[tex4ht] another problem with mathjax mode: Forbidden control sequence found while scanning use of \AltlDisplay

[Michal Hoftich]

Hi Nasser,

I think this is the same issue as the one you had earlier:
https://tug.org/pipermail/tex4ht/2018q4/002099.html

The modification of source files seems like a  best fix to me.

Best,
Michal