snippet mk "Math" wA
$${1}$`!p
if t[2] and t[2][0] not in [',', '.', '?', '-', ' ']:
    snip.rv = ' '
else:
    snip.rv = ''
`$2
endsnippet


snippet dm "Math" wA
\[
$1
.\] $0
endsnippet

snippet beg "begin{} / end{}" bA
\begin{$1}
	$0
\end{$1}
endsnippet

snippet '([A-Za-z])(\d)' "auto subscript" wrA
`!p snip.rv = match.group(1)`_`!p snip.rv = match.group(2)`
endsnippet

snippet '([A-Za-z])_(\d\d)' "auto subscript2" wrA
`!p snip.rv = match.group(1)`_{`!p snip.rv = match.group(2)`}
endsnippet

snippet td "superscript" iA
^{$1}$0
endsnippet

snippet // "Fraction" iA
\\cfrac{$1}{$2}$0
endsnippet

snippet "(\\?\w+)(,\.|\.,)" "Vector postfix" riA
\vec{`!p snip.rv=match.group(1)`}
endsnippet

snippet sumlim "sumlimits" iA
\\sum\\limits_{$1}^{$2} $0
endsnippet

snippet intlim "intlimits" iA
\\bigintss\\limits_{$1}^{$2} $0
endsnippet

snippet limlim "limlimits" iA
\\lim\\limits_{$1} $0
endsnippet

snippet RR "RR" i
\\mathbb{R} 
endsnippet

snippet NN "NN" i
\\mathbb{N} 
endsnippet

snippet ZZ "ZZ" i
\\mathbb{Z} 
endsnippet

snippet RR_ "RR" i
\\overline{\\mathbb{R}}
endsnippet

snippet <= "leqslant" i
\\leqslant 
endsnippet

snippet >= "geqslant" i
\\geqslant 
endsnippet

snippet => "Rightarrow" i
\\Rightarrow 
endsnippet

snippet <=> "Rightarrow" i
\\Leftrightarrow 
endsnippet

snippet Er "exists" i 
\\exists 
endsnippet

snippet Ar "forall" i
\\forall 
endsnippet

snippet eps "eps" i
\\varepsilon 
endsnippet

snippet phi "phi" i
\\varphi 
endsnippet

snippet диф "диф" i
диффиринцир
endsnippet

snippet коэф "коэф" i
коэффициент
endsnippet

snippet int "int" i
\\bigintss 
endsnippet

snippet bf "textbf" i
\\textbf{$1} $0
endsnippet

snippet иа "textbf" i
\\textbf{$1} $0
endsnippet

snippet inf "infty" iA
\\infty 
endsnippet

snippet op "operator" i
\\operatorname{$1} $0
endsnippet

snippet * "*" i
\\cdot 
endsnippet

snippet ii "ii" i
($1]
endsnippet

snippet la "la" i
\\lambda 
endsnippet

snippet del "delta" i
\\delta 
endsnippet


snippet header "header" i
\documentclass[a4paper, 12pt]{article}
\usepackage[utf8]{inputenc}
\pagestyle{empty}
\usepackage[usenames]{color} %used for font color
\usepackage[russian]{babel}
\usepackage{amssymb} %maths
\usepackage{amsmath} %maths
\usepackage{wrapfig}
\usepackage{xcolor}

\usepackage{chapterbib}

\usepackage{natbib}
\usepackage{graphicx}
\usepackage{hyperref}
\usepackage{bigints}

\usepackage[normalem]{ulem}  % для зачекивания текста

\definecolor{linkcolor}{HTML}{0000FF} % цвет ссылок
\definecolor{urlcolor}{HTML}{0000FF} % цвет гиперссылок
\hypersetup{pdfstartview=FitH,  linkcolor=linkcolor,urlcolor=urlcolor, colorlinks=true}

\oddsidemargin = 0 pt
\textwidth = 18 cm
\marginparsep = 0 pt
\marginparwidth = 0 pt
\hoffset = -0.41 in

\headheight = 0 pt
\headsep = 0 pt
\topmargin = 0 pt
\voffset = -0.4 in
\textheight = 10.511 in

\graphicspath{{pictures/}}
\DeclareGraphicsExtensions{.pdf,.png,.jpg}

\begin{document}
$1
\end{document}
endsnippet