Questions tagged [tags]
The tags tag has no usage guidance.
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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 ...
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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 ...
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1
answer
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Potential "technical" obstacle to migrations, and suggestion for a solution
Practical advice: If you want to/vote to migrate something to another site (especially math.SE) please make sure that at least one of the tags on the question exists on the target site (math.SE). ...
user9072
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Help cleanup tags!
This is meant to agglomerate tags that need (occasional or regular) cleanup. That is tags that mean multiple unrelated things and need to be separated into more specific tags. Please follow the ...
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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 ...
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What should be the policy on "open problems" on MO?
The subject of this discussion are questions on "open problems" on MO.
There is an existing policy on "open problems" reproduced from the (old) FAQs, which involves an open-problem tag.
The ...
user9072
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answers
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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 ...
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answer
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Creation of "procrastination" tag
One user has created the tag procrastination: see this question. In principle I would have immediately deleted it as totally irrelevant (in the same way I would delete "Stupid question" or &...
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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 ...
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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 ...
user9072
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Help improve tagging!
Please help by writing tag wikis for your favorite tags!
Use answers to this post to suggest tag synonyms.
Finally, if you're a 10k+ user, note how easy it is for you to edit tags now!
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answers
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Should we blacklist or delete the "research" tag?
Should we blacklist or delete the research tag?
This site is about mathematical research, so I don't see how the "research" tag is helpful, any more than a "mathematics" tag would be helpful.
Of the ...
user44143
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Noncommutative rings/algebra tags
I'm suggesting to make noncommutative-rings a synonym to noncommutative-algebra, in the same way as commutative-rings has been made to ac.commutative-algebra.
Initially asked there, I'm asking it ...
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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 ...
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Tags that encourage off-topic questions
MathOverflow has a few problematic tags which are not inappropriate by themselves but suggest off-topic ideas. A prime example of this is the calculus tag. Sometimes a research-level mathematics ...
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answers
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Frequently asked questions about tagging on MathOverflow
Due to several discussions on the main site, I am asking this question concerning the best practices for tagging questions on MathOverflow. Unfortunately, the relevant documentation page https://...
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1
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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 ...
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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 ...
Stefan KohlMod
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Which questions should be tagged “reference-request”?
The reference-request tag is currently described as: “this tag is used if a reference is needed in a paper or textbook on a specific result.”
I have found current usage of this tag too broad to be ...
user44143
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votes
2
answers
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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 ...
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2
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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 ...
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Usefulness of longer tags
This thread is meant as a place to discuss the utility (or lack of it) for longer tags.
Currently, tags can have a maximum of 25 ASCII characters. That leads to interesting results such as ...
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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 ...
- 3,011
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0
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Use of arXiv tags
When MathOverflow began we decided to start using arXiv classification and created corresponding tags. These are still the most broadly used tags on MathOverflow. However, the usage of some these tags ...
- 43.1k
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1
answer
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On convexity tags
The tags on convexity are convex-geometry ($\times$560), convex-analysis ($\times$ 266), convexity ($\times$ 420). Here the number is the current (2019/02/23) number of uses and I ignore some more ...
- 56.2k
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Should we have a tag for second-order logic?
There are a number of questions on this site about second-order logic (admittedly I may have asked a few more of them than is reasonable). For example, searching "second-order logic" (in ...
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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 ...
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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 ...
- 1,532
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Remove substantial tag score requirement for suggesting tag synonyms?
I have recently attempted to create the obvious tag synonym 'dg-algebras' <--- 'differential-graded-algeb'. However, my attempt was thwarted by the system's insistence that I need five total score (...
- 6,109
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4
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What to do with the erdos tag?
This was discussed before but that discussion is outdated.
Tags related to a specific person are generally bad. (This is not the same as specific topics named after a person, e.g. Galois theory is not ...
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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?
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Role of the tag "gm.general-mathematics"
This question is about the tag gm.general-mathematics. A meta question about it already occurred here, but was less specific (and didn't generate much discussion). See also the discussion in the ...
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What should the tag (open-problems) be used for?
Since this issue came up in comments to another questions on meta, I'll ask about the intended issue of the open-problems tag.
Question. What is the intended usage of the open-problems tag? Should it ...
- 4,578
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Why are MO tags formatted as they are?
I noticed that some of the more frequently used MO tags are formatted according to a certain pattern, e.g.:
nt.number-theory
pr.probability
lo.logic
fa.functional-analysis
Why are the tags formatted ...
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Who should be allowed to create a new tag?
There is a recent post on MO that includes two new tags: Beer and Bet! The problems of these two tags aside, I don't think it is a good practice to add new tags unless it is absolutely necessary. Is ...
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What to do with the synonyms for the deprecated tags?
Recently, the following tag synonyms were created by a MathOveflow moderator: abstract-algebra $\to$ ra.rings-and-algebras, geometry $\to$ mg.metric-geometry and discrete-mathematics $\to$ co....
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Should tags be removed from spam?
When flagging spam, I usually delete tags and replace them by tag-removed as well. I just received a comment suggesting that this is not useful. It probably doesn'...
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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.
...
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On the tag [bitcoins]
Since several questions under the tag bitcoins have nothing to do with Bitcoin per se, but, rather, are related to proof of work, why not rename the tag cryptocurrencies or proof-of-work?
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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 ...
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New tag for "stochastic partial differential equations" (SPDEs)
Since there are separate tags for a) ODEs, ca.classical-analysis-and-odes and differential-equations and for b) ap.analysis-of-pdes but only one tag for stochastic-differential-equations, I was ...
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Why are there two separate tags (open-problem) and (open-problems)?
I assume that most likely this was just an oversight - but since it was a result of a moderator's action, it is probably better to ask than just remove the tag singlehandedly.1
Question: At the moment ...
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Suggested tag: approximation-property
I'm relatively new to MO (but have been on MSE for a longer time), which means that I don't have enough reputation to create new tags. Which is probably a good thing.
Lately I've been puzzling with ...
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Tag suggestions on ask page
The ask page tag input box currently looks like this:
The old ask page on MO 1.0 had a much more detailed description of what top-level tags on MO are:
Since appropriate tagging on MO can be ...
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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 ...
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How do I delete an accidentally created tag?
While posting this question, I meant to put the constructive-mathematics tag, but I accidentally just typed "con", thereby creating a "con" tag in MathOverflow. How can I delete it?
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Sort unanswered questions by tag
Please excuse my mo.meta ignorance.
Is it possible to view the list of percentage of unanswered questions, sorted by tag? (This is somewhat ill-posed because many questions have multiple tags, but ...
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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 ...
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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).
...
user9072
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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 ...
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