIVATEtrue}{\PRIVATEfalse}

%DATE macro
\usepackage[us,12hr]{datetime}
\ifPRIVATE 
\newcommand{\dateMe}[1]{%
     \date{{\small #1}
     \hspace{.2in} 
     {\tiny Compiled on \today\ at \currenttime}
     }}
\else 
\newcommand{\dateMe}[1]{%
     \date{{\small #1}
     \hspace{.2in} 
     {\tiny Compiled on \today\ at \currenttime \hspace{.2in}  [public]}
     }}
\fi 

%DATE macro
\usepackage[us,12hr]{datetime}
\ifPRIVATE 
\newcommand{\dateMeForTitle}[1]{%
     {\small #1}
     \hspace{.2in} 
     {\tiny Compiled on \today\ at \currenttime}
     }
\else 
\newcommand{\dateMeForTitle}[1]{%
     {\small #1}
     \hspace{.2in} 
     {\tiny Compiled on \today\ at \currenttime \hspace{.2in}  [public]}
     }
\fi 


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

\iffalse %no longer will use. Switching to listings
\newcommand\myfullpath[2]{\luadirect{myfullpath(\luastring{#1},\luastring{#2})}}
\newcommand\myformat[4]{\luadirect{myformat(#1,#2,#3,#4)}}
\newcommand\mytexht{\ifdefined\HCode 1\else 0\fi}
\input{my_lua_functions} %misc. function
\input{my_lua_code_format_4}  %formating.
\fi 

%
% Added 2/18/16. Use this if first page of chanpter (in report class or book) is an IMAGE
% to make it adjust the height automatically to avoid empty page. Not for sections, since
% these do not start at new page in report. If using article class, then can use it for
% section first page, since those start on new page
%
\usepackage{tikzpagenodes}
\newlength{\vremaining} %use this ONLY for image on first page of chapter. Not section
%http://tex.stackexchange.com/questions/294716/the-problem-of-empty-page-when-starting-new-chapter-with-an-image-on-first-page
\newcommand{\getremaining}%
{\begin{tikzpicture}[remember picture,overlay]
  \pgfextracty{\vremaining}{\pgfpointdiff{\pgfpointanchor{current page text area}{south}}%
    {\pgfpointorigin}}
  \global\vremaining=\vremaining
\end{tikzpicture}\vspace{-\baselineskip}\newline}% place above image
%Usage example
%\getremaining\includegraphics[height=\vremaining]{hand_outs/handout_syllabus}


%do NOT use with tex4ht. It breaks tex4ht
\ifdefined\HCode %disable captionsetup so it does not breal latex I allready used it in with tex4ht
\newcommand\captionsetup[1]{} 
\else 
\usepackage{caption} %added 2/18/16  for making caption in figure same size as image
\fi 

%http://tex.stackexchange.com/questions/202046/width-of-the-caption-of-a-figure

\usepackage{multirow} %added 2/21/16. To allow table with columns that span rows
\usepackage{longtable} %2/24/16  does not work in two columns

%see https://tex.stackexchange.com/questions/31672/column-and-row-padding-in-tables
%\setlength{\tabcolsep}{0.5em} % for the horizontal padding
%\renewcommand{\arraystretch}{1.4}% for the vertical padding %commented out on oct 28,2020


\ifdefined\HCode
\else
%see http://tex.stackexchange.com/questions/309604/tex-capacity-exceeded-when-using-breqn-package-with-a-separate-macro
%needed to break long math expression with commands. To use do:
%   $\splitatcommas{a,b,c}$
%
\newcommand{\splitatcommas}[1]{%
  \begingroup
  \begingroup\lccode`~=`, \lowercase{\endgroup
    \expandafter\def\expandafter~\expandafter{~\penalty0 \hspace{0pt plus 1em}}%
  }#1%
  \endgroup
}
\fi

\setlength{\fboxsep}{6pt} %added 4/28/16 to increase spacing
\usepackage[normalem]{ulem} %added 5/12/16 to underline things, \uline{..}
\usepackage{array}%added 6/15/16
\usepackage[export]{adjustbox}  
\usepackage{makeidx} %added 5/14/16

\ifdefined\HCode 
\else
\usepackage{bigstrut} %added 09302020, see https://tex.stackexchange.com/questions/564873/how-to-add-either-dashed-or-colored-vertical-line-in-array-but-without-using-a
\fi 

%\usepackage[pdfencoding=auto]{hyperref}
%removed pdfencoding, causing error with uni-code math 
%see https://tex.stackexchange.com/questions/514703/using-pdfencoding-auto-with-hyperref-cause-compile-error-when-using-unicode-math


%used this now to see if it helps with math and verbatim in section header
%removed it, do not like losing bookmarks in pdf
%\usepackage[bookmarks=false]{hyperref}

