# Questions tagged [tag-wikis]

Tag-wiki is an editable page that briefly summarizes the topic of the tag and that may provide links to existing questions that are often useful to many people. Sometimes tag-wiki also includes short guideline about which questions are appropriate for the given tag. You are currently reading the excerpt of a tag wiki.

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### Do we actually “welcome questions about: • Software that mathematicians use”?

On the FAQ it says: "We welcome questions about: • Software that mathematicians use". However, when I went to post a question about maple, I found this: About maple For questions involving the ...
1k views

### How to differentiate between (elementary-number-theory) and (number-theory)

The tags elementary-number-theory and number-theory have been recently mentioned in this question: There are 1,732 questions tagged both elementary-number-theory and number-theory However, in that ...
618 views

### The functional analysis tag

Many elementary questions about functions are given the "functional-analysis" tag. Consider the following examples, all of which are very recent: 1, 2, 3, 4, 5. This is not a recent phenomena; I've ...
340 views

### Copy of Wikipedia in tag wiki

After approving a tag edit, I realized it was a copy of an article of Wikipedia. The editor did the same on another tag, and I see in his history there are other cases. In both cases, there is a link ...
321 views

### Tag-wiki edits from Wikipedia

I logged into MSE only to find two handfuls of edits waiting for approval/denial. They were mostly for tag excerpts and tag wikis. Initially, I just skipped them, as I'm certainly not an expert on ...
295 views

### Should we improve the fibonacci-numbers tag wiki to allow for variations in $F_0$?

The Fibonacci Numbers can be defined in different ways. $$F_0 = 0; F_1 = 1$$ $$F_0 = 1; F_1 = 1$$ It doesn’t really matter. However, the fibonacci-numbers tag wiki says unequivocally that $F_0 = 1$...
600 views

### Troublesome Physics tag

Most questions tagged physics are usually flagged as being more appropriate on Phys.S.E. Is this right? (The reason I'm bringing this up is because I flagged a question a short while ago.) Also, the ...
4k views

### What is geometric topology?

I see that we've recently just created the tag geometric-topology. Considering that the subject has its own arXiv subject code, I don't object to the tag's existence. But for me, geometric topology ...
525 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 ...
350 views

### How should questions about rings be tagged?

It seems that there is no clear consensus about tagging questions about (or related to) rings. There are several tags which might apply. The tag-excerpt for ring-theory says: This tag is for ...
1k views

### What, exactly, is (estimation-theory)?

Disclaimer: I have no idea what estimation theory is about. But looking at estimation-theory I cannot help but think that either the tag means something extremely broad (so broad that I hesitate to ...
323 views

### Should double factorials be under the factorial tag?

There has just recently ben created a double-factorial tag. I don't think we should have another tag just for this and that the tag factorial suits it well enough. I propose we change the tag wiki for ...
239 views

### What questions should the (polynomials) tag be for?

Via a question I took a look at the polynomials tag and found that the tag wiki says this: Polynomials are expressions like $15x^3 - 14x^2 + 8$. Questions tagged with this concern common operations ...
258 views

### What is the quantitative-aptitude tag?

There are 47 questions tagged quantitative-aptitude. What is this tag, and how should it be used? The questions seem mostly to be covered by the arithmetic or algebra-precalculus tags. They look ...
464 views

### Add “Please do not use this tag for differential equations” to “functional-equations” tag?

I would like to add the phrase "Please do not use this tag for differential equations." as first line to the tag functional-equations. Of course, differential equations ARE functional equations, but ...
219 views

### Tag wiki for math-software incorrectly directs WolframAlpha questions to Mathematica.SE

Change made to this tag wiki (2/14/15) The current about box at the top of the math-software tag page currently directs users with questions regarding WolframAlpha to consider posting on Mathematica ...
726 views

I see a lot of questions like: What is the next term in the sequence 20,5,3,6,7,12, ... ? I think they are asked daily. They are generally closed, but can't we do anything to reduce the number of ...
441 views

### What's the (formal-proofs) tag for?

The formal-proofs tag currently has no tag wiki. In my opinion this might invite people to use the tag for any question asking for a (more or less formal) proof. Very similar to the way the proof tag ...
426 views

### Editing (and creating) seemingly useless tags

In the past few days I have noticed a certain user editing tag information for freshly created tags that seem completely useless, for example this one. This seems like a case of badge-hunting to me. ...
317 views

### Do we need the “divergence” tag?

Currently, there exist a tag divergence, about which I'd like to know your opinion: the tag has no usage guidance and no tag wiki. This means that users cannot know whether this tag is dedicated to "...
254 views

### Riemann surfaces tag description

The riemann-surfaces tag has the following description: For questions about Riemann surfaces, that is compact analytic manifolds of (complex) dimension 1, and related topics. The usual definition ...
89 views

### Can someone put in an explanation for the regular-expressions tag?

For example, the analytic-number-theory tag has the following helpful explanation: Questions on the use of the methods of real/complex analysis in the study of number theory. Hopefully someone ...
78 views

### Guidelines for tag wikis

I'm interested in working more on tag wikis that have little to no information. I had a few questions: Is there any consensus on whether the tag wiki should begin with a complete sentence or as a ...
132 views

