bug#57626: 13.1.4; cases* environment doesn't let me use $

[Ikumi Keita]

>>>>> Ikumi Keita <ikumi@ikumi.que.jp> writes:
>>>> I began to think that `TeX-insert-dollar' should behave the same way as
>>>> in non-math mode when `texmathp' thinks that math mode didn't start with
>>>> dollar(s), possibly with a warning message.

>>> Sure, we can relax the behavior of `TeX-insert-dollar', I don't object.
>>> Would it make sense to introduce a custom variable for this?

>> That's a reasonable idea. I'll work on this issue along that line.
>> However, it may take some time since I don't have much spare time now.

> I pushed partial fix for this issue. I haven't implemented the proposed
> new user option yet.

Now I've added the new customize option. I'll close this bug.

Cheers,
Ikumi Keita
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