Questions tagged [tagging]

Tags are keywords or labels that categorize and group your question with other, similar questions. If your post at meta is about suggesting new tags, choosing correct tags for some question, suggesting removal of some tag, this tag is appropriate for such question.

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12
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1answer
365 views

Should there be a separate tag for partially ordered sets?

Users who are on this site some time might have noticed that a separate tag for posets has been created and removed a few times in the past.1 Certainly, partial orders are quite an important topic. ...
12
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2answers
321 views

Do we need the [proof] tag?

I don't think the proof tag conveys any useful information. Sometimes, it excuses the asker from adding a more descriptive tag, like in this question which is really a linear algebra question but is ...
12
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1answer
132 views

Feature-request: Not allowing [homework] as the only tag to a post

Is it possible to make it so that the site will not accept a post that has homework as the only tag to the post? I know that this problem only comes up rarely (as discussed here, but if we can ...
12
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0answers
470 views

On the scope of the “fake-proofs” tag

I slacked off and went to sleep last night with this Suggested Edit review pending on my screen. When I returned this morning, I voted to reject the proposed replacement of tag "proof-writing" by "...
12
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0answers
261 views

Möbius function tag ambiguity

The tag for mobius-function currently reads "questions on the Möbius function $μ(n)$, an arithmetic function used in number theory", which is true, but it's also a specific case of Möbius function in ...
12
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0answers
274 views

Limit for number of questions where tag can be added by tag-creator soon after the creation of tag

Occasionally we have seen a situation like this: A user creates a new tag. The tag is then discussed on meta and the consensus is that the tag is not suitable and should be completely removed. However,...
12
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0answers
342 views

Should the (analysis) tag be deprecated?

Currently, the analysis tag description reads: Mathematical Analysis generally, including Real Analysis, Harmonic Analysis, Complex Variable Theory, the Calculus of Variations, Measure Theory, and ...
11
votes
2answers
255 views

Should the LaTeX tag stay?

Should we get rid of the "latex" tag? Only 7 questions have been tagged "latex", four of which have been closed and the most recent of which is heading that way. There is already a Stack Exchange site ...
11
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1answer
914 views

I find (discrete-mathematics) problematic

The discrete-mathematics tag's info reads Discrete mathematics is the study of mathematical structures that are fundamentally discrete rather than continuous. For an overview, see the ...
11
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2answers
476 views

About extending the tag system to answers, too

Recently, I gave a solution to a complex analysis problem that avoided the standard complex analytic tools, but relied on a property of the modified Bessel function of the first kind. I bet this ...
11
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3answers
391 views

The tags [recursive] and [recurrence-relation]

Today someone created the tag [recurrence-relation], which seems to me to cover the same ground as the already-existing tag [recursive]. I'm tempted to replace [recurrence-relation] with [recursive] ...
11
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1answer
290 views

Millennium Problem Tag

Do we really need a millennium-problem tag? And if yes, what should go under such tags? For example, I don't think either of the two questions (related to Navier-Stokes) currently tagged as such ...
11
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1answer
233 views

What is the scope of the [utility] tag?

It was pointed out to me that the description of the utility is ambiguous. It currently reads: A tag for all questions involving a type of utility function. With a wiki which is even worse: ...
11
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2answers
287 views

My very own tags

The badge Taxonomist is given when a user creates a tag which reaches 50 questions. This means that somewhere in the system there is an assignment for the user who created a tag. Is there any ...
11
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2answers
265 views

Retagging causes bumping

The issue of questions bumping after retagging has come up here and on the main meta. I have a specific suggestion: disable bumping for users with high enough reputation (10k, 15k or 20k), or at ...
11
votes
3answers
637 views

Appropriate uses of the set-theory tag

My background and research is in mathematical logic. I have been trying, when I can, to remove the "set theory" tag from questions that are not actually about set theory. Here is my motivation. This ...
11
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2answers
400 views

How should basic questions about transfinite ordinals and cardinals be tagged?