%\usepackage[unicode, bookmarks]{hyperref}

%\usepackage[bookmarks,bookmarksopen,bookmarksdepth=3]{hyperref}
%\usepackage[bookmarks,bookmarksdepth=3]{hyperref}%this makes PDF bookmarks show up to subsubsection in book

%removed may 14, 2022. Does not work
%\ifdefined\HCode 
%\usepackage{xr-hyper}%added april 30, 2022
%\fi 
\usepackage[colorlinks,allcolors=blue,linktocpage,bookmarks,bookmarksdepth=3]{hyperref}

%see https://tex.stackexchange.com/questions/623377/how-to-increase-the-setting-dest-names-size-using-lualatex-on-tl-2021?noredirect=1#comment1556234_623377
\hypersetup{pageanchor=false}


\usepackage{bookmark}%added may 26,2020 to get rid of 
         %Package hyperref Warning: The anchor of a bookmark and its parent's must not
         %see https://tug.org/pipermail/texhax/2007-October/009123.html

%to add underline
\hypersetup{%
  colorlinks=false,% hyperlinks will be black  
  %pdfborderstyle={/S/U/W 1}% border style will be underline of width 1pt
  urlbordercolor=blue%  
}

%added oct 26, 2018. Some old latex files use this
\makeatletter
\providecommand{\currentimportpath}{\import@path}
\makeatother

%AUTHOR macro
\newcommand{\authorMe}[0]
 {\author{\footnotesize \href{mailto:nma@12000.org}{Nasser M. Abbasi}}}%

 
%added below on 5/6/16
\makeatletter %from http://tex.stackexchange.com/questions/3033/forcing-linebreaks-in-url
\g@addto@macro{\UrlBreaks}{\UrlOrds}
\makeatother


\frenchspacing


%added feb 2019 to prevent PDF reader from copying line numbers
%of listing
%see https://tex.stackexchange.com/questions/57151/how-do-i-prevent-conflicts-between-accsupp-and-hyperref
%\usepackage{accsupp}% http://ctan.org/pkg/accsupp
%\newcommand\emptyaccsupp[1]{\BeginAccSupp{ActualText={}}#1\EndAccSupp{}}




%remove, since conflict with koma style
\ifdefined\HCode
\else
\usepackage[raggedright,nobottomtitles]{titlesec}
\fi
  
\usepackage{rotating}  

%added sept 19, 2018
%see https://tex.stackexchange.com/questions/6081/reduce-space-between-enumerated-items
%DO NOT USE with texthtm
\ifdefined\HCode 
\else 
\usepackage{enumitem}
\setlist{itemsep=.1em}
\fi 

%added oct 27, 2018
\usepackage{tabularx}
%\usepackage{tabu}%added 8/16/2019
\usepackage{booktabs}%added 8/16/2019
\setlength\heavyrulewidth{0.5ex}
\aboverulesep=0ex
\belowrulesep=0ex
%see https://tex.stackexchange.com/questions/88929/vertical-table-lines-are-discontinuous-with-booktabs

%added august 26, 2019
\ifdefined\HCode 
\else 
\usepackage{resizegather}
\fi 




%%% FONTS

%\usepackage{fourier}%nice  
%\usepackage[T1]{fontenc}

%\ifdefined\HCode 
%\usepackage{fouriernc}
%\usepackage[T1]{fontenc}
%\else 

%\usepackage{fouriernc}
%\usepackage[T1]{fontenc}

%\usepackage[libertine]{newtxmath}  
%\usepackage{fourier}%nice  
%\usepackage[T1]{fontenc}

%\usepackage{unicode-math}

%\setmainfont{XITS}%nice
%\setmathfont{XITS Math}

%\setmainfont{STIX Two Text}%best
%\setmathfont{STIX Two Math}



%\setmainfont[Ligatures={Common,Rare,TeX}]{TeX Gyre Pagella}%best
%\setmathfont[Scale=MatchUppercase]{Asana Math}

%\setmainfont{TeX Gyre Bonum}
%\setmathfont{TeX Gyre Bonum Math}

%\setmainfont{TeX Gyre Pagella}
%\setmathfont{TeX Gyre Pagella Math}

%\setmainfont{TeX Gyre Schola}
%\setmathfont{TeX Gyre Schola Math}

%\setmainfont{TeX Gyre Termes}
%\setmathfont{TeX Gyre Termes Math}

%\setmainfont{DejaVu Serif}
%\setmathfont{TeX Gyre DejaVu Math}


%\setmainfont{XITS}%nice
%\setmathfont{XITS Math}

%\usepackage{unicode-math}
%\setmainfont{Libertinus Serif}
%\setmathfont{Libertinus Math}

%\usepackage{unicode-math}
%\setmainfont{XITS}
%\setmathfont{XITS Math}
%\setmathfont[range={"222B-"2233,"2A0B-"2A1C},StylisticSet=8]{XITS Math}


%\setmainfont{XITS}
%\setmathfont{XITS Math}
%\setmathfont[range={"222B-"2233,"2A0B-"2A1C},StylisticSet=8]{XITS Math}

