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+\documentclass[a4paper]{article}
+
+\ifdefined \UnicodeEncodingName
+ \usepackage{fontspec}
+ % The Harfbuzz renderer provides selection of pre-composed characters
+ % (NFC normalization) with LuaTeX
+ \setmainfont[Renderer=Harfbuzz]{FreeSerif}
+ % \setmainfont[Renderer=Harfbuzz]{Linux Libertine O}
+ \ifdefined\luatexversion
+ \newcommand*{\texengine}{LuaTeX}
+ \else
+ \newcommand*{\texengine}{XeTeX}
+ \fi
+ \newcommand*{\ux}[2]{#1}
+\else
+ \usepackage[LGR,T1]{fontenc}
+ \usepackage{lmodern}
+ \newcommand*{\texengine}{pdfTeX}
+ \newcommand*{\ux}[2]{#2}
+\fi
+
+
+% Load encoding definitions
+\usepackage[normalize-symbols]{alphabeta} % "Greek in text and maths"
+
+% With TL22, the special handling of Greek UPPERCASE is only triggered
+% if the text language is set to "greek" with Babel:
+\usepackage[greek,english]{babel} % babel-greek
+\languageattribute{greek}{polutoniko} % "modern" polytonic Greek
+% \languageattribute{greek}{ancient}
+
+\usepackage[unicode,colorlinks,linkcolor=blue]{hyperref}
+\usepackage{bookmark}
+
+\usepackage{longtable}
+\setcounter{LTchunksize}{60}
+
+% don't lowercase the font encoding names (T1, LGR, ...)
+\ifdefined \AddToNoCaseChangeList % new in 2022
+ \AddToNoCaseChangeList{\fontencoding}
+\fi
+
+% Auxiliary commands
+
+\ifdefined \extrasgreek % babel-greek loaded
+ \newcommand*{\Greek}{\foreignlanguage{greek}}
+\else
+ \newcommand*{\Greek}{\ensuregreek}
+ \newcommand*{\lgrfont}{\fontencoding{LGR}\selectfont}
+\fi
+
+\providecommand*{\greekfontencoding}{undefined}
+
+\newcommand{\cs}[1]{\texttt{\textbackslash#1}}
+\newcommand{\pkgref}[1]{\emph{\href{https://ctan.org/pkg/#1}{#1}}}
+
+% print the selected language variant
+\newcommand*{\GreekLanguageVariant}{%
+ \ifx\captionsgreek\captionsancientgreek
+ ancient%
+ \else
+ \ifx\captionsgreek\captionspolutonikogreek
+ polutoniko%
+ \else
+ monotoniko%
+ \fi
+ \fi
+}
+
+% one line in a case-change test table
+\newcommand*{\Cases}[1]{%
+ & \Greek{#1} & \Greek{\MakeUppercase{#1}} & \Greek{\MakeLowercase{#1}}
+}
+
+\newcommand*{\TestUppercase}[1]{%
+ \Greek{#1 → \MakeUppercase{#1}}%
+}
+
+
+% -----------------------------------------------------------------------
+
+\begin{document}
+
+\title{Greek characters supported by \emph{alphabeta}}
+\author{Günter Milde}
+\maketitle
+
+\abstract{ \noindent This document lists all Greek characters that are
+supported by \emph{alphabeta}. It also tests the outcome of
+\cs{MakeUppercase} and \cs{MakeLowercase}.
+
+\makeatletter
+The document is compiled with \texengine,
+format version \fmtversion{} patch-level \patch@level{},
+and the L3 programming layer from \ExplFileDate{}.
+\makeatother
+\ifdefined \extrasgreek % babel-greek loaded
+ The \emph{babel-greek} version is ``\csname ver@greek.ldf\endcsname''.
+\fi
+
+The \verb|\greekfontencoding| is \greekfontencoding{} and
+the current language variant is \emph\GreekLanguageVariant.
+} % end abstract
+
+\tableofcontents
+
+
+\section{Input Variants}
+
+The columns represent the following input variants:
+
+\begin{enumerate}
+ \item literal character
+ \item named accent macro + LICR
+ \item short accent macro + LICR / alias
+ \item short accent macro (reversed order) + LICR (only composite diacritics)
+\end{enumerate}
+
+
+\section{Greek and Coptic}
+
