I usually do as follows: I put an absolute value around the expression and then erase manually the left bar. This sizes properly the remaining right bar. This:
I’m not talking about the derivative one. I was talking about the one in the bullet point.
<\itemize> <item>What about this? <\equation*> <around*|<left|\<nobracket\>|2>|<around*|(|asd|)>|<right|\||2>><rsub|x=0> </equation*> </itemize>
what you use the method I suggested then you can resize manually the bracketing to be of larger size.