On Thu, 17 May 2001, Hans Aberg wrote:

> At 18:59 +0200 2001/05/17, Lars Hellström wrote:
> >>The \epsilon and \varepsilon are definitely semantically different in
> >>(pure) math,
> >
> >Are they? Please give a verifiable example!
>
> Here are two examples:
>   $\epsilon\varepsilon R$
>   $\varepsilon R$
>
> Today one would probably write one of
>   $\epsilon\in R$
>   $\varepsilon\in R$
> (perhaps with $R$ in black-board bold).

I believe your example is incorrect. The right way to write the first
formula should be:
$\varepsilon \epsilon R$.
A.S.

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