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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Suggested tag: errata in published works [duplicate]

There are a number of questions (I've raised a few myself) about a source work which appears to have a mistake. One possibly useful function of MSE might be to assemble a repository of errata in ...
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2 votes
2 answers
87 views

Why can't I edit the tags of my post? Why do people not seem to be interested in it?

I have a question about my Mathematics Stack Exchange post: Trying to prove a proposition about the nth order derivative of a polynomial by induction - is this correct? I tried to add the proof-...
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-8 votes
1 answer
201 views

Should the tag [soft-question] be blacklisted, after the EOQS?

A recent question tagged as soft-question made me wonder if this tag is outdated nowadays. After the EOQS made its way into this side, it does not really fit anymore. I skimmed shortly over the ...
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4 votes
1 answer
294 views

About the proper tagging of questions on math.SE

There is a question I came across, and it was about the convergence of a Cauchy sequence in a metric space. OP considered the tags: convergence-divergence, sequences-and-series, general-topology and ...
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13 votes
8 answers
675 views

Tag management 2022

New year, new tag management thread. Rules of the game are basically the same: Post your suggestion as an answer here if you see A particularly bad tag (a rule of thumb: “if I can't imagine a person ...
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3 votes
0 answers
116 views

Getting a tag badge that I already had

Today, I earned the normed-spaces silver tag badge. And not only me: as you can see here, the same thing happened to two other users. The problem is that all three ...
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1 vote
1 answer
71 views

Did the profile tags change size?

I have noticed some changes to the profiles of Math Stack Exchange like not displaying last seen information and how many days you've visited the site (and your current streak). I also really enjoyed ...
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6 votes
0 answers
300 views

What is the etiquette of tag creation and editing?

In this years Tag management thread, I've suggested the creation of the tags hochschild-cohomology and a-infinity-algebras. Let's say for the sake of argument that this suggestion is well received and ...
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  • 1,148
12 votes
1 answer
346 views

Misleading usage excerpt for the [coding-theory] tag

The usage excerpt for tag coding-theory reads: Use this tag for questions about source coding, error-correcting codes, error-detecting codes, and related algebraic and/or combinatoric constructions. ...
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81 votes
5 answers
2k views

Non-experts closing questions

I have recently noticed what, to me, is a pretty irking trend in the tag I contribute to most often (algebraic geometry). It seems to me that there is a contingent of 'serial closers' who insist on ...
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  • 48.2k
15 votes
0 answers
481 views

Is the [proof-writing] tag being applied in accordance with its usage guidance?

The usage guidance for the tag proof-writing says: For questions about the formulation of a proof. This tag should not be the only tag for a question and should not be used to ask for a proof of a ...
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0 votes
0 answers
35 views

Tag synonyms unable to display right quantity of questions

I'm new here and I've just found a small bug in tag synonyms. This bug appears in both main and meta Math Stackexchange. Some tags have synonyms, such as, in Math Stackexchange, tag span is a synonym ...
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0 votes
0 answers
42 views

How to decide if use [mathematical-astronomy], or just post to astronomy.SE?

Recently I have asked this question: Do all spherically symmetric stellar systems have zero anisotropy? I have also asked some other questions in this topic, ie Poisson's equation-like formula in ...
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-2 votes
1 answer
63 views

Red Colored Tags Showing Up for Certain Tags and Questions is Confusing me. What do They Mean and Why are They Here?

Status-byDesign and faq are both tags that appear completely red when one tries to view them or put them into a question Here is what I mean: These appear to look like this because these tags are ...
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  • 5,259
-6 votes
1 answer
225 views

answered on math overflow tag

I notice that a number of questions are "unanswered" because in a comment it is pointed out that said question is answered on MO. Could there be a tag "answered in MO" (or "...
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-4 votes
1 answer
77 views

Putting special Tags by spending reputation?

Are there special tags that can be put on a post but will cost reputation? What I mean by this, I have seen tags that can be put by anyone. I have also seen moderator only tags. But I have never seen ...
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1 vote
0 answers
94 views

Tag synonym, Name change and Reuse proposal for "norm"

The current use of tag named "norm" is actually meant normed vector spaces. But it is not different from the tag "normed-spaces" Unfortunately, I cannot propose this as a tag-...
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-2 votes
1 answer
69 views

Should I add a tag to somene else's question (to reflect the content of answers)?

