\documentclass{article}%  run with lualatex
\usepackage{amsmath}
\usepackage{fancyvrb}
\usepackage{unicode-math}
\setmonofont{AnonymousPro}[Scale=MatchLowercase,FakeStretch=0.85]
\let\myFont\ttfamily
\begin{document}

\section*{Without using environment \texttt{split}}


\begin{Verbatim}[fontsize=\small,fontfamily=myFont]
\begin{subequations}
  \begin{align}\label{eq:first1b}
    \log(q_{f,g,c,y}) &= b_{11}I_{f,g,c,y-1} 
      + b_{12}\log(\mathit{VarP}_{c,y}) + c_{11}\log(P_{c,y})\\
    &\qquad +c_{12} \log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{1,f,g,c,y}\nonumber
   \\[2ex]	\label{eq:first2b}
   \log(\mathit{CVarCF}_{f,g,c,y})&= b_{21}I_{f,g,c,y-1} 
    + b_{22}\log(\mathit{VarP}_{c,y}) + c_{21}\log(P_{c,y})\\
    &\qquad +c_{22}\log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{2,f,g,c,y}\nonumber
  \end{align}
\end{subequations}
\end{Verbatim}


\begin{subequations}
	\begin{align}\label{eq:first1b}
		  \log(q_{f,g,c,y}) &= b_{11}I_{f,g,c,y-1} 
		      + b_{12}\log(\mathit{VarP}_{c,y}) + c_{11}\log(P_{c,y})\\
		  &\qquad +c_{12} \log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{1,f,g,c,y}
		\nonumber\\[2ex]	\label{eq:first2b}
		  \log(\mathit{CVarCF}_{f,g,c,y})&= b_{21}I_{f,g,c,y-1} 
		    + b_{22}\log(\mathit{VarP}_{c,y}) + c_{21}\log(P_{c,y})\\
		  &\qquad +c_{22}\log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{2,f,g,c,y}\nonumber
	\end{align}
\end{subequations}


\section*{With using environment \texttt{split}}


\begin{Verbatim}[fontsize=\small,fontfamily=myFont]
\begin{subequations}
  \begin{align}\label{eq:first1}
    \begin{split}
      \log(q_{f,g,c,y}) &= b_{11}I_{f,g,c,y-1} 
          + b_{12}\log(\mathit{VarP}_{c,y}) + c_{11}\log(P_{c,y})\\
      &\qquad +c_{12} \log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{1,f,g,c,y}
    \end{split}\\[2ex]	\label{eq:first2}
    \begin{split}
      \log(\mathit{CVarCF}_{f,g,c,y})&= b_{21}I_{f,g,c,y-1} 
        + b_{22}\log(\mathit{VarP}_{c,y}) + c_{21}\log(P_{c,y})\\
      &\qquad +c_{22}\log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{2,f,g,c,y}
    \end{split}
  \end{align}
\end{subequations}
\end{Verbatim}

	
\begin{subequations}
	\begin{align}\label{eq:first1}
		\begin{split}
		  \log(q_{f,g,c,y}) &= b_{11}I_{f,g,c,y-1} 
		      + b_{12}\log(\mathit{VarP}_{c,y}) + c_{11}\log(P_{c,y})\\
		  &\qquad +c_{12} \log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{1,f,g,c,y}
		\end{split}\\[2ex]	\label{eq:first2}
		\begin{split}
		  \log(\mathit{CVarCF}_{f,g,c,y})&= b_{21}I_{f,g,c,y-1} 
		    + b_{22}\log(\mathit{VarP}_{c,y}) + c_{21}\log(P_{c,y})\\
		  &\qquad +c_{22}\log(\mathit{CVarCF}_{f,g,c,y-1}) + \upsilon_c +e_{2,f,g,c,y}
		\end{split}
	\end{align}
\end{subequations}