%\fi

%\renewcommand{\familydefault}{\sfdefault}
%\usepackage[T1]{fontenc}


%added sept 16, 2018
%\usepackage[subtle]{savetrees}
%\usepackage[moderate]{savetrees}




%added OCT 26, 2018
\usepackage{siunitx} 

%added OCT 28, 2018
\ifdefined\HCode 
\newcommand{\cprotect}{}
\else 
\usepackage{cprotect} %only needed to latex
\fi

%added sept 16, 2018
\usepackage{parskip}
\makeatletter  %added march 9, 2020 so it works in minipage also
\setlength{\parskip}{\medskipamount}
\newcommand{\@minipagerestore}{\setlength{\parskip}{\medskipamount}}
\makeatother

%\setlength{\parindent}{0pt}
%\setlength{\parskip}{0.7em}

%see https://tex.stackexchange.com/questions/69662/how-to-globally-change-the-spacing-around-equations


%%%% STANDALONE

\usepackage{standalone}   
\usepackage{import}
\usepackage{currfile}

%\makeatletter  %needed to be able to have href path adjusted in child files also.
%in child files make sure to use \href{\currentimportpath index.pdf}. 
%\providecommand{\currentimportpath}{\import@path}  
%\makeatother   


%for floatBarrier until I remove them all
\usepackage{placeins}


\DeclareOldFontCommand{\rm}{\normalfont\rmfamily}{\mathrm}
\DeclareOldFontCommand{\it}{\normalfont\itshape}{\mathit}


%added oct 26, 2018
\usepackage{multicol}
\setlength{\columnseprule}{0.1pt} 
\setlength{\columnsep}{10pt} 

\usepackage{xstring} %added nov 21, 2018
\usepackage{ifthen}%added nov 21, 2018

\usepackage{xfp} %added june 6, 2019. see https://tex.stackexchange.com/questions/494438/how-to-use-result-of-fpeval-computation-inline


%put here on july 14, 2019
\usepackage{pifont} %http : // ctan.org/pkg/pifont
\newcommand{\cmark}{\textcolor{blue}{\Large \ding{51}}}
\newcommand{\xmark}{\textcolor{red}{\Large \ding{55}}}
\newcommand{\notsure}{\ding{103}} %
%%%%%%%%% 
%%%%%%%%%%     MACROS
%%%%%%%%%%%



%% These commands added MAY 16 2019 to make LOCAL TOC
%%to use them, just add the command \makeLocalChapterToc or
%%\makeLocalSectionToc just below \chapter of \section 

\ifdefined\HCode 
\else 
\usepackage{tocloft}
\usepackage{etoc}  
\fi 

% REMOVED THIS on 3/22/2022. It made things worst

\iffalse 
%see https://tex.stackexchange.com/questions/633694/problem-with-localtableofcontents-from-package-etoc
%to fix toc numbers

%not good. breaks things

\newlength{\chapterW}
\settowidth{\chapterW}{9999} % width of the chapter number box   
\newlength{\pageW}
\settowidth{\pageW}{99999} % width of the page number box
\newlength{\snumberW}
\settowidth{\snumberW}{999.999} % width of the section number box<<<<
\newlength{\subnumberW}
\settowidth{\subnumberW}{999.999.999} % width of the subsection number box<<<<

\newcommand*{\DotsAndPage}
{\nobreak\leaders\hbox{\normalsize\hbox to 1.75ex {\hss.\hss}}% make dots
    \hfill\nobreak\rlap{\makebox[\pageW]{\etocpage}}\par}

\etocsetstyle{subsection}
{}
{\normalfont\addvspace{.5ex}\noindent\setlength{\leftskip}{\dimexpr \chapterW + \snumberW + 5.5em}\setlength{\rightskip}{2em}}
{\llap{\makebox[\subnumberW][l]{\etocnumber}}\etocname\DotsAndPage}
{}

\etocsetstyle{section}
{}
{\normalfont\addvspace{.5ex}\noindent\setlength{\leftskip}{\dimexpr \chapterW + 3.5em}\setlength{\rightskip}{2em}}
{\llap{\makebox[\snumberW][l]{\etocnumber}}\etocname\DotsAndPage}
{}

\etocsetstyle{chapter} 
{}
{\bfseries\addvspace{.8ex}\setlength{\leftskip}{1.5em}\setlength{\rightskip}{2em}\noindent}
{\llap{\makebox[\chapterW][l]{\etocnumber}}\etocname \hfill\nobreak\rlap{\makebox[\pageW]{\etocpage}}\par}
{}  


\fi 
%%%%%%%%%%%%

\newcommand{\makeLocalPartToc}
{
\ifdefined\HCode
\else
  \etocsetnexttocdepth{0}
  \etocsettocstyle{\chapter*{Local contents}}{}
  \cftsecindent 0pt
  \localtableofcontents
\fi
}