I found a simple solution to sum a series with trigonometric functions by converting it into a telescoping sum, and posted an answer. However, the OP did not mention about telescoping in their ...
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  • 12.4k
14 votes
2 answers
529 views

$2$-groups Tag Confusion

Currently our $2$-groups tag concern about $p$-groups with $p=2.$ However there is another well established notion of $2$-groups in algebraic topology/homotopy theory about $2$-dimensional higher ...
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-6 votes
1 answer
170 views

Questions asking discussion under some constraints

I have seen some questions in the last few days in which the OP request exclusively solutions which can be done by hand. This is fine as a practice, but I think such questions should be segregated ...
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5 votes
0 answers
79 views

Overuse of problem-solving

I noticed that the tag problem-solving is used frequently by newbies who have just one problem which they need to solve. Will anyone mind if I start deleting these tags from questions which are ...
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  • 2,186
6 votes
1 answer
294 views

Should general tags be added when there is a more specific tag?

I am referring to this question Image of a disconnected set is disconnected. It is tagged as "real-analysis", "metric-spaces" and "connectedness". My question is, should ...
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  • 291
10 votes
1 answer
192 views

Tag badges "re-awarded"?

Yesterday I was awarded a whole bunch of tag-badges. However, I already held them all. It seems that I have been re-awarded all of my tag-badges for some reason, but, from what I can see, noone else ...
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  • 28k
12 votes
16 answers
1k views

Tag management 2021 [duplicate]

New year, new tag management thread. Rules of the game are basically the same: Post your suggestion as an answer here if you see A particularly bad tag (a rule of thumb: “if I can't imagine a person ...
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14 votes
0 answers
565 views

Why don't we have an elementary-geometry tag? Or why don't we use geometry to mean elementary geometry?

Notes/Observations/Opinions: Related: Why is there an elementary-geometry tag? The tag usage guidance for geometry goes For questions about geometric shapes, congruences, similarities, ...
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7 votes
1 answer
300 views

What is the name of the (now removed) tag for which this Taxonomist badge has been awarded?

In the list of awardees of the Taxonomist badge, Yujie Zha has been awarded this badge for a "no longer available" tag. I wonder what's the name of this removed tag.
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6 votes
0 answers
220 views

Regularization tag

It seems, the word regularization has two major meanings: one in statistical analysis, and the other in the context of divergent series. Can we somehow solve this issue?
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0 votes
0 answers
110 views

How come we got rid of the tag 'coin' but not 'dice', 'poker', etc?

Sounds like the tags dice, poker and coin just fall under probability (or I guess 'permutations' or 'combinations'). I recall we got rid of coin some years ago. eg this Expected Value : Poker I think ...
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16 votes
0 answers
927 views

Why do very few questions tagged stochastic PDE actually have stochastic PDE in them?

I check the tag stochastic-pde occasionally and always like 9 out of the last 10 posts have no stochastic PDE in them. I comment and suggest an edit to remove the tag. The tag has the following ...
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11 votes
1 answer
423 views

Should [tag:hypergeometric-function] be generalized to admit higher weights, or should a new tag be created?

Right now, the tag wiki and excerpt of hypergeometric-function refer specifically to the Gaussian hypergeometric function $_2F_1(a,b;c;z)$, functions of the form $$ _2F_1(a,b;c;z) = \sum_{n=0}^{\infty}...
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14 votes
0 answers
367 views

Are Tag-only edits too minor (the use of the Number-Theory tag)?

As a relatively new participant (long time user) of Math.SE I must confess that my knowledge of what is considered "appropriately non-minor" as an edit is certainly lacking. This question ...
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3 votes
1 answer
59 views

Why is my score on this tag less than it should be?

I have just noticed in my profile that my calculus score is given as $36$. However, when I click on the tag, it takes me to this link, which shows all my posts (questions and answers) tagged calculus. ...
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1 vote
1 answer
555 views

Where did [gradient] go?