\end{document}


\documentclass{article}
\usepackage{amsmath}

\newcommand{\xm}{\overline{\mathbf{x}}}

\begin{document}
	
	\begin{align*}
	\frac{\partial g}{\partial n_\mu^1}
	&= \partial_1f(\xm)\cdot \frac{-\gamma_1}{\sigma_1 + n_\sigma^1}
	\qquad\qquad
	\frac{\partial g}{\partial n^1_\sigma} 
	=\partial_1f(\xm) \cdot \biggl( -\gamma_1
	\frac{x_1  - \mu_1 - n_\mu^1}{(\sigma_1 + n_\sigma^1)^2} \biggr)\\[2\jot]
	\frac{\partial^2 g}{(\partial n^1_\mu)^2}
	&= \partial^2_1f(\xm)\biggl( \frac{-\gamma_1}{\sigma_1 + n_\sigma^1} 
	\biggr)^{\!2}\\[2\jot]
	\frac{\partial^2 g}{(\partial n_\sigma^1)^2} 
	&= \partial_1 f(\xm) \cdot 2 \biggl( -\gamma_1
	\frac{x_1 - \mu_1 - n_\mu^1}{(\sigma_1 + n_\sigma^1)^3} \biggr)
	+ \partial_1^2 f(\xm)\biggl( -\gamma_1
	\frac{x_1 - \mu_1 - n_\mu^1}{(\sigma_1 + n_\sigma^1)^2} \biggr)^{\!2}
	\\[2\jot]
	\frac{\partial^2 g}{\partial n_\mu^1 \partial n_\sigma^1} 
	&= \partial_1f(\xm)\cdot \frac{-\gamma_1}{(\sigma_1 + n_\sigma^1)^2}
	+ \partial_1^2 f(\xm) \biggl( -\gamma_1
	\frac{x_1 -  \mu_1 - n_\mu^1}{(\sigma_1 + n_\sigma^1)^2} \biggr)
	\cdot \biggl( \frac{-\gamma_1}{\sigma_1 + n_\sigma^1} \biggr)
	\end{align*}
	
\end{document}



\documentclass[a4paper,12pt]{article}
\usepackage[ngerman]{babel}
\usepackage{xcolor}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{bm}
\usepackage{upgreek}
\usepackage[OMLmathrm,OMLmathbf]{isomath}

\begin{document}
	
	\section{Bild 1}
	\begin{equation}
	\bm{\upkappa\uprho\upvardelta} \frac{\partial^2 T}{\partial x^2}=\frac{\partial 
	T}{\partial t}
	\end{equation}
	
\end{document}



\documentclass{article}
\usepackage{graphicx}
%\usepackage{epstopdf}
\begin{document}
	
\includegraphics[width=\linewidth]{tiger.eps}

\end{document}

DE94100500006600046463

2597340118012   Grundsteuer


\documentclass[border=5mm,preview,varwidth]{standalone}
\usepackage{amsmath}
\usepackage[no-math]{fontspec}
\usepackage[math-style=ISO,bold-style=ISO,mathrm=sym]{unicode-math}
\setmathfont{CMU Bright}
\usepackage{luacode}

\begin{luacode}
  fonts.handlers.otf.addfeature {
	name = "dtls",
	type = "substitution",
	data = {
	  [0x0069] = 0x0131,  -- dotless i
	  [0x006A] = 0x0237,  -- dotless j
	  [0x1D456] = 0x1D6A4,  -- mathit dotless i
	  [0x1D457] = 0x1D6A5,  -- mathit dotless j
    }
  }
  fonts.handlers.otf.addfeature { -- Ligatures for mathrm
	name = "test",
	type = "ligature",
	data =  {
	  ["ff"] = {0xFB00,0xFB00}, --{"f","f"},
--      [0xFB00] = {0x0066, 0x0066},
--	  [0x0066 0x0066]         = 0xFB00, -- ff
--	  [{0x1d453,0x1d453}]       = 0xFB00,
--	  [0x0066, 0x0069]         = 0xFB01, -- fi
--	  [0x0066, 0x006C]         = 0xFB02, -- fl
--	  [0x0066, 0x0066, 0x0069] = 0xFB03, -- ffi
--	  [0x0066, 0x0066, 0x006C] = 0xFB04, -- ffl
    }
  }