I was about to retag this question when I noticed that neither of the elementary-set-theory or set-theory tags seems to really want questions of this tag. The tag wikis say: elementary-set-theory ...
11
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2answers
261 views

When using (summation) tag, should we remove (sequences-and-series)?

The tag summation was created less than a year ago, see "summation" tag for finite and formal summations Before that, post about finite sums were usually tagged as sequences-and-series. ...
11
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1answer
233 views

How should questions about deciding convergence/divergence of a series be tagged?

We often have questions of related to various convergence tests for infinite series, such as: Does the following series converge or diverge? What is an example showing that this convergence test is ...
11
votes
1answer
108 views

When editing tags, the bottom of the tag popup is invisible

When editing the tags of a question, a pop-up appears listing up to 6 tags containing the current word and their excerpt. When the excerpts are long, the tag box is truncated, and I can't scroll down ...
11
votes
1answer
441 views

What's the (formal-proofs) tag for?

The formal-proofs tag currently has no tag wiki. In my opinion this might invite people to use the tag for any question asking for a (more or less formal) proof. Very similar to the way the proof tag ...
11
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1answer
151 views

Tag renaming: [rings] to [ring-theory]

Well, the title says it all. I think that the tag [rings] is somewhat inappropriate, and [ring-theory] should be used instead.
11
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1answer
151 views

Tags as redirects for correct tags

I guess you have seen a situations where an inexperienced user looks for some tag and when they do not find such tag, they just choose something similarly sounding. (It is very likely that you have ...
11
votes
1answer
416 views

Editing (and creating) seemingly useless tags

In the past few days I have noticed a certain user editing tag information for freshly created tags that seem completely useless, for example this one. This seems like a case of badge-hunting to me. ...
11
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0answers
315 views

Do we need the “divergence” tag?

Currently, there exist a tag divergence, about which I'd like to know your opinion: the tag has no usage guidance and no tag wiki. This means that users cannot know whether this tag is dedicated to "...
11
votes
0answers
119 views

Should a tag for partial derivatives be created?

Over time I've answered several questions related to similar confusions surrounding partial derivatives. The latest one is Confusion regarding partial derivatives, and several other examples are ...
10
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2answers
2k views

What's with these “sangaku” geometry problems?

This morning I decided to whip out my phone and check out some new questions on the main site through my mobile app. To my surprise, I saw 8 questions, titled or labelled as "sangaku" geometry ...
10
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2answers
486 views

Do we really need the (spoj) tag?

On main we have the spoj tag, which after some googling seems to refer to a certain online grading/contest website (I must admit it is not entirely clear what the mission of the website is from a ...
10
votes
2answers
419 views

[proof] tag (again)

In the past we had a couple of discussions, and it was decided -- I thought -- that the tag proof shouldn't be used. Now we have more than 50 questions with this tag again. Could we please get it ...
10
votes
2answers
324 views

What is the point of the “math review” tag

What is the point of math-review tag? The description says For questions concerning troubles with a text one is reading. Typos and interpretation issues are also pertinent. Please be sure to ...
10
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2answers
238 views

Shouldn't there be a 'quantum-information' tag?

As a beginning student of quantum computing, I'm finding many of the questions here that start out seeming relevant to me have answers that veer off into too much physics. Quantum information and ...
10
votes
2answers
313 views

The tags (probability) and (probability-theory)

What is the difference between (probability) and (probability-theory)? If there is none, is it better to use both tags or to decide on one (by tossing a fair coin, of course)?
10
votes
1answer
258 views

Is it incorrect if I add [tag:contest-math] to my questions, even if it isn't explicitly from a contest?

On my question Ethan Bolker mentioned that if I'm tagging contest-math, I should explicitly name the contest in which it comes from. I've got three questions regarding this: Is this standard practice?...
10
votes
1answer
189 views

What happened to the [support] tag on meta?

