diff --git a/config.tex b/config.tex
index ec4f7b4..405f469 100644
--- a/config.tex
+++ b/config.tex
@@ -171,4 +171,61 @@
 \urlstyle{same}
 
 % ОФОРМЛЕНИЕ ТЕКСТА
-\renewcommand{\baselinestretch}{1.5} 
+\renewcommand{\baselinestretch}{1.5}
+\MakeOuterQuote{"}
+
+\makeatletter
+\DeclareRobustCommand\vdots{%
+  \mathpalette\@vdots{}%
+}
+\newcommand*{\@vdots}[2]{%
+  % #1: math style
+  % #2: unused
+  \sbox0{$#1\cdotp\cdotp\cdotp\m@th$}%
+  \sbox2{$#1.\m@th$}%
+  \vbox{%
+    \dimen@=\wd0 %
+    \advance\dimen@ -3\ht2 %
+    \kern.5\dimen@
+    % remove side bearings
+    \dimen@=\wd2 %
+    \advance\dimen@ -\ht2 %
+    \dimen2=\wd0 %
+    \advance\dimen2 -\dimen@
+    \vbox to \dimen2{%
+      \offinterlineskip
+      \copy2 \vfill\copy2 \vfill\copy2 %
+    }%
+  }%
+}
+\DeclareRobustCommand\ddots{%
+   \mathinner{%
+      \mathpalette\@ddots{}%
+      \mkern\thinmuskip
+   }%
+}
+\newcommand*{\@ddots}[2]{%
+   % #1: math style
+   % #2: unused
+   \sbox0{$#1\cdotp\cdotp\cdotp\m@th$}%
+   \sbox2{$#1.\m@th$}%
+   \vbox{%
+      \dimen@=\wd0 %
+      \advance\dimen@ -3\ht2 %
+      \kern.5\dimen@
+      % remove side bearings
+      \dimen@=\wd2 %
+      \advance\dimen@ -\ht2 %
+      \dimen2=\wd0 %
+      \advance\dimen2 -\dimen@
+      \vbox to \dimen2{%
+         \offinterlineskip
+         \hbox{$#1\mathpunct{.}\m@th$}%
+         \vfill
+         \hbox{$#1\mathpunct{\kern\wd2}\mathpunct{.}\m@th$}%
+         \vfill
+         \hbox{$#1\mathpunct{\kern\wd2}\mathpunct{\kern\wd2}\mathpunct{.}\m@th$}%
+      }%
+   }%
+}
+\makeatother