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.
635
questions
2
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1
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107
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Question/suggestion about a tag (Kleinian groups)
I am a bit unsure if this should be posted here or in Mathematics, but I try it here.
I was surprised to see that there was no "Kleinian groups"-tag at Mathematics and Mathoverflow. I would ...
12
votes
0
answers
460
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Tag color: blue or gray
Is there a change in the appearance of tags in MSE?? It used to be blue in color but now it is gray.
What is happening in Mathstackexchange?
2
votes
1
answer
71
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Is a separate tag (differential-calculus) needed?
The tag differential-calculus was created several times in the past - almost always removed relatively quickly.1
The most recent incarnation was created in April 2024. This one still exists.2
We ...
6
votes
1
answer
437
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Should the circle tag's description be modified to include disks?
I've asked a lot of questions about disks (example 1, example 2, example 3). There is no tag for disk, so I just choose the circle tag. But the circle tag's description is fairly clear about the scope ...
0
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0
answers
104
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Should we have a [monotonicity] tag? [duplicate]
I often encounter problems that require proving or finding the conditions for a function or sequence to be increasing, decreasing, or monotonic. For example, I recently asked this question about ...
9
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0
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338
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Guidelines for solution-verification and proof-explanation tags
Two posts I read today made me see what seems to me to be an inconsistency between the guidelines for the for the proof-explanation and solution-verification tags.
The post with the solution-...
1
vote
0
answers
59
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On [counting], [enumeration] and [enumerative-combinatorics] synonyms of [combinatorics]
Currently, the tags counting, enumeration and enumerative-combinatorics are synonyms of combinatorics. This reflects what combinatorics was considered to be maybe 100 years ago, but modern ...
4
votes
1
answer
149
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Remove the empty tag (geometric-cyclicity)
Typically, the tags with no questions are automatically removed by a script which runs once a day, this process is called tag pruning.
However, there is a known bug which causes that if both tags in a ...
18
votes
1
answer
715
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What types of mathematical writing questions are suitable for Mathematics Stack Exchange?
I find it quite strange that every time I discuss mathematical writing, some people suggest closing the topic.
For example:
Does 'hence' (thus, therefore) need a comma after it?
How to avoid ...
16
votes
2
answers
240
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Should the tag "generalization" be blacklisted?
The generalization tag contains no real mathematical content and does not help to organize the site in any meaningful way. Despite that, the tag has been recreated and deleted multiple times. It has ...
8
votes
0
answers
389
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The tags (minkowski-sums) and (sumset) - two separate tags or a synonym
The Minkowski sum and the sumset have basically the same definition:
$$A+B=\{a+b; a\in A, b\in B\}.$$
As far as I can tell, the first name is more often used when we're dealing with vectors (i.e., in ...
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votes
1
answer
346
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Don't close solution verification as dupe, instead remove questions with the tag of [solution-verification] appearing in search
Unless the dupe target contains exact question with exact same proof (without further generality), I'd recommend not closing as dupe. I know, it can be frustrating when one sees the same question ...
7
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0
answers
261
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Why does this suggested edit not show any tag changes I made?
A couple of days ago, I suggested an edit which was rejected, the reason being
This edit introduces tags that do not help to define the topic of the question. Tags should help to describe what the ...
7
votes
0
answers
76
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Why is the tag (triangle) listed among the new tags?
When I look at the list of the newly created tags on Mathematics Stack Exchange, the tag triangle is listed there.
This seems a bit unusual, because this tag is a synonym of the tag triangles and the ...
0
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0
answers
56
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Fractional-Differential-Equation tag [duplicate]
Fractional Differential Equations are becoming very important. I propose to the community to consider it a tag, and also its abbreviation FDE.
To give a flavor of its importance I'm including an ...
17
votes
2
answers
987
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When is a question 'recreational'?
I was going to tag this question as 'recreational-mathematics' because it is not directly related to core syllabus topics.
Placing an integer's divisors around a circle
But then I observed that I ...
1
vote
0
answers
110
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What is [euclidean-geometry] for?
Isn't Euclidean geometry the assumed default kind of geometry unless stated otherwise? What information is added by tagging a question as euclidean-geometry instead of just geometry?
I suppose it ...
9
votes
23
answers
1k
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Tag management 2023-present
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 ...
9
votes
1
answer
241
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The tags (bookmarks) and (saves) on meta - synonyms or not?
Recently the functionality for bookmarks was completely overhauled and they are now called saves: Bookmarks have evolved into Saves. It is expected that eventually there will be some questions about ...
1
vote
1
answer
123
views
Why are there required tags in meta?
Every question requires one of the tags [feature-request], [bug], [support], or [discussion]. Why is this so?
2
votes
5
answers
233
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What is the utility of the contest-math tag?
I thought it was put to prevent cheating in ongoing contests, but I am unable to figure out what utility it is of when put on questions from a contest, for which knowing answers in the present is ...
11
votes
0
answers
89
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Should there be a model question tag?
Given the amount of material on the site now, I have previously asked questions about curating content better so it is more accessible. So this is an idea that may not work, but is designed to think ...
3
votes
2
answers
126
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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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votes
1
answer
224
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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 ...
4
votes
1
answer
303
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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 ...
16
votes
14
answers
1k
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Tag management 2022 [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 ...
3
votes
0
answers
122
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 ...
1
vote
1
answer
78
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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 ...
6
votes
0
answers
310
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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 ...
12
votes
1
answer
357
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.
...
93
votes
5
answers
2k
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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 ...
15
votes
0
answers
486
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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 ...
0
votes
0
answers
36
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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 ...
0
votes
0
answers
43
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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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votes
1
answer
69
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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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votes
1
answer
326
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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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votes
1
answer
80
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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 ...
1
vote
0
answers
96
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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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1
answer
70
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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 ...
14
votes
2
answers
534
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$2$-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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votes
1
answer
184
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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 ...
5
votes
0
answers
85
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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 ...
6
votes
1
answer
307
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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 ...
10
votes
1
answer
201
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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 ...
13
votes
16
answers
1k
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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 ...
14
votes
0
answers
606
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, ...
7
votes
1
answer
302
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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.
6
votes
0
answers
227
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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?
1
vote
0
answers
114
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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 ...
16
votes
0
answers
933
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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 ...