+#LyX 2.2 created this file. For more info see http://www.lyx.org/
+\lyxformat 508
+\begin_document
+\begin_header
+\save_transient_properties true
+\origin unavailable
+\textclass article
+\begin_preamble
+\usepackage{parskip}
+\end_preamble
+\use_default_options true
+\maintain_unincluded_children false
+\language english
+\language_package default
+\inputencoding auto
+\fontencoding global
+\font_roman "libertine" "DejaVu Serif"
+\font_sans "biolinum" "default"
+\font_typewriter "txtt" "default"
+\font_math "auto" "auto"
+\font_default_family default
+\use_non_tex_fonts false
+\font_sc false
+\font_osf false
+\font_sf_scale 100 100
+\font_tt_scale 100 100
+\graphics default
+\default_output_format pdf2
+\output_sync 0
+\bibtex_command default
+\index_command default
+\paperfontsize default
+\spacing single
+\use_hyperref false
+\pdf_author ""
+\pdf_keywords ""
+\pdf_bookmarks true
+\pdf_bookmarksnumbered false
+\pdf_bookmarksopen false
+\pdf_bookmarksopenlevel 1
+\pdf_breaklinks true
+\pdf_pdfborder true
+\pdf_colorlinks false
+\pdf_backref false
+\pdf_pdfusetitle true
+\papersize a4paper
+\use_geometry false
+\use_package amsmath 1
+\use_package amssymb 1
+\use_package cancel 1
+\use_package esint 1
+\use_package mathdots 0
+\use_package mathtools 1
+\use_package mhchem 1
+\use_package stackrel 1
+\use_package stmaryrd 1
+\use_package undertilde 1
+\cite_engine basic
+\cite_engine_type default
+\biblio_style plain
+\use_bibtopic false
+\use_indices false
+\paperorientation portrait
+\suppress_date false
+\justification false
+\use_refstyle 0
+\index Ευρετήριο
+\shortcut idx
+\color #008000
+\end_index
+\leftmargin 3cm
+\topmargin 2cm
+\rightmargin 3cm
+\bottommargin 1cm
+\secnumdepth 3
+\tocdepth 3
+\paragraph_separation skip
+\defskip smallskip
+\quotes_language english
+\papercolumns 1
+\papersides 1
+\paperpagestyle headings
+\tracking_changes false
+\output_changes true
+\html_math_output 0
+\html_css_as_file 0
+\html_be_strict false
+\author -1402925745 "Günter Milde"
+\end_header
+
+\begin_body
+
+\begin_layout Section*
+\noindent
+Font-encoding changes for non-Latin scripts
+\end_layout
+
+\begin_layout Standard
+LyX supports letters in non-Latin scripts (Greek and Cyrillic) with 8-bit
+ LaTeX fonts via automatic insertion of
+\emph on
+font encoding
+\emph default
+ switches in the LaTeX source.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+The
+\begin_inset Quotes eld
+\end_inset
+
+
+\backslash
+textgreek
+\begin_inset Quotes erd
+\end_inset
+
+ command switches to the Greek font
+\emph on
+
+\emph default
+encoding
+\emph on
+
+\emph default
+
+\begin_inset Quotes eld
+\end_inset
+
+LGR
+\begin_inset Quotes erd
+\end_inset
+
+, the
+\begin_inset Quotes eld
+\end_inset
+
+
+\backslash
+textcyrillic
+\begin_inset Quotes erd
+\end_inset
+
+ command switches to
+\begin_inset Quotes eld
+\end_inset
+
+T2A
+\begin_inset Quotes erd
+\end_inset
+
+.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+If the text language is Greek/Russian, the font encoding switch is handled
+ by
+\begin_inset Quotes eld
+\end_inset
+
+Babel
+\begin_inset Quotes erd
+\end_inset
+
+.
+ In any other case, the
+\begin_inset Quotes eld
+\end_inset
+
+textgreek
+\begin_inset Quotes erd
+\end_inset
+
+/
+\begin_inset Quotes erd
+\end_inset
+
+textcyr
+\begin_inset Quotes erd
+\end_inset
+
+ wrapper is required to select a font that supports the Greek/Cyrillic script.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+The test (and eventual wrapping) must be done for all characters requiring
+ the textgreek/textcyr feature (not only for the characters that cannot
+ be encoded in the \SpecialChar LaTeX
+ input encoding).