+Characters from the Greek and Coptic Unicode block that use the macros
+defined in \emph{alphabeta}:
+
+\begin{longtable}{llll}
+ x0386 \Cases{ Ά \acctonos\Alpha{} \'{\Alpha} } \\
+
+ x0388 \Cases{ Έ \acctonos{\Epsilon} \'{\Epsilon} } \\
+ x0389 \Cases{ Ή \acctonos\Eta{} \'{\Eta} } \\
+ x038A \Cases{ Ί \acctonos\Iota{} \'{\Iota} } \\
+ x038C \Cases{ Ό \acctonos\Omicron{} \'{\Omicron} } \\
+ x038E \Cases{ Ύ \acctonos{\Upsilon} \'{\Upsilon} } \\
+ x038F \Cases{ Ώ \acctonos{\Omega} \'{\Omega} } \\
+ \\
+ x0390 \Cases{ ΐ \accdialytikatonos{\iota} \"'{\iota} \'"{\iota} } \\
+ x0391 \Cases{ Α \Alpha{} } \\
+ x0392 \Cases{ Β \Beta{} } \\
+ x0393 \Cases{ Γ \Gamma{} } \\
+ x0394 \Cases{ Δ \Delta{} } \\
+ x0395 \Cases{ Ε \Epsilon{} } \\
+ x0396 \Cases{ Ζ \Zeta{} } \\
+ x0397 \Cases{ Η \Eta{} } \\
+ x0398 \Cases{ Θ \Theta{} } \\
+ x0399 \Cases{ Ι \Iota{} } \\
+ x039A \Cases{ Κ \Kappa{} } \\
+ x039B \Cases{ Λ \Lambda{} } \\
+ x039C \Cases{ Μ \Mu{} } \\
+ x039D \Cases{ Ν \Nu{} } \\
+ x039E \Cases{ Ξ \Xi{} } \\
+ x039F \Cases{ Ο \Omicron{} } \\
+ \\
+ x03A0 \Cases{ Π \Pi{} } \\
+ x03A1 \Cases{ Ρ \Rho{} } \\
+ x03A3 \Cases{ Σ \Sigma{} } \\
+ x03A4 \Cases{ Τ \Tau{} } \\
+ x03A5 \Cases{ Υ \Upsilon{} } \\
+ x03A6 \Cases{ Φ \Phi{} } \\
+ x03A7 \Cases{ Χ \Chi{} } \\
+ x03A8 \Cases{ Ψ \Psi{} } \\
+ x03A9 \Cases{ Ω \Omega{} } \\
+ x03AA \Cases{ Ϊ \accdialytika{\Iota} \"{\Iota} } \\
+ x03AB \Cases{ Ϋ \accdialytika{\Upsilon} \"{\Upsilon} } \\
+ x03AC \Cases{ ά \acctonos{\alpha} \'{\alpha} } \\
+ x03AD \Cases{ έ \acctonos{\epsilon} \'{\epsilon} } \\
+ x03AE \Cases{ ή \acctonos{\eta} \'{\eta} } \\
+ x03AF \Cases{ ί \acctonos{\iota} \'{\iota} } \\
+ \\
+ x03B0 \Cases{ ΰ \accdialytikatonos{\upsilon} \"'{\upsilon} \'"{\upsilon} } \\
+ x03B1 \Cases{ α \alpha{} } \\
+ x03B2 \Cases{ β \beta{} } \\
+ x03B3 \Cases{ γ \gamma{} } \\
+ x03B4 \Cases{ δ \delta{} } \\
+ x03B5 \Cases{ ε \epsilon{} } \\
+ x03B6 \Cases{ ζ \zeta{} } \\
+ x03B7 \Cases{ η \eta{} } \\
+ x03B8 \Cases{ θ \theta{} } \\
+ x03B9 \Cases{ ι \iota{} } \\
+ x03BA \Cases{ κ \kappa{} } \\
+ x03BB \Cases{ λ \lambda{} } \\
+ x03BC \Cases{ μ \mu{} } \\
+ x03BD \Cases{ ν \nu{} } \\
+ x03BE \Cases{ ξ \xi{} } \\
+ x03BF \Cases{ ο \omicron{} } \\
+ \\
+ x03C0 \Cases{ π \pi{} } \\
+ x03C1 \Cases{ ρ \rho{} } \\
+ x03C2 \Cases{ ς \finalsigma{} \varsigma{} } \\
+ x03C3 \Cases{ σ \sigma{} } \\
+ x03C4 \Cases{ τ \tau{} } \\
+ x03C5 \Cases{ υ \upsilon{} } \\
+ x03C6 \Cases{ φ \phi{} } \\
+ x03C7 \Cases{ χ \chi{} } \\
+ x03C8 \Cases{ ψ \psi{} } \\
+ x03C9 \Cases{ ω \omega{} } \\
+ x03CA \Cases{ ϊ \accdialytika{\iota} \"{\iota} } \\
+ x03CB \Cases{ ϋ \accdialytika{\upsilon} \"{\upsilon} } \\
+ x03CC \Cases{ ό \acctonos{\omicron} \'{\omicron} } \\
+ x03CD \Cases{ ύ \acctonos{\upsilon} \'{\upsilon} } \\
+ x03CE \Cases{ ώ \acctonos{\omega} \'{\omega} } \\
+ \\
+ x03D0 \Cases{ ϐ \betasymbol } \\
+ x03D1 \Cases{ ϑ \thetasymbol } \\
+ x03D5 \Cases{ ϕ \phisymbol } \\
+ x03D6 \Cases{ ϖ \pisymbol } \\
+ x03D8 \Cases{ Ϙ \Qoppa{} } \\
+ x03D9 \Cases{ ϙ \qoppa{} } \\
+ x03DA \Cases{ Ϛ \Stigma{} } \\
+ x03DB \Cases{ ϛ \stigma{} } \\
+ x03DC \Cases{ Ϝ \Digamma{} } \\
+ x03DD \Cases{ ϝ \digamma{} } \\
+ x03DE \Cases{ Ϟ \Koppa{} } \\
+ x03DF \Cases{ ϟ \koppa{} } \\
+ \\
+ x03E0 \Cases{ Ϡ \Sampi{} } \\
+ x03E1 \Cases{ ϡ \sampi{} } \\
+ \\
+ x03F0 \Cases{ ϰ \kappasymbol } \\