\newcommand{\makeLocalChapterToc}
{
\ifdefined\HCode
\else
  \etocsetnexttocdepth{1}
  \etocsettocstyle{\section*{Local contents}}{}
  \cftsecindent 0pt
  \localtableofcontents
\fi
}

    
\newcommand{\makeLocalSectionToc}
{
\ifdefined\HCode
\else
   \etocsetnexttocdepth{2}
   \etocsettocstyle{\subsection*{Local contents}}{}
   \cftsubsecindent 0pt
   \localtableofcontents
\fi
}


\newcommand{\makeLocalSubsectionToc}
{
\ifdefined\HCode
\else
   \etocsetnexttocdepth{3}
   \etocsettocstyle{\subsubsection*{Local contents}}{}
   \cftsubsecindent 0pt
   \localtableofcontents
\fi
}


%%%%%%%%%%%
%DO NOT USE ANY MORE. Use BELOW version.
%Added December 2019
%usage \readPDF{file} %make sure not to use file.pdf
%this reads PDF pages into latex.
%called like \readPDFCompressFirstPage{file_name} OR
%called like \readPDFCompressFirstPage[factor]{file_name}
%in both cases, #2 is the file_name and factor is #1. If called
% uses \readPDFCompressFirstPage{file_name} then default is 0.75
% to shrink first page, else it will use whatever was supplied. As in
%\readPDFCompressFirstPage[0.5]{file_name}

\newcommand{\readPDFCompressFirstPage}[2][0.75]
{
  \ifdefined\HCode
      \href{#2.pdf}{PDF} 
  \else% 
      \saveimageresource{#2.pdf}%

      \noindent\makebox[\textwidth]{%
          %\includegraphics[scale=#1,page=1,frame={\fboxrule} {-\fboxrule}]{#2}
          \includegraphics[width=#1\paperwidth,page=1,frame={\fboxrule} {-\fboxrule}]{#2}
      }

      \ifnum\the\lastsavedimageresourcepages>1
      {
          \foreach \n in {2,...,\lastsavedimageresourcepages} % for lualatex
          {
             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=0.85,page=\n,frame={\fboxrule} {-\fboxrule}]{#2}
                \includegraphics[width=0.85\paperwidth,page=\n,frame={\fboxrule} {-\fboxrule}]{#2}
             }%make sure there is empty line below
        
          } 
     }
     \fi
  \fi 
}


%Added Jan 2020
%usage \readPDFV{file,firstPageCompression,otherPagesCompress} %make sure not to use file.pdf
\newcommand{\readPDFV}[3]
{
  \ifdefined\HCode
      \href{#1.pdf}{PDF} 
  \else% 
      \saveimageresource{#1.pdf}%

      \noindent\makebox[\textwidth]{%
          %\includegraphics[scale=#2,page=1,frame={\fboxrule} {-\fboxrule}]{#1}
          \includegraphics[width=#2\paperwidth,page=1,frame={\fboxrule} {-\fboxrule}]{#1}
      }

      \ifnum\the\lastsavedimageresourcepages>1
      {
          \foreach \n in {2,...,\lastsavedimageresourcepages} % for lualatex
          {
             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=#3,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
                \includegraphics[width=#3\paperwidth,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
             }%make sure there is empty line below
        
          } 
     }
     \fi
  \fi 
}


%Added May 27 2020. new version USE THIS not the above
%
% TRY to see if I can replace all this by using \maxsizebox from adjustbox package
% when I have time. june 10.2021
%
%usage \getPDF{file,firstPageCompression,otherPagesCompress,frame} %make sure not to use file.pdf
%if frame=1, adds frame around page. if frame=0 no frame added
\newcommand{\getPDF}[4]
{
  \ifdefined\HCode
      \href{#1.pdf}{PDF} 
  \else% 
     \IfEqCase{#4}%
     {%
        {1}%
           {%

             \saveimageresource{#1.pdf}%

             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=#2,page=1,frame={\fboxrule} {-\fboxrule}]{#1}
                \includegraphics[width=#2\paperwidth,page=1,frame={\fboxrule} {-\fboxrule}]{#1}
              }

              \ifnum\the\lastsavedimageresourcepages>1
              {
                   \foreach \n in {2,...,\lastsavedimageresourcepages} % for lualatex
                     {
                         \noindent\makebox[\textwidth]{%
                              %\includegraphics[scale=#3,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
                              \includegraphics[width=#3\paperwidth,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
                          }%make sure there is empty line below
        
                     } 
             }
             \fi
            }     
       {0}%
           {%
             \saveimageresource{#1.pdf}%

             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=#2,page=1]{#1}
                \includegraphics[width=#2\paperwidth,page=1]{#1}
              }

              \ifnum\the\lastsavedimageresourcepages>1
              {
                   \foreach \n in {2,...,\lastsavedimageresourcepages} % for lualatex
                     {
                         \noindent\makebox[\textwidth]{%
                              %\includegraphics[scale=#3,page=\n]{#1}
                              \includegraphics[width=#3\paperwidth,page=\n]{#1}
                          }%make sure there is empty line below
        