\end{luacode}


\iffalse
[[--

[[--
fonts.handlers.otf.addfeature { -- Upright Integrals
	name = "ss01",
	type = "substitution",
	data =  {
		[0x222B]         = 0x222B.up, -- \int
		[0x222C]         = 0x222C.up, -- \iint
		[0x222D]         = 0x222D.up, -- \iiint
		[0x222E]         = 0x222E.up, -- \oint
		[0x222F]         = 0x222F.up, -- \oiint
		[0x2230]         = 0x2230.up, -- \oiiint
		[0x2A0C]         = 0x2A0C.up, -- \iiiint
		[0x222B.display] = 0x222B.display.up,
		[0x222C.display] = 0x222C.display.up,
		[0x222D.display] = 0x222D.display.up,
		[0x222E.display] = 0x222E.display.up,
		[0x222F.display] = 0x222F.display.up,
		[0x2230.display] = 0x2230.display.up,
		[0x2A0C.display] = 0x2A0C.display.up,
	}
}

fonts.handlers.otf.addfeature { -- Planck Constant with Bar
	name = "ss02",
	type = "substitution",
	data =  { [0x210F] = 0x210F.ss02, }
}

fonts.handlers.otf.addfeature { -- Complement Alternates
	name = "ss03",
	type = "substitution",
	data =  { [0x2201] = 0x2201.ss03; }
}

--]]

fonts.handlers.otf.addfeature { --
	name = "ssty",
	type = "substitution",
	data =  {
		[0x2032] = 0x2032.ssty1, -- prime -> supscript prime
		[0x2033] = 0x2033.ssty1, -- double prime -> supscript double prime
		[0x2034] = 0x2034.ssty1, -- triple prime -> supscript triple prime
	}
}
--]]\fi

\iffalse
\setsansfont{Fira Sans}
\setmathfont{FiraMath-Regular.otf}[RawFeature={+test,+dtls%,+ss01,+ss02,+ss03
}]%
%\setmathfont[version=bold]{FiraMath-Bold.otf}%
\setmathfont[version=bold]{FiraMath-Bold.otf}

\fi




\begin{document}

kasdk aksh dkash dkashd 


$ij ff \mathrm{ff}\symup{ff}\mathnormal{ff} \mathup{ff} \mathchar"FB00$


\[  xf i j \mathrm{ij}
\hat{f}(\omega) = \frac1{\sqrt{2\symup{\pi}}} \int\limits_{-\infty}^{+\infty} f(x) 
\symup{e}^{-\symup{i}\omega x} \sin(x)\, \symup dx
\]

\boldmath
\[
\hat{f}(\omega) = \frac1{\sqrt{2\symup{\pi}}} \int\limits_{-\infty}^{+\infty} f(x) 
\symup{e}^{-\symup{i}\omega x} \sin(x) \,\symup dx
\]
\end{document}









\documentclass{book}

\usepackage{zref-abspage,zref-lastpage}
\usepackage{atbegshi}%2010/03/25
\makeatletter
\newcounter{NextPage}
\renewcommand*\theNextPage{NextPage\the\value{NextPage}@}
\newcommand*{\NextPage}{%
	\stepcounter{NextPage}%
	\leavevmode
	\zref@labelbyprops{\theNextPage this}{page,abspage}%
	\begingroup
	\edef\x{\endgroup
		\noexpand\AtBeginShipoutNext{%
			\noexpand\AtBeginShipoutNext{%
				\setbox\AtBeginShipoutBox=\hbox{%
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					\copy\AtBeginShipoutBox
				}%
			}%
		}%
	}%
	\x
	\chardef\NextPageOk=0 %
	\zref@refused{LastPage}%
	\zref@ifrefundefined{LastPage}{%
	}{%
		\zref@refused{\theNextPage this}%
		\zref@ifrefundefined{\theNextPage this}{%
		}{%
			\ifnum\zref@extract{\theNextPage this}{abspage}=%
			\zref@extractdefault{LastPage}{abspage}{0}\relax
			\chardef\NextPageOk=1 %
			\else
			\zref@refused{\theNextPage next}%
			\zref@ifrefundefined{\theNextPage next}{%
			}{%
				\chardef\NextPageOk=2 %
			}%
			\fi
		}%
	}%
	\ifcase\NextPageOk
	Next page: \textbf??%
	\or
	Last page%
	\else
	Next page: \zref@extract{\theNextPage next}{page}%
	\fi
}
\makeatother