At the moment, Mathematics SE has tags hessian-matrix and jacobian. However, tag gradient is a synonym for tag vector-analysis. Why? Motivation Since tag gradient does not exist, tags gradient-...
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3 votes
0 answers
63 views

Would it be useful to let users organize their questions/answers by custom tags? (tags only seen by myself)

I want a feature where I can organize my questions/answers in my math.stackexchange profile by some custom tags created and seen only by me. I want this feature because sometimes I forget which ...
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8 votes
1 answer
108 views

Is anyone else having trouble adding/removing tags to questions?

Normally you just start typing and after a few characters it autocompletes and you can see the suggestions. But now I can't see the drop-down bar. Anyone else experiencing this?
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1 vote
1 answer
114 views

Should we retroactively tag all relevant questions that are missing a relevant tag, or not?

For example, I've just now realized that, When searching questions that contain the word "palindrome" but do not contain the appropriate tag [palindrome], ...
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1 vote
1 answer
125 views

Why [derivatives] instead of [differentiation]?

At the moment, Mathematics SE has tag derivatives (with synonym differentiation) and tag integration. Why the lack of symmetry? Why not have tag differentiation with synonym derivatives instead? ...
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12 votes
0 answers
956 views

Too many ellipsoid questions being bumped to the front page.

I was browsing the front page and noticed that the first 20ish questions were all old questions, edited to include the newly created ellipsoids tag. I was under the impression that there was some ...
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6 votes
1 answer
320 views

Linear algebra and linear equations are sometimes confused

It is unfortunate that the term 'algebra' refers to two quite distinct things depending on what level of mathematics you are studying at. While I suppose linear equations such as $2x+8=12$ do ...
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2 votes
1 answer
103 views

Tagging migrated questions

One thing I've noticed is that questions like these end up creating an untagged tag whenever a migration takes place. Is this intended behavior? If not, what is the appropriate method of handling ...
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-6 votes
1 answer
100 views

Creation of the tag : alternate-solution

I propose to create this tag : alternate-solution for my most recent question. This tag is to be used when the user is asking different approaches for the same question. Is there such a tag existing ...
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  • 2,046
13 votes
1 answer
584 views

Why was my retag rejected?

A couple of days ago I was looking for algebraic geometry questions to answer and this question appeared in my feed. It has nothing to do with algebraic geometry, so I wanted to remove that tag in ...
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9 votes
0 answers
332 views

Should the PDE notion of trace be tagged with the 'trace' tag?

Is the trace tag supposed to be used for questions about the trace operator from Sobolev theory (analysis)? I was going to de-tag "trace" from a question, but it seems like it's not the first time ...
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  • 31.2k
7 votes
1 answer
115 views

What happened with the PDE tag?

When you click on the "PDE" tag, you're redirected to a new tag "PARTIAL DIFFERENTIAL EQUATIONS". And you find all the old questions that were tagged as "PDE". Except that when you open the page of ...
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11 votes
1 answer
198 views

Should (convergence-divergence) include divergence/convergence of integrals?

According to the tag-info, convergence-divergence is intended for convergence/divergence of sequences and series. Here is the revision history for the tag-excerpt and the tag-wiki. However, in ...
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7 votes
1 answer
208 views

Why is the PDE tag abbreviated but not ODE or SDE?

Why is pde abbreviated (with its full name being a synonym) while the reverse is true for ode and sde? The closest discussion I can find is Expanding abbreviated tag names so apologies if this is a ...
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  • 25.2k
10 votes
1 answer
219 views

Enlarging the scope of the epsilon-delta tag

The epsilon-delta tag is used for questions about limits and continuity which use the $\varepsilon$-$\delta$ definition of such concepts. However, it is sometimes also used for a slightly different ...
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5 votes
1 answer
168 views

What tag to use

Question: Title: $x^x(\ln(x)+1)=b$ Body: I want to solve for $x$ and have tried solving it myself and used many algebraic calculators including wolfram alpha, and I could not get any answer from ...
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12 votes
0 answers
577 views

My tag "proof-verification" is automatically changed to "solution-verification"

Recently, when I added tag proof-verification for my questions, it was then changed to solution-verification. Could you please explain the reason for this phenomenon?
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  • 10.2k
4 votes
0 answers
119 views

Why is Umbral tag removed?

The tag feature of Math Stack Exchange seems to be a nice feature but I don't understand why some are allowed and some aren't. For the example of umbral calculus, I tried the "umbral" tag. I can ...
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