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The tag has no usage guidance.

2
votes
1answer
138 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 ...
12
votes
1answer
415 views

What is the intended use of the (proofs) tag?

There is a tag called proofs. This tag has empty tag-info/usage guidance. Without any usage guidance it is quite likely to be used incorrectly. The fact that there are many deleted questions having ...
-3
votes
1answer
157 views

Should there be a separate tag for videos?

Sometimes there are questions about videos, movies, documentaries, etc. (I'll add a small sample below.) Would it be useful to have a separate tag for this topic? This could possibly help when ...
12
votes
0answers
400 views

Removal of the “symplectic” tag

There is a symplectic tag on MO that currently contains just two questions. The first question so tagged dates from March 26 2017, so this makes this tag at least 1 year and 4 months old. I believe ...
-7
votes
1answer
147 views

adding n cat lab tag

I propose adding n cat lab tag with an intention to discuss mathematics that is written in https://ncatlab.org/nlab/show/HomePage. As https://ncatlab.org/nlab/show/HomePage has large amount of ...
1
vote
0answers
145 views

Is MathOverflow missing a tag for ODEs?

TL;DR: Is there a tag which is intended (only) for ordinary differential equations? If not, should there be one? The situation with the tags related to ODEs seems a bit unclear to me. AFAICT there is ...
1
vote
1answer
121 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 ...
1
vote
0answers
71 views

Does it make sense to have both “surfaces” and “curves-and-surfaces” tags?

I have noticed that there currently exist tags surfaces (with description "A surface is a two-dimensional topological manifold. The term can also be used to describe a smooth surface, depending on the ...
14
votes
0answers
358 views

The existing deprecated tags should be blacklisted

TL;DR: I suggest to blacklist the deprecated tags that still exist on some questions, in order to prevent them from being added to new questions. There are a few tags which are deprecated and should ...
2
votes
0answers
100 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 ...
1
vote
0answers
61 views

Tagging Answers?

Simple question: should the tagging of a question cover answers? Suppose I asked a question about a mathematical problem and in the answers contained for example: pointers to literature algorithms ...
2
votes
0answers
90 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: ...
5
votes
1answer
455 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", in its various ...
0
votes
0answers
111 views

“Singular Perturbation” is not among tags

Can I ask MO to define a new tag "Singular perturbation". I did not find this tag among the tag list. Thank you
2
votes
1answer
105 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 ...
14
votes
1answer
278 views

Could there be a warning when a new tag is created?

It is rather easy to make a typo and create a new tag by mistake without even noticing it.1 Could we have a warning saying that the user is creating a new tag so that users can notice such mistakes ...
9
votes
1answer
282 views

Policy for Naming of Tags

I just saw that the Reedy cofibrancy of the bar construction for algebras question is tagged with "simplicial-stuff" and I wonder if such "sloppy" tag-naming is considered acceptable/appropriate. ...
8
votes
2answers
206 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 ...
4
votes
0answers
161 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 ...
18
votes
0answers
645 views

Which “non-arxiv” tags are de facto top-level tags?

The tag system on MathOverflow is designed in such way that each question should contain top-level tag; these are the tags which correspond to subject areas on arXiv and generally have format such as ...
2
votes
0answers
100 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 ...
5
votes
0answers
381 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 ...
18
votes
1answer
456 views

Is the [completeness] tag necessary?