+ x03F1 \Cases{ ϱ \rhosymbol } \\
+ x03F4 \Cases{ ϴ \Thetasymbol } \\
+ x03F5 \Cases{ ϵ \epsilonsymbol } \\
+\end{longtable}
+
+
+% -------------------------------------------------------------------------------------------------------------------------
+\section{Greek extended}
+
+\begin{longtable}{llll}
+ x1F00 \Cases{ ἀ \accpsili{\alpha} \>{\alpha} } \\
+ x1F01 \Cases{ ἁ \accdasia{\alpha} \<{\alpha} } \\
+ x1F02 \Cases{ ἂ \accpsilivaria{\alpha} \>`{\alpha} \`>{\alpha} } \\
+ x1F03 \Cases{ ἃ \accdasiavaria{\alpha} \<`{\alpha} \`<{\alpha} } \\
+ x1F04 \Cases{ ἄ \accpsilioxia{\alpha} \>'{\alpha} \'>{\alpha} } \\
+ x1F05 \Cases{ ἅ \accdasiaoxia{\alpha} \<'{\alpha} \'<{\alpha} } \\
+ x1F06 \Cases{ ἆ \accpsiliperispomeni{\alpha} \~>{\alpha} \>~{\alpha} } \\
+ x1F07 \Cases{ ἇ \accdasiaperispomeni{\alpha} \~<{\alpha} \<~{\alpha} } \\
+ x1F08 \Cases{ Ἀ \accpsili{\Alpha} \>{\Alpha} } \\
+ x1F09 \Cases{ Ἁ \accdasia{\Alpha} \<{\Alpha} } \\
+ x1F0A \Cases{ Ἂ \accpsilivaria{\Alpha} \>`{\Alpha} \`>{\Alpha} } \\
+ x1F0B \Cases{ Ἃ \accdasiavaria{\Alpha} \<`{\Alpha} \`<{\Alpha} } \\
+ x1F0C \Cases{ Ἄ \accpsilioxia{\Alpha} \>'{\Alpha} \'>{\Alpha} } \\
+ x1F0D \Cases{ Ἅ \accdasiaoxia{\Alpha} \<'{\Alpha} \'<{\Alpha} } \\
+ x1F0E \Cases{ Ἆ \accpsiliperispomeni{\Alpha} \~>{\Alpha} \>~{\Alpha} } \\
+ x1F0F \Cases{ Ἇ \accdasiaperispomeni{\Alpha} \~<{\Alpha} \<~{\Alpha} } \\
+ \\
+ x1F10 \Cases{ ἐ \accpsili{\epsilon} \>{\epsilon} } \\
+ x1F11 \Cases{ ἑ \accdasia{\epsilon} \<{\epsilon} } \\
+ x1F12 \Cases{ ἒ \accpsilivaria{\epsilon} \>`{\epsilon} \`>{\epsilon} } \\
+ x1F13 \Cases{ ἓ \accdasiavaria{\epsilon} \<`{\epsilon} \`<{\epsilon} } \\
+ x1F14 \Cases{ ἔ \accpsilioxia{\epsilon} \>'{\epsilon} \'>{\epsilon} } \\
+ x1F15 \Cases{ ἕ \accdasiaoxia{\epsilon} \<'{\epsilon} \'<{\epsilon} } \\
+ x1F18 \Cases{ Ἐ \accpsili{\Epsilon} \>{\Epsilon} } \\
+ x1F19 \Cases{ Ἑ \accdasia{\Epsilon} \<{\Epsilon} } \\
+ x1F1A \Cases{ Ἒ \accpsilivaria{\Epsilon} \>`{\Epsilon} \`>{\Epsilon} } \\
+ x1F1B \Cases{ Ἓ \accdasiavaria{\Epsilon} \<`{\Epsilon} \`<{\Epsilon} } \\
+ x1F1C \Cases{ Ἔ \accpsilioxia{\Epsilon} \>'{\Epsilon} \'>{\Epsilon} } \\
+ x1F1D \Cases{ Ἕ \accdasiaoxia{\Epsilon} \<'{\Epsilon} \'<{\Epsilon} } \\
+ \\
+ x1F20 \Cases{ ἠ \accpsili{\eta} \>{\eta} } \\
+ x1F21 \Cases{ ἡ \accdasia{\eta} \<{\eta} } \\
+ x1F22 \Cases{ ἢ \accpsilivaria{\eta} \>`{\eta} \`>{\eta} } \\
+ x1F23 \Cases{ ἣ \accdasiavaria{\eta} \<`{\eta} \`<{\eta} } \\
+ x1F24 \Cases{ ἤ \accpsilioxia{\eta} \>'{\eta} \'>{\eta} } \\
+ x1F25 \Cases{ ἥ \accdasiaoxia{\eta} \<'{\eta} \'<{\eta} } \\
+ x1F26 \Cases{ ἦ \accpsiliperispomeni{\eta} \~>{\eta} \>~{\eta} } \\
+ x1F27 \Cases{ ἧ \accdasiaperispomeni{\eta} \~<{\eta} \<~{\eta} } \\
+ x1F28 \Cases{ Ἠ \accpsili{\Eta} \>{\Eta} } \\
+ x1F29 \Cases{ Ἡ \accdasia{\Eta} \<{\Eta} } \\
+ x1F2A \Cases{ Ἢ \accpsilivaria{\Eta} \>`{\Eta} \`>{\Eta} } \\
+ x1F2B \Cases{ Ἣ \accdasiavaria{\Eta} \<`{\Eta} \`<{\Eta} } \\
+ x1F2C \Cases{ Ἤ \accpsilioxia{\Eta} \>'{\Eta} \'>{\Eta} } \\
+ x1F2D \Cases{ Ἥ \accdasiaoxia{\Eta} \<'{\Eta} \'<{\Eta} } \\
+ x1F2E \Cases{ Ἦ \accpsiliperispomeni{\Eta} \~>{\Eta} \>~{\Eta} } \\
+ x1F2F \Cases{ Ἧ \accdasiaperispomeni{\Eta} \~<{\Eta} \<~{\Eta} } \\
+ \\
+ x1F30 \Cases{ ἰ \accpsili{\iota} \>{\iota} } \\
+ x1F31 \Cases{ ἱ \accdasia{\iota} \<{\iota} } \\
+ x1F32 \Cases{ ἲ \accpsilivaria{\iota} \>`{\iota} \`>{\iota} } \\
