babel.sty

\Configure{quotedblbase}{\x:unicode{201E}}
\Configure{quotesinglbase}{\x:unicode{201A}}

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\Configure{accent}\bbl@umlauta
\bbl@umlaute{<.diaeresis codes .>{}{34}}
{\a:accents{}{#1}} {\b:accents{uml}{#1}{#2}}

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\expand:after{\Configure{accent}}\csname OT1\string\"\endcsname
     \ddot{}
    {\a:accents{<.diaeresis codes russian .>}{#1}}
    {\def\:temp{>}\def\:tempa{#2}\ifx \:temp\:tempa\HCode{}%
     \else \def\:temp{<}\ifx \:temp\:tempa\HCode{}%
     \else \b:accents{uml}{#1}{#2}\fi\fi}

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<..diaeresis codes russian ..>

A{00C4}E{00CB}I{00CF}O{00D6}U{00DC}Y{0178}%
a{00E4}e{00EB}i{00EF}\i{00EF}o{00F6}u{00FC}y{00FF}%

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<..greek ldf ..>

\expand:after{\Configure{accent}}\csname OT1\string\’\endcsname
\acute{<.acute codes greek .>{}{}}
{\a:accents{}{#1}} {\b:accents{acute}{#1}{#2}}

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<..acute codes greek ..>

<.acute codes .>%
{\@use@text@encoding \@curr@enc a}{03AC}%
{\@use@text@encoding \@curr@enc e}{03AD}%
{\@use@text@encoding \@curr@enc h}{03AE}%
{\@use@text@encoding \@curr@enc i}{03AF}%
{\@use@text@encoding \@curr@enc o}{03CC}%
{\@use@text@encoding \@curr@enc u}{03CD}%
{\@use@text@encoding \@curr@enc w}{03CE}%

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1.7.1 Questions

\delcode‘\<="26830A
\delcode‘\>="26930B
\delcode‘\|="26A30C
\delcode‘\\="26E30F

% N.B. { and } should NOT get delcodes; otherwise parameter grouping fails!

\def\mathhexbox#1#2#3{\leavevmode
\hbox{$\m@th \mathchar"#1#2#3$}}
\def\dag{\mathhexbox279}
\def\ddag{\mathhexbox27A}
\def\S{\mathhexbox278}
\def\P{\mathhexbox27B}

1.7.2 Cancellation Operation

<..configure unicode fontmath ..>+

\:CheckOption{new-accents}     \if:Option \else
    \Configure{accent}\not\not{<.unicode cancellations .>}%
       {\ht:special{t4ht@+\string&{35}x#1;}=}
       {\ht:special{t4ht@*\string&{35}x0338;}#2}
\fi

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<..unicode cancellations ..>

\equiv{2262}%
\exists{2204}%
\in{2209}%
\ni{220C}%
\vert{2224}%
\parallel{2226}%
\sim{2241}%
\simeq{2244}%
\cong{2247}%
\approx{2249}%
={2260}%
\asymp{226D}%
<{226E}%
>{226F}%
\leq{2270}%
\geq{2271}%
\prec{2280}%
\succ{2281}%
\subset{2284}%
\supset{2285}%
\subseteq{2288}%
\supseteq{2289}%
\vdash{22AC}%
\models{22AD}%
\sqsubseteq{22E2}%
\sqsupseteq{22E3}%
{}{\ht:special{t4ht@+\string&{35}x2044;}x}%

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1.7 babel.sty

1.7.1 Questions

1.7.2 Cancellation Operation