[texhax] help with identifying some macros

Victor Ivrii vivrii at gmail.com
Tue Oct 20 20:28:01 CEST 2009

On Tue, Oct 20, 2009 at 2:18 PM, Barbara Beeton <bnb at ams.org> wrote:
>    >  \ni,
>    If there is \ni, there should be also \ot  but there is not!
> uh, \ni is a pair to \in, and i
> understand \owns, but what's \ot ?

\ni is inverted \in, so \ot is inverted \to (i.e. \leftarrow). I tried
to note that \ni lacks logic

> (\to is something quite different,
> namely \rightarrow.)

Victor Ivrii, Professor, Department of Mathematics, University of Toronto

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