+ x1F33 \Cases{ ἳ \accdasiavaria{\iota} \<`{\iota} \`<{\iota} } \\
+ x1F34 \Cases{ ἴ \accpsilioxia{\iota} \>'{\iota} \'>{\iota} } \\
+ x1F35 \Cases{ ἵ \accdasiaoxia{\iota} \<'{\iota} \'<{\iota} } \\
+ x1F36 \Cases{ ἶ \accpsiliperispomeni{\iota} \~>{\iota} \>~{\iota} } \\
+ x1F37 \Cases{ ἷ \accdasiaperispomeni{\iota} \~<{\iota} \<~{\iota} } \\
+ x1F38 \Cases{ Ἰ \accpsili{\Iota} \>{\Iota} } \\
+ x1F39 \Cases{ Ἱ \accdasia{\Iota} \<{\Iota} } \\
+ x1F3A \Cases{ Ἲ \accpsilivaria{\Iota} \>`{\Iota} \`>{\Iota} } \\
+ x1F3B \Cases{ Ἳ \accdasiavaria{\Iota} \<`{\Iota} \`<{\Iota} } \\
+ x1F3C \Cases{ Ἴ \accpsilioxia{\Iota} \>'{\Iota} \'>{\Iota} } \\
+ x1F3D \Cases{ Ἵ \accdasiaoxia{\Iota} \<'{\Iota} \'<{\Iota} } \\
+ x1F3E \Cases{ Ἶ \accpsiliperispomeni{\Iota} \~>{\Iota} \>~{\Iota} } \\
+ x1F3F \Cases{ Ἷ \accdasiaperispomeni{\Iota} \~<{\Iota} \<~{\Iota} } \\
+ \\
+ x1F40 \Cases{ ὀ \accpsili{\omicron} \>{\omicron} } \\
+ x1F41 \Cases{ ὁ \accdasia{\omicron} \<{\omicron} } \\
+ x1F42 \Cases{ ὂ \accpsilivaria{\omicron} \>`{\omicron} \`>{\omicron} } \\
+ x1F43 \Cases{ ὃ \accdasiavaria{\omicron} \<`{\omicron} \`<{\omicron} } \\
+ x1F44 \Cases{ ὄ \accpsilioxia{\omicron} \>'{\omicron} \'>{\omicron} } \\
+ x1F45 \Cases{ ὅ \accdasiaoxia{\omicron} \<'{\omicron} \'<{\omicron} } \\
+ x1F48 \Cases{ Ὀ \accpsili{\Omicron} \>{\Omicron} } \\
+ x1F49 \Cases{ Ὁ \accdasia{\Omicron} \<{\Omicron} } \\
+ x1F4A \Cases{ Ὂ \accpsilivaria{\Omicron} \>`{\Omicron} \`>{\Omicron} } \\
+ x1F4B \Cases{ Ὃ \accdasiavaria{\Omicron} \<`{\Omicron} \`<{\Omicron} } \\
+ x1F4C \Cases{ Ὄ \accpsilioxia{\Omicron} \>'{\Omicron} \'>{\Omicron} } \\
+ x1F4D \Cases{ Ὅ \accdasiaoxia{\Omicron} \<'{\Omicron} \'<{\Omicron} } \\
+ \\
+ x1F50 \Cases{ ὐ \accpsili{\upsilon} \>{\upsilon} } \\
+ x1F51 \Cases{ ὑ \accdasia{\upsilon} \<{\upsilon} } \\
+ x1F52 \Cases{ ὒ \accpsilivaria{\upsilon} \>`{\upsilon} \`>{\upsilon} } \\
+ x1F53 \Cases{ ὓ \accdasiavaria{\upsilon} \<`{\upsilon} \`<{\upsilon} } \\
+ x1F54 \Cases{ ὔ \accpsilioxia{\upsilon} \>'{\upsilon} \'>{\upsilon} } \\
+ x1F55 \Cases{ ὕ \accdasiaoxia{\upsilon} \<'{\upsilon} \'<{\upsilon} } \\
+ x1F56 \Cases{ ὖ \accpsiliperispomeni{\upsilon} \~>{\upsilon} \>~{\upsilon} } \\
+ x1F57 \Cases{ ὗ \accdasiaperispomeni{\upsilon} \~<{\upsilon} \<~{\upsilon} } \\
+ x1F59 \Cases{ Ὑ \accdasia{\Upsilon} \<{\Upsilon} } \\
+ x1F5B \Cases{ Ὓ \accdasiavaria{\Upsilon} \<`{\Upsilon} \`<{\Upsilon} } \\
+ x1F5D \Cases{ Ὕ \accdasiaoxia{\Upsilon} \<'{\Upsilon} \'<{\Upsilon} } \\
+ x1F5F \Cases{ Ὗ \accdasiaperispomeni{\Upsilon} \~<{\Upsilon} \<~{\Upsilon} } \\
+ \\
+ x1F60 \Cases{ ὠ \accpsili{\omega} \>{\omega} } \\
+ x1F61 \Cases{ ὡ \accdasia{\omega} \<{\omega} } \\
+ x1F62 \Cases{ ὢ \accpsilivaria{\omega} \>`{\omega} \`>{\omega} } \\
+ x1F63 \Cases{ ὣ \accdasiavaria{\omega} \<`{\omega} \`<{\omega} } \\
+ x1F64 \Cases{ ὤ \accpsilioxia{\omega} \>'{\omega} \'>{\omega} } \\
+ x1F65 \Cases{ ὥ \accdasiaoxia{\omega} \<'{\omega} \'<{\omega} } \\
+ x1F66 \Cases{ ὦ \accpsiliperispomeni{\omega} \~>{\omega} \>~{\omega} } \\
+ x1F67 \Cases{ ὧ \accdasiaperispomeni{\omega} \~<{\omega} \<~{\omega} } \\
+ x1F68 \Cases{ Ὠ \accpsili{\Omega} \>{\Omega} } \\
+ x1F69 \Cases{ Ὡ \accdasia{\Omega} \<{\Omega} } \\
+ x1F6A \Cases{ Ὢ \accpsilivaria{\Omega} \>`{\Omega} \`>{\Omega} } \\
