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+greek-inputenc
+##############
+Greek input encoding definition files
+*************************************
+
+:Author: Apostolos Syropoulos, Dimitrios Filippou, Günter Milde
+:Date: 2019-07-11
+:Copyright: © 1999 Dimitrios Filippou,
+ © 2000 Apostolos Syropoulos,
+ © 2013 Günter Milde <milde@users.sf.net>
+:Licence: This work may be distributed and/or modified under the
+ conditions of the `LaTeX Project Public License`_, either
+ version 1.3 of this license or any later version.
+:Abstract: This package provides input encoding definition
+ files for Greek for use with inputenc_.
+
+
+News
+====
+
+.. class:: borderless
+
+===== ============ =============================================================
+1.3 2013-05-17 New maintainer.
+.. Unicode support with the standard "utf8" option.
+1.4 2013-07-16 bugfix for GREEK SMALL LETTER RHO WITH PSILI/DASIA,
+.. drop "greek" from macro names for ancient characters,
+.. ``\ypogegrammeni`` and ``\prosgegrammeni`` instead of ``|``
+1.4.1 2013-07-18 bugfix: wrong breathings psilioxia -> dasiaoxia
+1.5 2014-09-14 Use named accent macros for Greek accents,
+.. Documentation update (warn of ``;``-conversion!)
+1.5.1 2015-06-04 Fix definition of spacing diacritical characters in utf8.dfu.
+1.6 2015-08-05 Fix output of accented characters with "textalpha" if the
+ current font encoding is not LGR (wrap in \ensuregreek),
+.. Map GREEK ... SYMBOL characters.
+1.7 2019-07-11 Use LICR macros instead of transliteration and remove
+ ``\textbullet`` substitution character from iso-8859-7.def.
+ (Missing characters will now result in the standard
+ ``inputenc`` error message.)
+===== ============ =============================================================
+
+
+Files
+=====
+
+`<lgrenc.dfu>`_
+ Greek input encoding file for UTF-8 comprising Greek letters and other
+ symbols present in the LGR encoding.
+
+ This file requires ``lgrenc.def`` version 0.8.2 or newer from the
+ greek-fontenc_ package.
+
+ The literate source was converted with PyLit_ to reStructuredText_ and
+ with Docutils_ to `<lgrenc.dfu.html>`_.
+
+`<iso-8859-7.def>`_
+ Greek input encoding file for `ISO 8859-7`_ by Apostolos Syropoulos.
+
+`<macgreek.def>`_
+ Greek input encoding file for Macintosh (ELOT 823) by Dimitrios Filippou.
+ [#transliteration]_
+
+Test examples and output:
+ :utf-8: `<greek-utf8.tex>`_, `<greek-utf8.pdf>`_
+ (comprehensive example)
+ :iso 8859-7: `<inputenc-iso-8859-7.tex>`_, `<inputenc-iso-8859-7.pdf>`_
+ (basic test)
+
+.. [#transliteration] Currently, these files translate to a Latin
+ transcription particular to the LGR font encoding. Drawbacks include:
+ Latin characters in PDF strings (hyperref_ bookmarks and TOC sidebar, cf.
+ greekhyperref.pdf__), no kerning between accented characters.
+
+__ http://mirrors.ctan.org/language/greek/greek-fontenc/greekhyperref.pdf
+
+
+Installation
+============
+
+If possible, get this package from your distribution using its installation
+manager.
+
+Otherwise, make sure LaTeX can find the files ending in ``.def``:
+
+* Download and unpack `greek-inputenc.zip` or just download the required
+ file(s).
+
+* Copy, move, or link the files to a suitable place in the `TeX Directory
+ Structure` (TDS_) and run ``texhash``, or place them in the current working
+ directory (e.g. for testing).
+
+Usage
+=====
+
+Pass the encoding name as option to inputenc_.
+
+The "utf8" option only defines characters that are accessible in declared
+font encodings. In order to load the Greek definitions in ``lgrenc.dfu``,
+specify the LGR font encoding with fontenc_, the "greek" option for
+babel_, or both, e.g. ::
+
+ \usepackage[LGR,T1]{fontenc}
+ \usepackage[utf8]{inputenc}
+
+or ::
+
+ \usepackage[greek,english]{babel}
+ \usepackage[utf8]{inputenc}
+
+See `greek-utf8.tex`_ for an example.
+
+Warning
+-------
+
+LGR is no "standard font encoding". Latin characters and some other ASCII
+symbols are mapped to Greek equivalents if LGR is the active font encoding.
+(See usage.pdf_ for a description of this Latin-Greek transliteration.)
+
+This means you need an explicit font-encoding switch for Latin words and
+abbreviations in Greek text, e.g.,
+not ``\foreignlanguage{greek}{((ηία αντίσταση 750-kΩ))}``
+but ``\foreignlanguage{greek}{((ηία αντίσταση 750-\textlatin{k}Ω))}``.
+
+Special care is also required with the **question mark characters**:
+
+* The Unicode standard says character ``003B SEMICOLON`` (and not 037E) is
+ the preferred character for `Greek question mark`.
+* The LGR font encoding maps the semicolon to a middle dot (ano teleia), while the
+ Latin question mark is mapped to the erotimatiko.
+
+As a result, only the deprecated character ``037E GREEK QUESTION MARK``
+works with both, Xe/LuaTeX and 8-bit TeX.
+
+Alternatively, the `textalpha` and `alphabeta` packages from greek-fontenc_
+can be loaded with the "keep-semicolon_" option.
+
+.. References
+ ==========
+
+.. _ISO 8859-7: http://en.wikipedia.org/wiki/ISO/IEC_8859-7
+
+.. _LaTeX Project Public License: http://www.latex-project.org/lppl.txt
+.. _PyLit: http://repo.or.cz/pylit.git
+.. _reStructuredText: http://docutils.sourceforge.net/rst.html
+.. _Docutils: http://docutils.sourceforge.net/rst.html
+.. _TDS: http://www.tex.ac.uk/cgi-bin/texfaq2html?label=tds
+
+.. _babel: http://www.ctan.org/pkg/babel
+.. _fontenc: http://www.ctan.org/pkg/fontenc
+.. _greek-fontenc: http://www.ctan.org/pkg/greek-fontenc
+.. _hyperref: http://www.ctan.org/pkg/hyperref
+.. _ibycus-babel: http://www.ctan.org/pkg/ibycus-babel
+.. _inputenc: http://www.ctan.org/pkg/inputenc
+.. _lgrx: http://www.ctan.org/pkg/lgrx
+.. _usage.pdf: http://mirrors.ctan.org/language/babel/contrib/greek/usage.pdf
+.. _keep-semicolon:
+ http://mirrors.ctan.org/language/greek/greek-fontenc/textalpha.sty.html#keep-semicolon