I have noticed today that we have a completeness tag. It currently houses seven different questions on widely different notions of completeness. Since there are widely different notions of ...
8
votes
2answers
430 views

Currently, is it possible to have relevant question under the latex tag

A question using the latex tag was recently posted, which received a number of down votes and comments which directed to post on tex.stackexchange.com. MO predates tex.stackexchange.com and so at ...
2
votes
0answers
161 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 ...
1
vote
0answers
152 views

The tags (transcendence) and (transcendental-number-theory)

There exist tags transcendence and transcend.-number-theory (probably shortened from transcendental number theory to fit 25 characters limit for the tag name). At the moment, the tag-info is empty ...
0
votes
0answers
88 views

“Conley index ” as a tag

Is there a tag which can be related to methods on Conley index theory?I could not find a tag with this title.
3
votes
0answers
121 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? ...
3
votes
0answers
119 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 ...
13
votes
2answers
831 views

Reappearance of (topology) tag

I have noticed that topology tag was created again. According to list of new tags it was created Jun 9 at 7:55. There are currently 3 questions having this tag. I was not able to find a discussion on ...
1
vote
0answers
239 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 (...
-2
votes
1answer
143 views

New tags: Functional Data Analysis, Time Series, Functional Time Series

In my opinion there should be at least the following two tags, I couldn't find: "Time Series", "Functional Data Analysis". Since functional data are used more and more and time series as a ...
13
votes
2answers
537 views

Recent suggested tag wiki edits

Today [Apr 21 '16] and yesterday there were a considerable number of suggested edits to previously empty tag wikis and tag wiki excerpts (browse here; viewing the full list requires >=10K points, I ...
4
votes
1answer
261 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. ...
18
votes
0answers
494 views

What “lattices” do we need?

The tag lattices is a problem since a long time. Over the years there were varied discussions about this, but no clear resolution emerged, though some things were done to better the situation. This is ...
11
votes
0answers
213 views

Tag for errata of books

Navigating MO, it is possible to view two kinds of questions regarding errors within a book. The first kind are community-wiki questions which answers are a collaborative listing of found errors in a ...
2
votes
2answers
100 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 ...
-2
votes
1answer
199 views

Proposed merger of tags

I would like to get some reactions to the idea of merging several tags under an umbrella "infinitesimal". The motivation is that the individual tags each have few questions, and the existence of ...
13
votes
0answers
142 views

Improve management tools of favorite and upvoted questions/answers

Here is my wish list: When one marks a question as favorite or upvotes it, give a chance to: Mark the question with a private tag. Add a private comment to the question. Its length could be limited ...
7
votes
1answer
232 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 ...
43
votes
2answers
1k views

arXiv vs MathOverflow - popularity of disciplines

Inspired by the comparison of programming languages by GitHub and Stack Overflow activity (e.g. this one for 2015) I decided to look at the popularity of mathematical disciplines by using data from ...
2
votes
3answers
312 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 ...
22
votes
5answers
1k views

How should we react to the existence of Math Educators SE?

As was previously announced at meta, there is now an SE site for mathematics education (MESE). My broad questions is this: Should we react to this somehow? (More specific questions are below.) Does ...
42
votes
0answers
886 views

An interactive graph of MathOverflow tags

I created a graph of tags from Stack Exchange sites (including MathOverflow), TagOverflow. It is a continuation on my previous project - plots with static graphs and (sadly) without MO (due to API ...
11
votes
2answers
330 views

Merge complex-analysis and cv.complex-variables?

We have distinct tags complex-analysis and cv.complex-variables, of which the latter is the arXiv standard name. They seem to mean the same thing. Should they be merged?
-3
votes
1answer
349 views

Should we create an Erdős tag?

I was thinking about creating tags for some famous or important people, like Erdős (that already exists, as pointed out by Joonas: erdos), that could be used for questions related to their work. ...
9
votes
1answer
229 views

New tag for Discrete Morse Theory?

Would it be worth making a new tag discrete-morse-theory? While certainly related to classical Morse theory (which already has a tag), most of the technical tools of DMT are quite different, and the ...
0
votes
0answers
55 views

Suggestions for merging redundant tags [duplicate]

I don't yet have the required reputation nor the answer-votes, yet I'd like to suggest identifying the tags isoperimetry & isoperimetric-problems with the (already synonymous) pair calculus-of-...
3
votes
0answers
83 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 ...
4
votes
0answers
70 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.