+ x1F6B \Cases{ Ὣ \accdasiavaria{\Omega} \<`{\Omega} \`<{\Omega} } \\
+ x1F6C \Cases{ Ὤ \accpsilioxia{\Omega} \>'{\Omega} \'>{\Omega} } \\
+ x1F6D \Cases{ Ὥ \accdasiaoxia{\Omega} \<'{\Omega} \'<{\Omega} } \\
+ x1F6E \Cases{ Ὦ \accpsiliperispomeni{\Omega} \~>{\Omega} \>~{\Omega} } \\
+ x1F6F \Cases{ Ὧ \accdasiaperispomeni{\Omega} \~<{\Omega} \<~{\Omega} } \\
+ \\
+ x1F70 \Cases{ ὰ \accvaria{\alpha} \`{\alpha} } \\
+ x1F71 \Cases{ ά \accoxia{\alpha} \'{\alpha} } \\
+ x1F72 \Cases{ ὲ \accvaria{\epsilon} \`{\epsilon} } \\
+ x1F73 \Cases{ έ \accoxia{\epsilon} \'{\epsilon} } \\
+ x1F74 \Cases{ ὴ \accvaria{\eta} \`{\eta} } \\
+ x1F75 \Cases{ ή \accoxia{\eta} \'{\eta} } \\
+ x1F76 \Cases{ ὶ \accvaria{\iota} \`{\iota} } \\
+ x1F77 \Cases{ ί \accoxia{\iota} \'{\iota} } \\
+ x1F78 \Cases{ ὸ \accvaria{\omicron} \`{\omicron} } \\
+ x1F79 \Cases{ ό \accoxia{\omicron} \'{\omicron} } \\
+ x1F7A \Cases{ ὺ \accvaria{\upsilon} \`{\upsilon} } \\
+ x1F7B \Cases{ ύ \accoxia{\upsilon} \'{\upsilon} } \\
+ x1F7C \Cases{ ὼ \accvaria{\omega} \`{\omega} } \\
+ x1F7D \Cases{ ώ \accoxia{\omega} \'{\omega} } \\
+ \\
+ x1F80 \Cases{ ᾀ \accpsili{\alpha}\ypogegrammeni{} \>{\alpha}\ypogegrammeni{} } \\
+ x1F81 \Cases{ ᾁ \accdasia{\alpha}\ypogegrammeni{} \<{\alpha}\ypogegrammeni{} } \\
+ x1F82 \Cases{ ᾂ \accpsilivaria{\alpha}\ypogegrammeni{} \>`{\alpha}\ypogegrammeni{} \`>{\alpha}\ypogegrammeni{}} \\
+ x1F83 \Cases{ ᾃ \accdasiavaria{\alpha}\ypogegrammeni{} \<`{\alpha}\ypogegrammeni{} \`<{\alpha}\ypogegrammeni{}} \\
+ x1F84 \Cases{ ᾄ \accpsilioxia{\alpha}\ypogegrammeni{} \>'{\alpha}\ypogegrammeni{} \'>{\alpha}\ypogegrammeni{}} \\
+ x1F85 \Cases{ ᾅ \accdasiaoxia{\alpha}\ypogegrammeni{} \<'{\alpha}\ypogegrammeni{} \'<{\alpha}\ypogegrammeni{}} \\
+ x1F86 \Cases{ ᾆ \accpsiliperispomeni{\alpha}\ypogegrammeni{} \~>{\alpha}\ypogegrammeni{} \>~{\alpha}\ypogegrammeni{}} \\
+ x1F87 \Cases{ ᾇ \accdasiaperispomeni{\alpha}\ypogegrammeni{} \~<{\alpha}\ypogegrammeni{} \<~{\alpha}\ypogegrammeni{}} \\
+ x1F88 \Cases{ ᾈ \accpsili{\Alpha}\ypogegrammeni{} \>{\Alpha}\ypogegrammeni{} } \\
+ x1F89 \Cases{ ᾉ \accdasia{\Alpha}\ypogegrammeni{} \<{\Alpha}\ypogegrammeni{} } \\
+ x1F8A \Cases{ ᾊ \accpsilivaria{\Alpha}\ypogegrammeni{} \>`{\Alpha}\ypogegrammeni{} \`>{\Alpha}\ypogegrammeni{}} \\
+ x1F8B \Cases{ ᾋ \accdasiavaria{\Alpha}\ypogegrammeni{} \<`{\Alpha}\ypogegrammeni{} \`<{\Alpha}\ypogegrammeni{}} \\
+ x1F8C \Cases{ ᾌ \accpsilioxia{\Alpha}\ypogegrammeni{} \>'{\Alpha}\ypogegrammeni{} \'>{\Alpha}\ypogegrammeni{}} \\
+ x1F8D \Cases{ ᾍ \accdasiaoxia{\Alpha}\ypogegrammeni{} \<'{\Alpha}\ypogegrammeni{} \'<{\Alpha}\ypogegrammeni{}} \\
+ x1F8E \Cases{ ᾎ \accpsiliperispomeni{\Alpha}\ypogegrammeni{} \~>{\Alpha}\ypogegrammeni{} \>~{\Alpha}\ypogegrammeni{}} \\
+ x1F8F \Cases{ ᾏ \accdasiaperispomeni{\Alpha}\ypogegrammeni{} \~<{\Alpha}\ypogegrammeni{} \<~{\Alpha}\ypogegrammeni{}} \\
+ \\
+ x1F90 \Cases{ ᾐ \accpsili{\eta}\ypogegrammeni{} \>{\eta}\ypogegrammeni{} } \\
+ x1F91 \Cases{ ᾑ \accdasia{\eta}\ypogegrammeni{} \<{\eta}\ypogegrammeni{} } \\
+ x1F92 \Cases{ ᾒ \accpsilivaria{\eta}\ypogegrammeni{} \>`{\eta}\ypogegrammeni{} \`>{\eta}\ypogegrammeni{} } \\
+ x1F93 \Cases{ ᾓ \accdasiavaria{\eta}\ypogegrammeni{} \<`{\eta}\ypogegrammeni{} \`<{\eta}\ypogegrammeni{} } \\
+ x1F94 \Cases{ ᾔ \accpsilioxia{\eta}\ypogegrammeni{} \>'{\eta}\ypogegrammeni{} \'>{\eta}\ypogegrammeni{} } \\
