Questions tagged [tags]

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8 votes
1 answer
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How to (re)tag such that migration works?

As discussed elsewhere it is crucial that a question that should be migrated has a matching tag on the target site (otherwise the migration is rejected and the question closed on the source site). ...
user avatar
8 votes
2 answers
278 views

Should tag-wiki include a source where it is taken from?

The main purpose of the tag-info (and especially the tag-excerpt) is to help with tagging. This is especially important for the tags with ambiguous name. But usually tag-info also contains some brief ...
Martin Sleziak's user avatar
8 votes
1 answer
218 views

Remove [tag:slick-proof] or make it a synonym of [tag:alternative-proof]

@YCor made a suggestion in an answer to another post (What is the intended use of the (proofs) tag?) a bit over a year ago. It received several upvotes, but does not appear to have been acted upon. ...
LSpice's user avatar
  • 11.3k
8 votes
2 answers
232 views

'Tag-removed' tags where they possibly shouldn't be

See Why is differentiating mechanics and integration art? Which functions of one variable are derivatives ? both of which are tagged [tag-removed]. Also, both of these seem to have had these tags ...
David Roberts's user avatar
  • 33.8k
8 votes
0 answers
153 views

Appropriate procedure for removing little used tags which are too specific

What is the correct procedure for removing tags which only have a single question, and would be better off with a less specific tag? My example is a question which was tagged 'relative-entropy'. ...
Ricardo Andrade's user avatar
8 votes
1 answer
299 views

Tag for Fragments of Peano Arithmetic

There are quite a few questions on the main site related to (first-order) Peano Arithmetic and its fragments. Here are two examples: 1, 2 (but there are many others). It would be nice, and feels ...
Andrés E. Caicedo's user avatar
7 votes
1 answer
239 views

Is the use of hierarchic tags too redundant?

Is there a policy which tags to use when there is an obvious hierarchy? For instance, questions with tags random-matrices or matrix-analysis could also be tagged more generally matrices to make ...
Wolfgang's user avatar
  • 13.2k
7 votes
4 answers
151 views

How should I use the meta-tags [feature-request], [bug], [support], and [discussion]?

On meta, each post must be classified into one of four classes. Which should I use? Note that in addition to these four classes there are numerous other tags on meta that can and should be used in ...
7 votes
0 answers
214 views

Projective geometry tags

Would it make sense to merge the tag projective-plane and projective-space into projective-geometry? It doesn't seem useful to have to search for each of these separately.
Zsbán Ambrus's user avatar
6 votes
2 answers
365 views

Tag referring to a book/ specific collection of problems

The scottish-book has been created today by one user, posting various questions from the given book, or adding references and retagging existing a few questions when they appear in the given book. ...
YCor's user avatar
  • 60.1k
6 votes
1 answer
318 views

How should [applications] be applied?

Is tag applications for applications of mathematics to mathematics itself? applications of mathematics to other fields? applications of mathematics to any field? job applications? (e.g., ...
Rodrigo de Azevedo's user avatar
6 votes
0 answers
450 views

What is the correct way to handle questions with deprecated tags?

Occasionally some tags on MathOverflow are deprecated - it is decided that they should no longer be used. If a deprecated tag is only used in a few questions, then it can be removed manually - the ...
Martin Sleziak's user avatar
5 votes
1 answer
229 views

Order of the tags at MO

I have seen a post suggesting that in SE network a tags for the question should be shown ordered by the popularity (i.e., by the number of questions): Are the tags shown in a particular order? But ...
Martin Sleziak's user avatar
5 votes
1 answer
208 views

Tags for off-topic question

This is a pretty minor issue, but what should I do (if anything) when there are no appropriate tags for an off-topic question, e.g. this one? I tried to delete the existing tags but can't without ...
Steven Landsburg's user avatar
5 votes
1 answer
295 views

Tag warnings on MO

In the last few months, Stack exchange has introduced tag warnings, that is, a text that is displayed when a user creates a new question that contains a specific warning, such as this example. ...
Federico Poloni's user avatar
5 votes
2 answers
98 views

How to tell who created a tag?

The "stats" section of a tag's page says how long the tag has existed, and the tag description history says who created the tag description. However, I don't see how to find who created the ...
Noah Schweber's user avatar
5 votes
1 answer
252 views

Should MathOverflow request suggested tags feature?

