[texhax] "@" : vowel or glottal stop ? (was : Some puzzling TeX)

[Philip Taylor (Webmaster, Ret'd)]

Heiko Oberdiek wrote:

> Knuth uses different rules in plain.tex. Thus also \@firstofone
> is covered:
>
> \@if
> \@midfalse, \@midtrue
> \@ins
>
> Or at least I couldn't find vowels to make sense instead of "@".

It's clearly the Japanese honorific "O" that "@" represent in these :

 > \o-if
 > \@o-midfalse, \o-midtrue
 > \o-ins

:-)

** Phil.
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