                     } 
             }
             \fi
           }
        }
  \fi
}

%%%%%%%%%%%%%%%%%%%%%%
%Added July 22, 2021. new version USE from now on. 
%
%
%usage \mypdfpages{file,command} %make sure not to use file.pdf
\newcommand{\mypdfpages}[2]
{
  \ifdefined\HCode
     \ifstrempty{#2}{\href{#1.pdf}{PDF}}{%
        #2
        \href{#1.pdf}{PDF}
     }
     %\ifthenelse{<test>}{<code for true>}{<code for false>}
     %\ifthenelse{\isundefined{#2}}{%
     %   \href{#1.pdf}{PDF}
     %   }{%
     %    #2
     %    \href{#1.pdf}{PDF}
     %   }
  \else% 
    \saveimageresource{#1.pdf}%
    \includepdf[scale=0.8,pages=1,pagecommand=#2]{#1}
    \ifnum\the\lastsavedimageresourcepages>1
    {
     \includepdf[scale=0.8,pages=2-,pagecommand={}]{#1}
    }
    \fi 
  \fi
}


%%%%%%%%%%%%%%%%%%%%%%
\newcommand{\readPDF}[1]
{
  \ifdefined\HCode
      \href{#1.pdf}{PDF} 
  \else% 
      \saveimageresource{#1.pdf}%

      \foreach \n in {1,...,\lastsavedimageresourcepages} % for lualatex
      {
             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=0.85,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
                \includegraphics[width=0.85\paperwidth,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
             }%make sure there is empty line below
        
      } 
  \fi 
}


%%%%%%%%%%%
%usage \readPDFSlidesCompressFirstPage{file} %make sure not to use file.pdf
%this reads PDF pages into latex.

\newcommand{\readPDFSlidesCompressFirstPage}[1]
{
  \ifdefined\HCode
      \href{#1.pdf}{PDF} 
  \else% 
      \saveimageresource{#1.pdf}%

      \noindent\makebox[\textwidth]{%
          %\includegraphics[scale=0.6,page=1,frame={\fboxrule} {-\fboxrule}]{#1}
          \includegraphics[width=0.6\paperwidth,page=1,frame={\fboxrule} {-\fboxrule}]{#1}
      }

      \ifnum\the\lastsavedimageresourcepages>1
      {
          \foreach \n in {2,...,\lastsavedimageresourcepages} % for lualatex
          {
             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=0.65,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
                \includegraphics[width=0.65\paperwidth,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
             }%make sure there is empty line below
        
          } 
     }
     \fi
  \fi 
}

%%%%%%%%%%%%%%%%%%%%
\newcommand{\readPDFSlides}[1]
{
  \ifdefined\HCode
      \href{#1.pdf}{PDF} 
  \else% 
      \saveimageresource{#1.pdf}%

       \foreach \n in {1,...,\lastsavedimageresourcepages} % for lualatex
       {
             \noindent\makebox[\textwidth]{%
                %\includegraphics[scale=0.65,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
                \includegraphics[width=0.65\paperwidth,page=\n,frame={\fboxrule} {-\fboxrule}]{#1}
             }%make sure there is empty line below
        
       } 
  \fi 
}


%%%%%%%%%%%%%%%%
%added Nov 21, 2018. Use to add graphics, centered in HTML with frame
%only for latex. Using frame in HTML makes the image not centered any more.
%first argument is   1 or 0 if we want frame around image. Second
%argument is magnification, 3rd argument is image file name. 4ht
%argument is caption.
%for example \addImage{1}{0.99}{images/1}{the Problem statement}

\newcommand{\addImage}[4]
{
  \begin{figure}[H]
  \centering
     \IfEqCase{#1}%
     {%
        {1}{%
           \ifstrempty{#4}
           {
              %\fbox{\includegraphics[scale=#2]{#3}}
              \fbox{\includegraphics[width=#2\textwidth]{#3}}
           }
           {
               %\fbox{\includegraphics[scale=#2]{#3}}\caption{#4}
               \fbox{\includegraphics[width=#2\textwidth]{#3}}\caption{#4}
           }%
          }%
       {0}{
           \ifstrempty{#4}
           {
              %\includegraphics[scale=#2]{#3}
              \includegraphics[width=#2\textwidth]{#3}
           }
           {
              %\includegraphics[scale=#2]{#3}\caption{#4}
              \includegraphics[width=#2\textwidth]{#3}\caption{#4}
           }
          }%
     }
  \end{figure}
}%


