7:31 AM
BTW shouldn't the tags and on meta be synonyms?
The tag is one of the default tags, so it will remain on the site even if it has no questions.
I have mentioned this here in chat some time ago: chat.stackexchange.com/transcript/10243/2016/10/2

12 hours later…
7:24 PM
What would be good tags for: Diplomacy when reporting errors? Maybe and are the first ones that skip to mind.
23

I am a young researcher and sometimes I face an uncomfortable situation : I find an error in a research paper! Of course, most of the time, it is all just my misunderstanding but it happens that after checking tens of times, there is indeed an error and therefore I am not sure what I should do. ...

Speaking of publishing related tags:
Apr 21 at 21:24, by Martin Sleziak
BTW I see there is a synonym $\to$ . Wouldn't the other direction be more logical? I mean, with (journals) as the master tag.

2 hours later…
9:29 PM
I have removed the deprecated tag from the recent question Closing Subsets Under Operations. Since I am not sure whether my choice of tags was really optimal, I'd be grateful if somebody more experienced has a look.
0

My question is about closing sets under operations. First, I need a definition: Definition: Let $A$ be a set and take a function $f : A^n \rightarrow A$ for $n \in \mathbb{N}_{\geq 0}$. For a set $S$, we define the closure of $S$ under $f$, $c_f (S)$, inductively as follows: define $S_0 = S$. Fo...