+\end_layout
+
+\begin_layout Subsection*
+\noindent
+Test
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Greek script in English text:
+\begin_inset Quotes eld
+\end_inset
+
+τελευταίας έκδοσης του GRASS
+\begin_inset Quotes erd
+\end_inset
+
+
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Greek script in Greek text:
+\begin_inset Quotes eld
+\end_inset
+
+
+\lang greek
+τελευταίας έκδοσης του
+\lang english
+ GRASS
+\begin_inset Quotes erd
+\end_inset
+
+
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Cyrillic script in English text: добро пожаловать!
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Cyrillic script in Russian text:
+\lang russian
+добро пожаловать!
+\end_layout
+
+\begin_layout Standard
+\noindent
+Test wrapper boundaries:
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Adjacent Greek and Cyrillic letters: λογοςдобро and доброλογος.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Adjacent Latin and
+\begin_inset Quotes eld
+\end_inset
+
+alien
+\begin_inset Quotes erd
+\end_inset
+
+ letters: γσsg gsσγ гсsg gsсг.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Adjacent Latin and
+\begin_inset Quotes eld
+\end_inset
+
+alien
+\begin_inset Quotes erd
+\end_inset
+
+ letters in Greek/Russian:
+\lang greek
+γσsg gsσγ
+\lang english
+
+\lang russian
+гсsg gsсг
+\lang english
+.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Insets, table:
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+добро
+\end_layout
+
+\end_inset
+
+,
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+λογος
+\end_layout
+
+\end_inset
+
+,
+\begin_inset Tabular
+<lyxtabular version="3" rows="1" columns="2">
+<features tabularvalignment="middle">
+<column alignment="center" valignment="top">
+<column alignment="center" valignment="top">
+<row>
+<cell alignment="center" valignment="top" topline="true" bottomline="true" leftline="true" usebox="none">
+\begin_inset Text
+
+\begin_layout Plain Layout
+добро
+\end_layout
+
+\end_inset
+</cell>
+<cell alignment="center" valignment="top" topline="true" bottomline="true" leftline="true" rightline="true" usebox="none">
+\begin_inset Text
+
+\begin_layout Plain Layout
+λογος
+\end_layout
+
+\end_inset
+</cell>
+</row>
+</lyxtabular>
+
+\end_inset
+
+.
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Font attribute change:
+\series bold
+доб
+\series default
+ро λογ
+\series bold
+ος
+\series default
+,
+\strikeout on
+доб
+\strikeout default
+ро λογ
+\strikeout on
+ος
+\end_layout
+
+\begin_layout Itemize
+\noindent
+Language change:
+\lang afrikaans
+доб
+\lang english
+ро λογ
+\lang afrikaans
+ος.
+\end_layout
+
+\begin_layout Itemize
+Change-tracking:
+\change_deleted -1402925745 1551826123
+доб
+\change_unchanged
+ро λο
+\change_deleted -1402925745 1551826128
+γος
+\change_unchanged
+,
+\change_inserted -1402925745 1551826325
+доб
+\change_unchanged
+ро λο
+\change_inserted -1402925745 1551826220
+γος
+\change_unchanged
+.
+\end_layout
+
+\begin_layout Standard
+\noindent
+Test combining unicode characters,
+\end_layout
+
+\begin_layout Quote
+\noindent
+
+\lang greek
+ᾶ/
+\lang english
+ᾶ,
+\lang greek
+ά
+\lang english
+/ά (pre-composed) vs.
+
+\lang greek
+α̃
+\lang english
+/α̃ (combining tilde).
+\end_layout
+
+\begin_layout Quote
+\noindent
+Greek: α̃ α̊ α̂ and να̃ να̊ να̂ (e.g.
+ Ἀθη̃ναι)
+\end_layout
+
+\begin_layout Quote
+Cyrillic: и̃ и̊ а́ and си̃ си̊ са́ (e.g.
+ Самова́р)
+\end_layout
+
+\end_body
+\end_document