%%%------------------------------------------

%DO NOT USE. Kept for old use. Use \getPDF instead
%adds PDF as image or link. First argument is full path, second is file name
%third is magnification. Like this
%\addPDF{file/path}{file}{1.1}
\newcommand{\addPDF}[3]
{%
\ifdefined\HCode
  \url{#1/#2.pdf} 
%  \href{#1/#2.pdf}{#2.pdf} 
\else 
  \saveimageresource{#1/#2.pdf}
  \foreach \n in {1,...,\lastsavedimageresourcepages} % for lualatex
  {
       \noindent\makebox[\textwidth]{%
            \includegraphics[width=#3\textwidth,page=\n]{#1/#2}
            %\includegraphics[scale=#3,page=\n]{#1/#2}
       } 
   
  }  
\fi 
}

%%%%%%%%----------------------------

%adds animated gif file to HTML only
%first is file name second is size
%example \addGIF{"file.gif"}{"300"}
%this is meant to be called in \ifdefined\HCode ONLY
%\newcommand{\addGIF}[2]
%{
%\ifdefined\HCode
%\HCode{<TABLE><TR><TD><img  class="my_class_3" src=#1 width=#2 height=#2 /></TD></TR>
%              <TR><TD style="text-align:center"><button class="start">start</button>&nbsp;&nbsp;<button class="stop">stop</button></TD>
%              </TR></TABLE>
%      }
%\fi 
%}


%adds animated gif file to HTML only
%first is file name second is size
%example \addGIF{"file.gif"}{"300"}
%this is meant to be called in \ifdefined\HCode ONLY
\newcommand{\addGIF}[2]
{
\HCode{<img data-gifffer=#1 data-gifffer-width=#2 data-gifffer-height=#2 data-gifffer-alt="Loading ..."/>}
}


%New version. This uses libgif
%first is file name second is size
%example \addGIF{"file.gif"}{"300"}{"cover.png"}{var_name}
%this is meant to be called in \ifdefined\HCode ONLY
\newcommand{\addGIFX}[4]
{
\HCode{
<img id=#4 src=#3 rel:animated_src=#1 rel:auto_play="0" width=#2 />\Hnewline
	<br>
	<script type="text/javascript">\Hnewline
		window["#4"] = new SuperGif({ gif: document.getElementById("#4") } );\Hnewline
		window["#4"].load();\Hnewline
	</script>\Hnewline
	<a href="javascript:;" onmousedown="window['#4'].pause(); return false;">Pause</a>\Hnewline
	<a href="javascript:;" onmousedown="window['#4'].play(); return false;">Play</a>\Hnewline
	<a href="javascript:;" onmousedown="window['#4'].move_to(0); return false;">Restart</a>\Hnewline
	<a href="javascript:;" onmousedown="window['#4'].move_relative(1); return false;">Step forward</a>\Hnewline
	<a href="javascript:;" onmousedown="window['#4'].move_relative(-1); return false;">Step back</a>\Hnewline
    }
}


%%%%%%%%%% added oct 24, 2020
%example use
%\begin{align*}
%U_1 &= \myadjustbox{   (-1)^{4-1} \int{ \frac{F(x) W_1(x) }{a W(x)} \, dx}  }\\ 
%    &=\myadjustbox{ (-1)^{3} \int{  \frac{ \left(e^{x} \left(\left(2+6 x \right) \cos \left(2 x \right)+3 \sin \left(2 x \right)\right)\right) \left(-8 e^{3 x} \sin \left(2 x \right)^{2} \cos \left(2 x \right) x -8 e^{3 x} \cos \left(2 x \right)^{3} x +4 e^{3 x} \sin \left(2 x \right)^{3}+4 e^{3 x} \sin \left(2 x \right) \cos \left(2 x \right)^{2}\right)}{\left(1\right) \left(64 e^{4 x} \sin \left(2 x \right)^{4}+128 e^{4 x} \sin \left(2 x \right)^{2} \cos \left(2 x \right)^{2}+64 e^{4 x} \cos \left(2 x \right)^{4}\right)} \, dx} }\\ 
%\end{align*}
%needed to adjust my .cfg to tell mathjax about this. See 
%https://tex.stackexchange.com/questions/568244/how-to-make-tex4ht-ignore-some-commands-automatically

\newcommand\myadjustbox[2][0.98]{% %default width: 0.9\textwidth
\ifdefined\HCode
  {$\displaystyle #2$}
\else 
   \adjustbox{max width=#1\linewidth}{$\displaystyle #2$}
\fi 
}{%
}


%%%%%% FONT

%\usepackage[T1]{fontenc} %not needed with lualatex

%\usepackage{lmodern} %USING THIS NOW %commented out oct 29. 2019

%\addtokomafont{sectioning}{\boldmath}
%\usepackage{fixcmex}



%example 1 see http://mirrors.ibiblio.org/CTAN/fonts/newtx/doc/newtxdoc.pdf
\ifdefined\HCode
\else
\iffalse
  \usepackage[scaled=.85]{beramono}% used only by \mathtt
  \usepackage[type1]{cabin}% used only by \mathsf
  \usepackage{amsthm}% must be loaded before newtxmath
  \usepackage[upint,smallerops,varg,varvw,libertine]{newtxmath}
% loads minlibertine because no other Roman text package was specified
% so that \mathrm and \mathbf also use minlibertine
  %\usepackage[scr=rsfso]{mathalfa}
  \usepackage{mathalfa}
  \usepackage{bm}% load after all math to give access to bold math
%Now load the otf text fonts using fontspec---won't affect math
  \usepackage[no-math]{fontspec} % process with XeLaTeX or LuaLaTeX
  \usepackage{libertine}
\fi 