+ x1F95 \Cases{ ᾕ \accdasiaoxia{\eta}\ypogegrammeni{} \<'{\eta}\ypogegrammeni{} \'<{\eta}\ypogegrammeni{} } \\
+ x1F96 \Cases{ ᾖ \accpsiliperispomeni{\eta}\ypogegrammeni{} \~>{\eta}\ypogegrammeni{} \>~{\eta}\ypogegrammeni{} } \\
+ x1F97 \Cases{ ᾗ \accdasiaperispomeni{\eta}\ypogegrammeni{} \~<{\eta}\ypogegrammeni{} \<~{\eta}\ypogegrammeni{} } \\
+ x1F98 \Cases{ ᾘ \accpsili{\Eta}\ypogegrammeni{} \>{\Eta}\ypogegrammeni{} } \\
+ x1F99 \Cases{ ᾙ \accdasia{\Eta}\ypogegrammeni{} \<{\Eta}\ypogegrammeni{} } \\
+ x1F9A \Cases{ ᾚ \accpsilivaria{\Eta}\ypogegrammeni{} \>`{\Eta}\ypogegrammeni{} \`>{\Eta}\ypogegrammeni{} } \\
+ x1F9B \Cases{ ᾛ \accdasiavaria{\Eta}\ypogegrammeni{} \<`{\Eta}\ypogegrammeni{} \`<{\Eta}\ypogegrammeni{} } \\
+ x1F9C \Cases{ ᾜ \accpsilioxia{\Eta}\ypogegrammeni{} \>'{\Eta}\ypogegrammeni{} \'>{\Eta}\ypogegrammeni{} } \\
+ x1F9D \Cases{ ᾝ \accdasiaoxia{\Eta}\ypogegrammeni{} \<'{\Eta}\ypogegrammeni{} \'<{\Eta}\ypogegrammeni{} } \\
+ x1F9E \Cases{ ᾞ \accpsiliperispomeni{\Eta}\ypogegrammeni{} \~>{\Eta}\ypogegrammeni{} \>~{\Eta}\ypogegrammeni{} } \\
+ x1F9F \Cases{ ᾟ \accdasiaperispomeni{\Eta}\ypogegrammeni{} \~<{\Eta}\ypogegrammeni{} \<~{\Eta}\ypogegrammeni{} } \\
+ \\
+ x1FA0 \Cases{ ᾠ \accpsili{\omega}\ypogegrammeni{} \>{\omega}\ypogegrammeni{} } \\
+ x1FA1 \Cases{ ᾡ \accdasia{\omega}\ypogegrammeni{} \<{\omega}\ypogegrammeni{} } \\
+ x1FA2 \Cases{ ᾢ \accpsilivaria{\omega}\ypogegrammeni{} \>`{\omega}\ypogegrammeni{} \`>{\omega}\ypogegrammeni{}} \\
+ x1FA3 \Cases{ ᾣ \accdasiavaria{\omega}\ypogegrammeni{} \<`{\omega}\ypogegrammeni{} \`<{\omega}\ypogegrammeni{}} \\
+ x1FA4 \Cases{ ᾤ \accpsilioxia{\omega}\ypogegrammeni{} \>'{\omega}\ypogegrammeni{} \'>{\omega}\ypogegrammeni{}} \\
+ x1FA5 \Cases{ ᾦ \accdasiaoxia{\omega}\ypogegrammeni{} \<'{\omega}\ypogegrammeni{} \'<{\omega}\ypogegrammeni{}} \\
+ x1FA6 \Cases{ ᾧ \accpsiliperispomeni{\omega}\ypogegrammeni{} \~>{\omega}\ypogegrammeni{} \>~{\omega}\ypogegrammeni{}} \\
+ x1FA7 \Cases{ ᾥ \accdasiaperispomeni{\omega}\ypogegrammeni{} \~<{\omega}\ypogegrammeni{} \<~{\omega}\ypogegrammeni{}} \\
+ x1FA8 \Cases{ ᾨ \accpsili{\Omega}\ypogegrammeni{} \>{\Omega}\ypogegrammeni{} } \\
+ x1FA9 \Cases{ ᾩ \accdasia{\Omega}\ypogegrammeni{} \<{\Omega}\ypogegrammeni{} } \\
+ x1FAA \Cases{ ᾪ \accpsilivaria{\Omega}\ypogegrammeni{} \>`{\Omega}\ypogegrammeni{} \`>{\Omega}\ypogegrammeni{}} \\
+ x1FAB \Cases{ ᾫ \accdasiavaria{\Omega}\ypogegrammeni{} \<`{\Omega}\ypogegrammeni{} \`<{\Omega}\ypogegrammeni{}} \\
+ x1FAC \Cases{ ᾬ \accpsilioxia{\Omega}\ypogegrammeni{} \>'{\Omega}\ypogegrammeni{} \'>{\Omega}\ypogegrammeni{}} \\
+ x1FAD \Cases{ ᾭ \accdasiaoxia{\Omega}\ypogegrammeni{} \<'{\Omega}\ypogegrammeni{} \'<{\Omega}\ypogegrammeni{}} \\
+ x1FAE \Cases{ ᾮ \accpsiliperispomeni{\Omega}\ypogegrammeni{} \~>{\Omega}\ypogegrammeni{} \>~{\Omega}\ypogegrammeni{}} \\
+ x1FAF \Cases{ ᾯ \accdasiaperispomeni{\Omega}\ypogegrammeni{} \~<{\Omega}\ypogegrammeni{} \<~{\Omega}\ypogegrammeni{}} \\
+ \\
+ x1FB0 \Cases{ ᾰ \u{\alpha} \u{\alpha} } \\
+ x1FB1 \Cases{ ᾱ \={\alpha} \={\alpha} } \\
+ x1FB2 \Cases{ ᾲ \accvaria{\alpha}\ypogegrammeni{} \`{\alpha}\ypogegrammeni{} } \\
+ x1FB3 \Cases{ ᾳ \alpha\ypogegrammeni{} \alpha\ypogegrammeni{} } \\
+ x1FB4 \Cases{ ᾴ \accoxia{\alpha}\ypogegrammeni{} \'{\alpha}\ypogegrammeni{} } \\
+ x1FB6 \Cases{ ᾶ \accperispomeni{\alpha} \~{\alpha} } \\
