A message from our CEO about the future of Stack Overflow and Stack Exchange. Read now.

New answers tagged

2

Testing: Does the phantom period appear if I simplify it to this? $\forall\,a,b\in\pi_1(S)\cup \pi_2(S)\colon aSb\Leftrightarrow f(a) S' f(b)$. Yes. In this screen grab, see the period after $aSb$, but the period after $f(a) S' f(b)$ is missing.


Top 50 recent answers are included