Consider the following plot:
The above plot has a white space where the derivative has a discontinuous jump (at $y=5$)
If instead I consider
The white space is gone.
I understand that, according this answer, I can get rid of the whitespace by using the
However, I am wondering why one command produces the whitespace by default and the other doesn't?
(my naive guess would be that because
Abs thinks the argument is complex, that mathematica doesn't detect an exclusion at the kink)