There is a feature of showing suggested tags after the body of a question is included. These suggestions are based on the body of the question. More details can be found in these posts: Automatically ...
Martin Sleziak's user avatar
5 votes
1 answer
543 views

On the top-level tag ra.rings-and-algebras

I'm confused about the scope of the ra.rings-and-algebras The problem is related to the ambiguity of the word "algebra", which essentially has two (rough) meanings the meaning "ring&...
YCor's user avatar
  • 60.1k
5 votes
5 answers
319 views

Two tags for partially ordered sets

There are currently two tags for partially ordered sets: posets and order-theory. In my opinion, they mean the same thing. I see three posibilities. Merge the tags. Make them synonymous. Keep them as ...
Gejza Jenča's user avatar
4 votes
2 answers
213 views

What should I do about a wrong tag added by an editor?

I posted a question and tagged it "infinite-sequences". A high-reputation editor added a more general tag: ca.analysis-and-odes. Now, in principle, having a more general tag is fine---but this tag is ...
John Bentin's user avatar
  • 2,427
4 votes
3 answers
573 views

Creating theories-of-arithmetic logic tag

It seems to me that a tag for "arithmetic logic" is missing while it concerns a significant number ($\sim 500?$) of questions, which currently have no common tag other than the very broad lo....
YCor's user avatar
  • 60.1k
4 votes
1 answer
197 views

Should [tag:feynman-integral] be a synonym of [tag:path-integral]?

The question is in the title: I see no benefit from having these two tags for essentially the same concept (particularly as the path-integral wiki excerpt refers to the path integral formulation of ...
gmvh's user avatar
  • 2,758
4 votes
2 answers
120 views

What is wrong with the tag excerpts?

Looking at the list of tags https://mathoverflow.net/tags it seems that all the tags are surrounded by html <p>...</p>. This seems to be happening ...
Ricardo Andrade's user avatar
4 votes
2 answers
191 views

Tag [upper-bounds] is nowhere to be found

At the moment, MathOverflow has tag lower-bounds (100 questions), but no tag upper-bounds. Are lower bounds that much harder to compute? Or that much more interesting? Worse, due to the non-existence ...
Rodrigo de Azevedo's user avatar
4 votes
1 answer
226 views

The tags (publishing) and (journals) - maybe change direction or cancel the synonym

At the moment there is a synonym publishing $\to$ journals. (With the tag journals as the master tag.) I think that at least for some questions tagged journals: Using a tag called publishing might be ...
Martin Sleziak's user avatar
4 votes
2 answers
181 views

Removing "tag-removed" tag

Currently, contra its intention the "tag-removed" tag has more than $300$ associated questions, many of which are upvoted and have actually contentful tags. This seems like a situation ripe ...
Noah Schweber's user avatar
4 votes
0 answers
180 views

How should questions about (various meanings of) coverings be tagged?

The word covering has various meanings in mathematics. Quite often choosing a tag-name which has several unrelated meanings can lead to problems - typically bunch of rather unrelated questions end up ...
Martin Sleziak's user avatar
4 votes
0 answers
89 views

list of tags in chronological order

Is there a way to see a list all tags in chronological order (date created). I know one can see 'new' created tags, but my question is about all tags.
Name's user avatar
  • 2,006
3 votes
4 answers
574 views

Creating tag "small-uncountable-cardinals"

Looking through meta-MO I have found a proposal of Martin Sleziak to create a new "small-uncountable-cardinals", which I liked since many of my (and not only my) questions fall under this tag. So, I ...
Taras Banakh's user avatar
  • 40.8k
3 votes
1 answer
213 views

Why not adding AMS classification numbers, in addition to the tags?

The tag system is fine, and the names/explications of the tags clear enough. But why is there no way to add facultatively primary (and secondary?) AMS classification numbers, like in many journals? ...
Wolfgang's user avatar
  • 13.2k
3 votes
1 answer
173 views

The meaning of "The number of Followers of a tag"

My apology if my question is elementary: One can find the number of followers of a given tag. What is the meaning of this number? Is it the number of participant who are (reading ?)or ...
Ali Taghavi's user avatar
3 votes
1 answer
73 views

How do I follow a tag on MathOverflow?

I am probably missing something, but I would like to follow a tag on MathOverflow, so that I get emails about new questions with this tag. How do I do this (I read MathOverflow help and Googled this ...
Yellow Pig's user avatar
  • 2,490
3 votes
1 answer
241 views

Tag subscriptions and "Watch tag"

Something changed about tags. For the tags I have no subscription the new feature is like: whereas for the tags I have a subscription it is like: Questions: How to subscribe to a new tag? What is ...
Sebastien Palcoux's user avatar
3 votes
0 answers
145 views

How to tag questions about databases of mathematical objects?