+ x1FB7 \Cases{ ᾷ \accperispomeni{\alpha}\ypogegrammeni{} \~{\alpha}\ypogegrammeni{} } \\
+ x1FB8 \Cases{ Ᾰ \u{\Alpha} \u{\Alpha} } \\
+ x1FB9 \Cases{ Ᾱ \={\Alpha} \={\Alpha} } \\
+ x1FBA \Cases{ Ὰ \accvaria{\Alpha} \`{\Alpha} } \\
+ x1FBB \Cases{ Ά \accoxia{\Alpha} \'{\Alpha} } \\
+ x1FBC \Cases{ ᾼ \Alpha\ypogegrammeni{} \Alpha\ypogegrammeni{} } \\
+ \\
+ x1FC2 \Cases{ ῂ \accvaria{\eta}\ypogegrammeni{} \`{\eta}\ypogegrammeni{} } \\
+ x1FC3 \Cases{ ῃ \eta\ypogegrammeni{} \eta\ypogegrammeni{} } \\
+ x1FC4 \Cases{ ῄ \accoxia{\eta}\ypogegrammeni{} \'{\eta}\ypogegrammeni{} } \\
+ x1FC6 \Cases{ ῆ \accperispomeni{\eta} \~{\eta} } \\
+ x1FC7 \Cases{ ῇ \accperispomeni{\eta}\ypogegrammeni{} \~{\eta}\ypogegrammeni{} } \\
+ x1FC8 \Cases{ Ὲ \accvaria{\Epsilon} \`{\Epsilon} } \\
+ x1FC9 \Cases{ Έ \accoxia{\Epsilon} \'{\Epsilon} } \\
+ x1FCA \Cases{ Ὴ \accvaria{\Eta} \`{\Eta} } \\
+ x1FCB \Cases{ Ή \accoxia{\Eta} \'{\Eta} } \\
+ x1FCC \Cases{ ῌ \Eta\ypogegrammeni{} \Eta\ypogegrammeni{} } \\
+ \\
+ x1FD0 \Cases{ ῐ \u{\iota} \u{\iota} } \\
+ x1FD1 \Cases{ ῑ \={\iota} \={\iota} } \\
+ x1FD2 \Cases{ ῒ \accdialytikavaria{\iota} \`"{\iota} \"`{\iota} \"\`{\iota} \`\"{\iota} } \\
+ x1FD3 \Cases{ ΐ \accdialytikatonos{\iota} \'"{\iota} \"'{\iota} \"\'{\iota} \'\"{\iota} } \\
+ x1FD6 \Cases{ ῖ \accperispomeni{\iota} \~{\iota} } \\
+ x1FD7 \Cases{ ῗ \accdialytikaperispomeni{\iota} \~"{\iota} \"~{\iota} \"\~{\iota} \~\"{\iota} } \\
+ x1FD8 \Cases{ Ῐ \u{\Iota} \u{\Iota} } \\
+ x1FD9 \Cases{ Ῑ \={\Iota} \={\Iota} } \\
+ x1FDA \Cases{ Ὶ \accvaria{\Iota} \`{\Iota} } \\
+ x1FDB \Cases{ Ί \accoxia{\Iota} \'{\Iota} } \\
+ \\
+ x1FE0 \Cases{ ῠ \u{\upsilon} \u{\upsilon} } \\
+ x1FE1 \Cases{ ῡ \={\upsilon} \={\upsilon} } \\
+ x1FE2 \Cases{ ῢ \accdialytikavaria{\upsilon} \`"{\upsilon} \"`{\upsilon} \"\`{\upsilon} \`\"{\upsilon}} \\
+ x1FE3 \Cases{ ΰ \accdialytikatonos{\upsilon} \'"{\upsilon} \"'{\upsilon} \"\'{\upsilon} \'\"{\upsilon}} \\
+ x1FE4 \Cases{ ῤ \accpsili{\rho} \>{\rho} } \\
+ x1FE5 \Cases{ ῥ \accdasia{\rho} \<{\rho} } \\
+ x1FE6 \Cases{ ῦ \accperispomeni{\upsilon} \~{\upsilon} } \\
+ x1FE7 \Cases{ ῧ \accdialytikaperispomeni{\upsilon} \~"{\upsilon} \"~{\upsilon} \"\~{\upsilon} \~\"{\upsilon}} \\
+ x1FE8 \Cases{ Ῠ \u{\Upsilon} \u{\Upsilon} } \\
+ x1FE9 \Cases{ Ῡ \={\Upsilon} \={\Upsilon} } \\
+ x1FEA \Cases{ Ὺ \accvaria{\Upsilon} \`{\Upsilon} } \\
+ x1FEB \Cases{ Ύ \accoxia{\Upsilon} \'{\Upsilon} } \\
+ x1FEC \Cases{ Ῥ \accdasia{\Rho} \<{\Rho} } \\
+ \\
+ x1FF2 \Cases{ ῲ \accvaria{\omega}\ypogegrammeni{} \`{\omega}\ypogegrammeni{} } \\
+ x1FF3 \Cases{ ῳ \omega\ypogegrammeni{} \omega\ypogegrammeni{} } \\
+ x1FF4 \Cases{ ῴ \accoxia{\omega}\ypogegrammeni{} \'{\omega}\ypogegrammeni{} } \\
+ x1FF6 \Cases{ ῶ \accperispomeni{\omega} \~{\omega} } \\
+ x1FF7 \Cases{ ῷ \accperispomeni{\omega}\ypogegrammeni{} \~{\omega}\ypogegrammeni{} } \\
+ x1FF8 \Cases{ Ὸ \accvaria{\Omicron} \`{\Omicron} } \\
+ x1FF9 \Cases{ Ό \accoxia{\Omicron} \'{\Omicron} } \\
+ x1FFA \Cases{ Ὼ \accvaria{\Omega} \`{\Omega} } \\
+ x1FFB \Cases{ Ώ \accoxia{\Omega} \'{\Omega} } \\
+ x1FFC \Cases{ ῼ \Omega\ypogegrammeni{} \Omega\ypogegrammeni{} } \\
+\end{longtable}
+
+
+\section{Discussion}
+
+This section only discusses differences and limitations due to the
+(re)definitions of the \emph{alphabeta} package.