%\usepackage{fontspec}
%\setmainfont{Times New Roman}
%\newfontfamily\Verdana{Verdana}[Scale=MatchLowercase,
%                                Ligatures=TeX]

%\newfontfamily\Cambria{Cambria}[Scale=MatchLowercase,
%                                Ligatures=TeX]

%do not work on linux
%\usepackage{unicode-math}
%\setmainfont{Cambria}
%\setmathfont{Cambria Math}


%see https://tex.stackexchange.com/questions/100329/is-a-real-baskerville-font-available-for-latex
%\usepackage{lmodern} % monospace font
%\usepackage[scale=0.89]{tgheros} % Helvetica is too big
%\usepackage[osf]{Baskervaldx} % tosf in text, tlf in math
%\usepackage[baskervaldx,cmintegrals,bigdelims,vvarbb]{newtxmath} % math italic letters from Baskervaldx
%\usepackage[cal=boondoxo]{mathalfa} % mathcal from STIX, unslanted a bit

%try this
%\usepackage{unicode-math}




\iffalse %not too good
\usepackage{unicode-math}
\setmainfont{TeX Gyre Pagella}
\setmathfont{TeX Gyre Pagella Math}
\fi 

\iffalse %not too good
\usepackage{unicode-math}
\setmainfont{TeX Gyre Schola}
\setmathfont{TeX Gyre Schola Math}
\fi 

\iffalse %not too good
\usepackage{unicode-math}
\setmainfont{DejaVu Serif}
\setmathfont{TeX Gyre DejaVu Math}
\fi 

\iffalse %not too good
\usepackage{unicode-math}
\setmainfont{STIX}
\setmathfont{STIX Math}
\fi 

\iffalse %Ok
\usepackage{unicode-math}
\setmainfont[Ligatures={Common,Rare,TeX}]{TeX Gyre Pagella}
\setmathfont[Scale=MatchUppercase]{Asana Math}
\fi 


\iffalse %Ok
\usepackage{unicode-math}
\setmainfont{EBGaramond-Regular}[
  BoldFont = EBGaramond-Bold,
  ItalicFont = EBGaramond-Italic,
  BoldItalicFont = EBGaramond-BoldItalic
]
\setmathfont{Garamond Math}[Scale=MatchUppercase]
\fi 


\iffalse %NICE!! %do not like it any more. bold math do not show
\usepackage[osf]{Baskervaldx} % tosf in text, tlf in math
\usepackage[vvarbb]{newtxmath} % math italic letters from Times
\usepackage[cal=boondoxo]{mathalfa} % mathcal from STIX, unslanted a bit
\fi 



\iffalse%now trying this. Nov 9, 2019. But do not like it too much
\usepackage{amsmath}
\usepackage{unicode-math}
\setmainfont{TeX Gyre Termes}
\setmathfont{TeX Gyre Termes Math}
\fi 


%\setmathfont{Cambria Math}
%\setmathfont{Libertinus Math} %like Asana little more
%\setmathfont{TeX Gyre Termes Math}


%\fi 
%


%switching to this now
%\usepackage[utf8]{inputenc}
%\usepackage[lf]{Baskervaldx} % lining figures
%\usepackage[bigdelims,vvarbb]{newtxmath} % math italic letters from Nimbus Roman
%\usepackage[cal=boondoxo]{mathalfa} % mathcal from STIX, unslanted a bit
%\renewcommand*\oldstylenums[1]{\textosf{#1}}
%


%\usepackage[garamond]{mathdesign} %not good
%\usepackage[charter]{mathdesign}

%\usepackage{kmath,kerkis} not good

%\setmathfont[]{Cambria Math} %not that good
%\setmathfont[]{Latin Modern Math}




%using this now. Oct 29. 2019 but does not work on windows.
\iffalse 
\usepackage[
    math-style=ISO,
    bold-style=ISO,
    partial=upright,
    nabla=upright
]{unicode-math}

\setmainfont{Libertinus Serif}
\setsansfont{Libertinus Sans}
\setmathfont{Libertinus Math}
\fi 

\iffalse 
%use this. Looks good.
\usepackage[T1]{fontenc}
\usepackage[urw-garamond]{mathdesign}
\usepackage[garamond]{mathdesign}
\fi 


%\usepackage{ebgaramond} %too light



\iffalse %OK
\usepackage{tgpagella} % text only
\usepackage{mathpazo}  % math & text
\fi 