The support used to be given in boldface, indicating that it was one of the primary tags. But now it is not boldface anymore, meaning that there was some change in the functionality of meta-sites. ...
10
votes
3answers
314 views

Tag for quaternion algebras?

A quaternion algebra is a generalization of the classical Hamiltonian quaternions. It is a $4$-dimensional algebra over a field $F$ with basis $1,i,j,ij$ subject to the relations $$ i^2 = a, \quad j^...
10
votes
1answer
375 views

Are the “teaching” and “learning”, and “education” tags appropriate here given that there's a ME.SE?

The education tag seems almost as compromised as the self-learning tag, i.e. lots of questions that aren't about the education process are tagged so simply because some is [self-]educating by asking a ...
10
votes
1answer
271 views

converse of propositions tag

Recently a tag converse-of-propositions has been created https://math.stackexchange.com/questions/tagged/converse-of-propositions There is no description and only 3 questions by the same user. I ...
10
votes
4answers
516 views

Should I change the tag to the correct one, even if the asker does not know the topic?

See this question: Question on the notation $ds^2=dx^2+dy^2$ : what does it really mean? The question is really about differential geometry and metric tensor. The asker originally tagged the question ...
10
votes
1answer
468 views

About a mathematics-physics question I closed (why is it off-topic?)

Recently I have removed one question related with Topology and physics. This is the link, but is removed, I do not know if it could be seen by the administrators (here): It was regarding a question ...
10
votes
2answers
429 views

[Combinatorics]

It seems to me that problems in infinitary combinatorics (a significant area in set theory) should naturally be tagged "combinatorics". Some users disagree and remove the tag from such questions. ...
10
votes
1answer
446 views

Do some calculus theorems deserve to have their own tag?

The question is basically in the title: Should we have tags for some individual theorems from calculus? (Or perhaps groups of theorems?) If so, which ones deserve their own tag? It is not ...
10
votes
1answer
245 views

Make teaching a synonym of education

I propose making teaching a synonym of education, because they are fairly closely related and questions on education should go to Mathematics Educators anyway.
10
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1answer
124 views

Why a question can exist with no tags?

Why a question can exist with no tags? For example https://math.stackexchange.com/posts/613902/revisions.
10
votes
1answer
340 views

tqft or topological-quantum-field-theory? Which one to keep?

A fairly new member of our MSE community, namely the user Andrews, started to reshape our own physical questions fundamentally basically by retagging them in an appropriate manner. Another recently ...
10
votes
1answer
512 views

A warning to those who use only rare/new tags

There are discussions on giving warnings to those who creates new tags: 1, 2. It seems that this feature has not been carried out in Math SE. Does anyone know why? I would be very happy to see this ...
10
votes
1answer
422 views

Tag creation request - tag for computational topology

What is the best way to request the creation of a new tag, assuming one doesn't have the rep to do so? I'm guessing Meta is the best place to ask, so here goes... In my specific case, I was wondering ...
10
votes
1answer
357 views

How should questions about Cantor space and Cantor cubes be tagged?

There exists a tag called cantor-set. Based on the current revision of the tag-info it is about Cantor ternary set and also about generalization to fat Cantor set. Both of them have very similar ...
10
votes
2answers
252 views

Disambiguation pseudo-tags

In a comment to a retagging discussion, Henning brought up an interesting idea. Problem There are certain "keywords" which, unfortunately, are heavily overloaded in mathematics, and have completely ...
10
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1answer
103 views

Warning when creating a new tag on meta

When a new tag is created on the main site, you get a warning before you can continue - this prevents creation of a tag by mistake. This was implemented as a result of this feature request: Warning ...
10
votes
1answer
201 views

Why is there an elementary-geometry tag?

Is there a reason for the elementary-geometry tag? I just noticed it now—it has 9 questions, which appear to be at a fairly wide variety of levels of geometry, and none of which are tagged with the ...

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