+For a general discussion of characters supported by \pkgref{greek-fontenc},
+see \href{char-list.pdf}{char-list.pdf}.
+
+
+\subsection{Pre-composed vs. combining characters}
+
+All input variants select pre-composed characters if such a character exists.%
+ \footnote{ With LuaTeX, this document selects the Harfbuzz renderer to
+ enable the NFC normalization (see source \texttt{char-list-alphabeta.tex}).}
+
+
+\subsection{Symbol variants}
+
+For several Greek letters, there are alternative glyphs which may
+have a different semantic in a mathematical context.
+Unicode reserves code points for the alternative glyphs
+(naming them SYMBOL as opposed to LETTER).
+Some of these symbols are available as \cs{var<name>} macros in TeX's
+mathematical mode. \emph{alphabeta} makes them available in text mode, too.
+A full list of symbol-variant macros is in Table~1 in
+\href{alphabeta-doc.pdf}{alphabeta-doc.pdf}.
+
+In text, the alternative glyphs are considered typographical variants
+without special meaning. The 8-bit LGR font encoding does not allocate
+code points for them. \emph{Babel-greek}, \emph{%
+\href{http://mirrors.ctan.org/language/greek/greek-fontenc/textalpha-doc.pdf}
+{textalpha}} and \emph{alphabeta} provide the \texttt{normalize-symbols} option
+(ignored with Xe/LuaTeX) that is also used in this test document.
+
+\smallskip\noindent
+Test the handling of symbol variants in text
+
+literal letter, LICR, \cs{var<name>}, \cs{<name>symbol}, literal symbol
+
+\newcommand{\symbolvariants}{
+ β\beta \varbeta \betasymbol ϐ
+ ε\epsilon \varepsilon \epsilonsymbol ϵ
+ θ\theta \vartheta \thetasymbol ϑ
+ Θ\Theta \varTheta \Thetasymbol ϴ
+ κ\kappa \varkappa \kappasymbol ϰ
+ π\pi \varpi \pisymbol ϖ
+ ρ\rho \varrho \rhosymbol ϱ
+ φ\phi \varphi \phisymbol ϕ
+}
+
+\noindent
+No case change
+\begin{quote}
+ \Greek{\symbolvariants}
+\end{quote}
+%
+MakeUppercase selects the matching capital letter:
+
+\begin{center}
+ \Greek{\MakeUppercase{\symbolvariants}}
+\end{center}
+
+\noindent
+MakeLowercase selects the lowercase letter (not the symbol):
+\begin{quote}
+ \Greek{
+ \MakeLowercase{\Beta Β \Epsilon Ε
+ \Theta Θ \Thetasymbol ϴ
+ \Kappa Κ \Pi Π \Rho Ρ \Phi Φ}}.
+\end{quote}
+\ifdefined \UnicodeEncodingName
+\else
+ LGR provides two lowercase variants of the archaic letter \emph{stigma}.
+ Both map to GREEK LETTER STIGMA \ensuregreek{Ϛ}.
+
+ The lowercase of \ensuregreek{Ϛ} is \ensuregreek{\MakeLowercase{Ϛ}}
+ (\verb|\stigma|), not \verb|\varstigma| (\ensuregreek\varstigma).
+\fi
+
+
+\subsection{Hiatus}
+
+Tonos and psili mark a \emph{hiatus} (break-up) if placed on
+the first of two vowels that would otherwise form a diphthong.
+A dialytika must be placed on the second vowel if they are dropped:
+
+\begin{quote}
+ \TestUppercase{άι άυ έι ἄι ἄυ ἔι ἀυ} (literal)
+
+ \TestUppercase{\acctonos\alpha\iota{}
+ \acctonos\alpha\upsilon{}
+ \acctonos\epsilon\iota{}
+ \accpsilioxia\alpha\iota{}
+ \accpsilioxia\alpha\upsilon{}
+ \accpsilioxia\epsilon\iota{}
+ \accpsili\alpha\upsilon
+ } (named+LICR)
+
+ \TestUppercase{\'{\alpha}\iota{} \'{\alpha}\upsilon{}
+ \'{\epsilon}\iota{} \>'{\alpha}\iota{}
+ \>'{\alpha}\upsilon{} \>'{\epsilon}\iota{}
+ \>{\alpha}\upsilon
+ } (short+LICR)
+\end{quote}
+
+The hiatus feature does not work correctly with the pre-2022
+\cs{MakeUppercase}.
+
+
+\end{document}