%\usepackage{unicode-math}
%\setmainfont{STIX Two Text}
%\setmathfont{STIX Two Math}



%\usepackage{lmodern}
\fi %HCODE

%\usepackage[T1]{fontenc}
%\usepackage[english]{babel} 
%\usepackage[p,osf]{newtxtext}
%\usepackage[upint,smallerops,varg,varvw]{newtxmath}

%\usepackage[T1]{fontenc}
%\usepackage{mathpazo,mathabx} 

%\usepackage{lmodern} 


%\usepackage[math]{anttor} %not good
%\usepackage[T1]{fontenc}
%\usepackage[english]{babel} 




\iffalse 
\ifdefined\HCode 
\else 
\usepackage{fontspec}
\setmainfont{Times New Roman}

\usepackage{unicode-math}
\setmainfont{Times New Roman}
\setmathfont{TeX Gyre Termes Math}
\fi 
\fi 

\iffalse 
\ifdefined\HCode 
\else 
%this looks nice
%\usepackage[urw-garamond]{mathdesign}
%\usepackage{garamondx}
%\usepackage{bm}
%\fi 
\usepackage[garamond]{mathdesign}
\fi 
\fi 


%\ifdefined\HCode 
%\else % Asana
%\usepackage[mathit=sym,bold-style=ISO]{unicode-math}
%\setmainfont[Ligatures={Common,Rare,TeX}]{TeX Gyre Pagella}
%\setmathfont[Scale=MatchUppercase]{Asana Math}
%\fi 

%\input{my_font}

%this worked. see https://tex.stackexchange.com/questions/639226/use-computer-modern-font-in-lualatex
%\usepackage{fontspec}
%\setmainfont{NewCM10-Book}

%try this. 5/3/2022
%asked about it at https://tex.stackexchange.com/questions/642816/how-to-make-text-boldness-match-math-when-using-lualatex-with-mlmodern-package
\ifdefined\HCode 
\else 
\usepackage[T1]{fontenc}
\usepackage{mlmodern}
%see https://tex.stackexchange.com/questions/646333/size-of-integral-symbol-in-section-header-with-mlmodern
\DeclareSymbolFont{largesymbols}{OMX}{cmex}{m}{n}
\fi 



\iffalse 
%added these in 3/32/2021. this to fix problem with math in section headers
\input{fix_links}
\AtBeginDocument{\texorpdfOn}% % Activate the Lua function 'fix_headers'
\fi 

%added this here so I do nothave to add it each time May 13,2021
\input{math_operators}

%added 3/13/2022 moving to it. Away from verbatime write and javascript stuff
%\usepackage{minted}
%\ifdefined\HCode 
%\newminted[smallMintedText]{Text}{fontsize=\small}
%\fi 

%added to make sure all log messages go to terminal as well.
%\tracingonline=0

%\usepackage{trace}

%added march 21, 2022
%\usepackage{courier}

%addd march 29, 2022
%see https://tex.stackexchange.com/questions/314783/how-to-force-vertical-space-in-tex4ht-bigskip-and-vspace-have-no-effect/314854
\usepackage{myspaces}


%see https://tex.stackexchange.com/questions/436063/spacing-between-number-and-text-in-toc
\iffalse 
\ifdefined\HCode 
\else 
\usepackage{tocloft}
\advance\cftsecnumwidth 1em\relax
\advance\cftsubsecindent 1em\relax
\advance\cftsubsecnumwidth 1em\relax
\fi 
\fi 

%added april 29, 2022
%commented out, since can;t control the boldness level. it becomes
%too bold.
%\usepackage{pdfrender}
%\pdfrender{StrokeColor=black,TextRenderingMode=2,LineWidth=1pt}

%%%%%%%%%%%%%%%%%%%%%
%see https://tex.stackexchange.com/questions/653676/how-to-make-a-table-of-fixed-width-in-tex4ht-not-fixed-column-width
%this adds support to fixed width tables.
\newenvironment{fixedtabular}[2]{\gdef\tablewidth{#2}\begin{tabular}{#1}}{\end{tabular}}
%
%supporting code is added to my nma_mathjax.cfg also. Both are needed
%


%%%%%%%%%%%%%%%%% reduce space between y and () when using \left( and \right)
%https://tex.stackexchange.com/questions/654390/is-there-a-way-in-preamble-to-modify-reduce-the-white-space-between-letter-follo
%added 8/18/2022

\Umathordinnerspacing\textstyle=0mu
\Umathordinnerspacing\displaystyle=0mu

%see https://tex.stackexchange.com/questions/12703/how-to-create-fixed-width-table-columns-with-text-raggedright-centered-raggedlef
%use it in table as   L{3in}|L{2in}| etc.. will make columns ragged right, which reads better
\newcolumntype{L}[1]{>{\raggedright\let\newline\\\arraybackslash\hspace{0pt}}p{#1}}