\usepackage{fancyhdr}
\pagestyle{fancy}
\fancyhf{}
\fancyhead[LE,RO]{\thepage}
\fancyfoot[LE,RO]{\NextPage}
\fancypagestyle{plain}{%
	\fancyhf{}%
	\fancyhead[LE,RO]{\thepage}
\fancyfoot[LE,RO]{\NextPage}}

\begin{document}
\frontmatter
\tableofcontents
\mainmatter
\chapter{Hello World}
\clearpage
\section{Last section}
\end{document}



\documentclass[landscape, 12pt]{report}
\usepackage[landscape]{geometry}
\usepackage{amsmath,amssymb}

\usepackage{resizegather}

\begin{document}
	\begin{gather}
	\label{eq-tfrac}
	P\left(H_h|E_1,E_2,\ldots ,E_e,\ldots E_{\mathbb{E}}\right)=\tfrac{P\left(H_h\right) 
	P\left(E_1|H_h\right) P\left(E_2|H_h,E_1\right) \text{$\ldots $P}
		\left(E_e|H_h,E_1,E_2,\ldots ,E_{e-1},E_{e+1} \ldots, E_{\mathbb{E}}\right) 
		\text{$\ldots    $P}
		\left(E_{\mathbb{E}}|H_h,E_1,E_2,\ldots ,E_{\mathbb{E}-1}\right)}{ 
		P\left(E_1,E_2,\ldots,E_e, \ldots    ,E_{\mathbb{E}}\right)}
	\\\label{eq-resized}
	P\left(H_h|E_1,E_2,\ldots ,E_e,\ldots E_{\mathbb{E}}\right)=\frac{P\left(H_h\right) 
	P\left(E_1|H_h\right) P\left(E_2|H_h,E_1\right) \text{$\ldots $P}
		\left(E_e|H_h,E_1,E_2,\ldots ,E_{e-1},E_{e+1} \ldots, E_{\mathbb{E}}\right) 
		\text{$\ldots    $P}
		\left(E_{\mathbb{E}}|H_h,E_1,E_2,\ldots ,E_{\mathbb{E}-1}\right)}{ 
		P\left(E_1,E_2,\ldots,E_e, \ldots    ,E_{\mathbb{E}}\right)}
	\end{gather}
\end{document} 



\documentclass{article}
\usepackage{pstricks,pst-plot,multido}

\begin{document}

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}
\end{pspicture}


\end{document}



\RequirePackage{filecontents}
\begin{filecontents*}{demo.bib}
@book{hv2018,
	title  = {Foo},
	author = {Bar, Baz},
	library= {Ge-123},
	date   = {2018-03-17},
}
\end{filecontents*}


\documentclass{article}
\usepackage{biblatex}
\addbibresource{demo.bib}

\renewbibmacro*{publisher+location+date}{%
	\printlist{publisher}%
	\iflistundef{publisher}
	{\setunit*{\addcomma\space}}
	{\setunit*{\addcolon\space}}%
	\printlist{location}%
	\setunit*{\addcomma\space}%
	\usebibmacro{date}%
	\usebibmacro{library}%
	\newunit
}
\newbibmacro*{library}{%
  \iffieldundef{library}
	{}%
	{\addcomma\space\printfield{library}}%
}

\begin{document}

text~\cite{hv2018}

\printbibliography
\end{document}




\input luaotfload.sty

\directlua{
  fonts.handlers.otf.addfeature{
    name = "ktest",
    type = "kern",
    data = { 
      ["A"] = { ["V"] =  -400 } } % make them overlap for the example
  }
}

AV

\font\test="Latin Modern Roman:+ktest" at 11pt
\test
AV

\bye




\documentclass[a4paper,12pt]{article}

\usepackage{polyglossia}
\setmainlanguage{arabic}
\setotherlanguage{english}

\setmainfont[Ligatures=TeX]{Amiri}
\newfontfamily\arabicfont[Script=Arabic]{Amiri}

\pagestyle{headings}

\title{ترجمة لتعليمات التسجيل في \textenglish{ARRL LoTW}\\ \textenglish{Translation of 
ARRL LoTW Registration Instructions in Arabic}}
\author{يوسف عدنان رفـّـه\and Yousef A. Raffah}
\date{\today}

\begin{document}
\maketitle
\thispagestyle{empty} % No page number on 1st page
	
\section{التعليمات}
	اتبع الخطوات التالية لإتمام عملية إنشاء حسابك الخاص في دفتر سجلات العالم 
\textenglish{Logbook of the World}.
	
