# Re: Behavior of overset inset creation on selection

Am Montag, 9. April 2018 17:38:37 CEST schrieb Jean-Marc Lasgouttes
<lasgout...@lyx.org>:
> Le 09/04/2018 à 17:10, Kornel Benko a écrit :
> > Instead of searching for the biggest char in an inset, we could always use
> > 'f'. Am I missing something?
>
> I am not really searching for the biigest char. The fact is, that for
> example $\sqrt{a}$ does not have the same height as $\sqrt{f}$. I do not
> know yet what are the cases where the height of a formula can be smaller
> than the full height.
>
> See for example the attached file. For the first formula, LyX does the
> right thing. This means that for the first fraction, the top cell has a
> null descent, and therefore the blinking cursor should do the same.
>
> Note that in the second formula LyX is wrong. The ascent of the bottom
> cell in the first fraction should be the same as with the other bottom
> cells. I have to fix it one day.

I see.

> What I mean here is that the height of a cell is not always the height
> of $f$. I have to see whether I adapt the cursor height to this case.
>
> JMarc

Kornel



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