%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%% This is the `first.tex' file (first ever Armenian sample in plain TeX).
%%
%% This file is a part of the ArmTeX project [2024/01/13 v3.0-beta5]
%%
%% ArmTeX is a system for writing in Armenian with plain TeX and/or LaTeX(2e).
%%
%% Copyright 1997 - 2024:
%%   Serguei Dachian (Serguei.Dachian_AT_univ-lille.fr),
%%   Arnak Dalalyan  (arnak.dalalyan_AT_ensae.fr),
%%   Vardan Akopian  (vakopian_AT_yahoo.com).
%%
%% ArmTeX may be distributed and/or modified under the conditions of the LaTeX
%% Project Public License, either version 1.3 of this license or (at your
%% option) any later version.
%%
%% The latest version of this license is in
%%   http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of LaTeX version
%% 2005/12/01 or later.
%%
%% ArmTeX has the LPPL maintenance status `author-maintained'.
%%
%% For more details, installation instructions and the complete list of files
%% see the provided `README' file.
%%
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\magnification=\magstep1

\input arm

\font\armtwenty=artmr10 at 20pt
\hyphenchar\armtwenty=-1
\def\mets{\armtwenty}

\font\twentyrm=cmr10 at 20pt

\nopagenumbers
\artm

\vglue100pt

\centerline{\artm Mer ar'ajin {\artmit hayeren} e'ju'
{\ArmTeX(\rm\latArmTeX)}-ov:}
\smallskip
\centerline{25-u' hunisi 1997 th.}

\vfill
\vfill
\centerline{\twentyrm\TeX}
\vfill
\vfill
\vfill
\centerline{\mets Barev! ashxarh:}
\vfill
\vfill
\vfill
\centerline{\let\arofffont\twentyrm\armtwenty\ArmTeX}
\vfill
\vfill
$$
{\cal I}_\varphi^{(2)}=\pmatrix{
\hfill a b&\hfill a b^2&\cdots&\hfill a b^K\cr
\hfill a^2 b&\hfill a^2 b^2&\cdots&\hfill a^2 b^K\cr
\vdots&\vdots&\ddots&\vdots\cr
\hfill a^K b&\hfill a^K b^2&\cdots&\hfill a^K b^K\cr}\times 
\pmatrix{
2\hfill& 2^{1\over 2} \hfill&\cdots& 2^{1\over K}\hfill\cr
2^2\hfill& 2 \hfill&\cdots& 2^{2\over K}\hfill\cr
\vdots&\vdots&\ddots&\vdots\cr
2^{K}\hfill& 2^{K\over 2} \hfill&\cdots& 2\hfill\cr}
$$
\vfill

\bye