Latex issue

[AliceSum]

I have said this on Stack, but I deleted it and post it here because I guess I should post it here.

Latex issue:

And the Chinese version also has this problem too.
I don't know how to fix the Chinese version since the English version has this issue too.

Feel free to close it is a known issue.
Other:

[Atcold]

@ebetica, can you have a look?
Stuff looks weird…

[AliceSum]

And there is a latex issue.

[AliceSum]

I suggest it should be "which results in a hl+1 matrix with size of nxd.