\subsection{الخطوة الأولى - تنزيل و تهيئة البرنامج}
	دفتر سجلات العالم \textenglish{Logbook of the World} يستخدم برنامج اسمه 
\textenglish{TrustedQSL} وهو
\end{document}


\documentclass{article}
\usepackage{amsmath}

\begin{document}
\begin{align*}
32\cdot2+m &= 3\cdot2^3-2\cdot2+3\\
           &= 3\cdot8-4+3
\end{align*}	

\end{document}






\setuppagenumbering[location={}]
\definepapersize[DE][width=12cm,height=15cm]
\setuppapersize [DE][DE]
\setuplayout[width=10cm,height=13cm]
\definefontfeature[default][default][%boundingbox={frame,blue},
                protrusion=quality,expansion=quality]
\setupalign[hz,hanging]                
\starttext
\bgroup
\showglyphs
\showfontkerns
\showmakeup[hbox]
\showmakeup[line]
%    \showallmakeup

»Tee for Two« shows negative kerning.


\input sapolsky \par
\egroup
\stoptext

\definefontfeature[default][default][boundingbox=yes]
%\definefontfeature[default][default][boundingbox=background]
%\definefontfeature[default][default][boundingbox=frame]
%\definefontfeature[default][default][boundingbox={background,empty}]
%\definefontfeature[default][default][boundingbox={frame,empty}]
%\definefontfeature[default][default][boundingbox={frame,red,empty}]

\starttext
\input sapolsky
\stoptext





-- http://lua-users.org/wiki/FileInputOutput

-- see if the file exists
function file_exists(file)
local f = io.open(file, "rb")
if f then f:close() end
return f ~= nil
end

-- get all lines from a file, returns an empty 
-- list/table if the file does not exist
function lines_from(file)
if not file_exists(file) then return {} end
lines = {}
for line in io.lines(file) do 
lines[#lines + 1] = line
end
return lines
end

-- tests the functions above
local file = 'test.lua'
local lines = lines_from(file)

-- print all line numbers and their contents
for k,v in pairs(lines) do
print('line[' .. k .. ']', v)
end




line_points =  {}
player_data = {{}} --I think you can delete it at all...
--Because it is rewriting each time.

local rfile = io.open("points.txt", "r")
for line in rfile:lines() do
playername, playerpoint, playeridpoint = line:match("^(.-):(%d+):(%d+)$")
player_data = {playername, playerpoint, playeridpoint}
--I also remover double table here ^^^^^^^^^^^^^^^^^^^
line_points[#line_points + 1] = player_data
end
--Here i checked counts
--print('#pd='..#player_data)
--print('#lp='..#line_points)
--After it i decided to use line_points instead of player_data
for i = 1, #line_points do
player_checkname = line_points[i][1] -- Get Player Name From Array for checking further
player_checkpnt = line_points[i][3] -- Get Player ID Point From Array for checking further
print(i..". Name: "..line_points[i][1].." Point: ".. line_points[i][2] .. " ID: " .. 
line_points[i][3]);
end






function get_one_utf8_character(file)

local c1 = file:read(1)
if not c1 then return nil end

local ncont
if     c1:match("[\000-\127]") then ncont = 0
elseif c1:match("[\192-\223]") then ncont = 1
elseif c1:match("[\224-\239]") then ncont = 2
elseif c1:match("[\240-\247]") then ncont = 3
else
return nil, "invalid leading byte"
end

local bytes = { c1 }
for i=1,ncont do
local ci = file:read(1)
if not (ci and ci:match("[\128-\191]")) then
return nil, "expected continuation byte"
end
bytes[#bytes+1] = ci
end

return table.concat(bytes)
end