# [IPython-dev] mathjax equation number is incremented on cntr-enter

MinRK benjaminrk at gmail.com
Wed Aug 13 13:17:29 EDT 2014

This is a known issue <https://github.com/ipython/ipython/issues/4113>,
where mathjax generates an equation number for each equation it renders, so
they keep increasing on each render. In order to get proper equation
numbering, all equations (markdown cells) on the page would need to be
re-rendered every time any equation is. There isn’t a good shortcut for

-MinRK
​

On Thu, Aug 7, 2014 at 9:46 PM, Zoltán Vörös <zvoros at gmail.com> wrote:

> Hi all,
>
> I don't know, whether this is a known issue (a quick search did not turn
> up anything), in fact, I don't even know, whether this is an issue at all,
> but I believe, the markdown cell did behave differently in the past. In
> short, it seems to me that mathjax increments the equation number, whenever
> I press Cntr-Enter on a markdown cell. Here is my notebook, and here is the
> code that produces the problem:
>
>
> x = y
>
>
> I haven't removed anything, yet, the equation is labelled (4). Can someone
> comment on this? In particular, whether this was intended? Is this,
> perhaps, related to the security problem that was floating around recently?
> I am running the latest code from master.
>
> Cheers,
>
> Zoltán
>
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>
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