On MO there were several questions regarding databases of (some type of) mathematical objects. You can see the list of questions I was able to find here. What would be correct tag for such questions? ...
Martin Sleziak's user avatar
3 votes
0 answers
129 views

Migrated question and email notification

It seems that a migrated question does not appear in the email notifications of its tags. Question: Should it appear? By migrated question I mean a question migrated on mathoverflow, and by e-mail ...
Sebastien Palcoux's user avatar
3 votes
0 answers
89 views

Sorting users by tags

"Users" lists all users (ordered by weekly/monthly/../total reputation), each followed by a number of tags, related to his/her MO-activity. My question is: Is it possible to view the list of all ...
Pietro Majer's user avatar
  • 56.5k
3 votes
0 answers
186 views

Tag excerpt/wiki for computational topology

On MSE I am working on a tag excerpt/wiki for a currently non-existing computational topology tag. Please see this post on MSE Meta: https://math.meta.stackexchange.com/questions/13511/tag-creation-...
J W's user avatar
  • 748
3 votes
0 answers
89 views

What subject specific tags could replace the tag 'divisors'?

A few names are used in different subjects in mathematics with completely distinct meanings. A couple of common examples are "spectrum" and "regular". Sometimes, this creates ...
Ricardo Andrade's user avatar
2 votes
3 answers
343 views

Numerical Analysis - SO Vs MO

though I'm a relative newbie to the "Stack" community, my research interest has brought me to a dilemma. The area of Numerical Analysis is theoretically covered by both MO and SO, but is practically ...
Amir Sagiv's user avatar
  • 3,544
2 votes
2 answers
112 views

Can some higher power merge the enumeration and enumerative-combinatorics tags? [duplicate]

I tried to do this myself, but I do not have sufficient privileges to do so. It seems like I cannot even suggest one as a synonym of the other. As a side question, is having an approved synonym the ...
Tony Huynh's user avatar
  • 31.5k
2 votes
1 answer
164 views

Why does (moderators) tag on meta behave differently from other tags?

When I click on the moderators tag here on meta: I see that it contains one question. No tag-wiki is displayed. (And neither is the possibility to edit the tag-wiki.) When I try to find this tag in ...
Martin Sleziak's user avatar
2 votes
1 answer
45 views

Ordered rings tag

I've noticed that while there are tags ordered-groups and ordered-fields, there is no tag ordered-rings. The issue is that there was a little amount of questions with this tag. So it got deleted. I ...
Jakobian's user avatar
  • 735
2 votes
0 answers
167 views

Should algebraic-dynamics tag be made a synonym for arithmetic-dynamics tag?

Disclosure: On Meta at Mathematics Stack Exchange, I have asked whether an algebraic-dynamics tag should be created and made a synonym of the existing arithmetic-dynamics tag there, given the apparent ...
J W's user avatar
  • 748
2 votes
0 answers
133 views

The (tag-removed) tag and migration

Occasionally I have seen that for low-level questions (such as introductory calculus exercises or similar level) some user replaced the tags by the tag-removed tag1 - to indicate that the question is ...
Martin Sleziak's user avatar
2 votes
0 answers
104 views

Hadamard product (and other ambiguous tags)

There is this tag, hadamard-product; as can be seen e. g. on the Wikipedia disambiguation page, it can have four different meanings. I for one, attracted by it in a recent question (I badly need to ...
მამუკა ჯიბლაძე's user avatar
2 votes
0 answers
185 views

Why do we need the general-mathematics tag?

I recently came across the general-mathematics tag. It has no usage guidelines, nor do I think it should exist. Do any of you know the historic reasons for its existence, or think it should stay as it ...
Amir Sagiv's user avatar
  • 3,544
2 votes
0 answers
313 views

Do people want counterexamples in general topology that satisfy low separation axioms or high separation axioms?

When people ask general topology questions asking for a proof or a counterexample to a claim, people often do not mention whether they want a counterexample which satisfies higher separation axioms (...
Joseph Van Name's user avatar
2 votes
0 answers
161 views

Should the tags [inner-models] and [inner-model-theory] be merged?

Right now there are two tags for questions about inner model theory: inner-models and inner-model-theory. I can't see any difference in the type of questions being asked under these two tags. Should ...
Benedict Eastaugh's user avatar
1 vote
1 answer
153 views

Tags "riemann-zeta-function" and "zeta-functions" are almost identical

I have discovered that the following two tags are too similar to each other: riemann-zeta-function, with 299 questions tagged, has the description The Riemann zeta function is the function of one ...
Alex M.'s user avatar
  • 5,207
1 vote
0 answers
66 views

Why is the ‘mathematical logic’ tag spelt [lo.logic]? [duplicate]

On MathOverflow, questions about mathematical logic bear the tag lo.logic, which has a synonym of logic. Where did this lo.logic spelling come from? Why is it not ...
user3840170's user avatar