### Several complex variables tag?

I saw the following question, Sources on Several Complex Variables, and given the tag wiki: The theory of functions of one complex variable with an emphasis on the theory of complex analytic ...
229 views

### Community Project: Tag Wikis

I propose a community initiative to edit through the tag wikis (and of course, approve them) during a two-three days period, perhaps some weekend in the near future. The idea is that we agree on a ...
311 views

### The (epsilon-delta) tag.

The epsilon-delta currently does not have a tag wiki. Can someone propose one? Below is why I ask the question Motivation 1: every proof in hard analysis is, in some sense, an $\epsilon-\delta$ ...
534 views

### The [rational-numbers] and [irrational-numbers] tags

Many questions are about both rational-numbers and irrational-numbers, e.g. determining whether a number is rational or irrational. Some of them are tagged rational-numbers, some irrational-numbers ...
251 views

### Similar tag descriptions for (physics) and (mathematical-physics)

I understand t.b.'s reasoning on why we should keep both the physics and mathematical-physics tags, but I notice that their wikis, and more specifically their excerpts, are sufficiently similar that ...
56 views

### Tag wiki for (characters)

Would someone mind contributing a tag-wiki entry for characters? Unfortunately my own familiarity with them ends at basic representation theory, and I am not familiar enough with Dirichlet characters ...
697 views

### What's the difference between [finance] and [economics]?

We have two tags, finance and economics. Do we really need them both? Wiki Excerpt of finance Questions having to do with financial mathematics. Please note that for questions in quantitative finance,...
349 views

### The tag even-and-odd-extensions

So there's this tag even-and-odd-extensions. There are 16 questions with this tag which consist of: Even and odd functions Even and odd integers Even and odd digits of a number Extending a function ...
209 views

### Acting on a “trivial” suggested edit of a tag-wiki in the review queue

I just came across this suggested edit of the functional-analysis tag-wiki. Whether this edit actually fixes/improves the grammar or not is debatable (at least in my mind), and hence I chose to reject ...
235 views

### What is the 'transformation' tag for?

Looking at the tags, I see that transformation tag is the first tag without a tag wiki. Upon further investigation I see questions that are barely related. Some of them are geometry related, some are ...
228 views

### MathJax in tag excerpts [duplicate]

When writing a tag excerpt incorporating MathJax is fine for the tag page itself, however in the preview given when hovering/tagging a question the MathJax is not compiled making the TeX code as ...
160 views

### A sufficiently general tag wiki for “trace”?

This question has two parts: Can someone propose a sufficiently general tag wiki for trace? Click through to the tag to see what questions are currently tagged there (in particular, I am not sure how ...
273 views

I believe that if a question is correctly tagged, it may be very useful to all users of the site, since it makes finding questions much easier. Another advantage is that users can easily follow ...
72 views

### Why can't you improve tag-wiki edits?

When reviewing post edits you have the option to Improve Edit as well as Reject and Edit. These options are no longer available when a tag-wiki edit shows up in the queue (there have been quite a few ...
119 views

### LaTeX in tag wikis

LaTeX renders fine when you go to the tag-info page, for example, abelian-groups. However, when you try to add the abelian-groups tag to your post it doesn't render in the pop-up. This is messy. Is ...
302 views

### which questions falls under the tag 'problem-solving'?

I am not sure how to use this problem-solving tag, since by name it seems to me that any problem/excercise would fall under this category?!
68 views

### Which tag to use for series convergence testing?

It would seem both the convergence and divergent-series tags are frequently used for questions concerning the convergence of a series. I would've thought the convergence tag would be more appropriate ...
65 views

### Tag-wiki excerpt editing area overlaps sidebar

I was just fixing a minor grammatical issue in the tag excerpt for divisor-sum when I noticed the following: A cursory glance at the relevant HTML code did not reveal an immediate cause for this bug. ...
74 views

### Enabling tag links in wiki excerpts?

I just suggested a change for the logic tag wiki and excerpt on main, see here or here. It was accepted, but I note that the [tag:tag-name] functionality does not ...
49 views

Suppose there is an answer given by a user which seems like it would fit perfectly as a tag wiki entry (or part of one). What should be the proper etiquette regarding copy&paste of the answer ...
97 views

### I apparently created a wiki excerpt in 2016 before creating my account in 2017

My activity timeline says I created a wiki excerpt for geometric-programming in 2016 (I did in 2019). I registered on SE in 2017. How did SE manage to read 9 upside down?
144 views

### Groupoid tag: disambiguation

A couple of days ago the groupoids tag appeared. Unfortunately, there are two different definitions of the word "groupoid" coming from category theory and from abstract algebra. When browsing the list ...
44 views

### Can't put formatted tag names in tag wiki excerpt?

If you enter the text [tag:tag] in the tag wiki textbox, it produces tag. If you enter the text [tag:tag] in the tag wiki ...
167 views

### Can't suggest edits to tag wikis on meta; excerpts not consistently shown on tags page

It appears that there is no ability to suggest edits to tag wikis on meta (at least, I can't). It also appears that several tags that have excerpts are not showing anything on the tags page (e.g., ...
143 views

### Questions about tag-wikis at meta

I believe that if a question is correctly tagged, it may be very useful to all users of the site, since it makes finding questions much easier. Another advantage is that users can easily follow ...
### $\rm\LaTeX$ Preview While Editing Tag Wikis from Chromium-Based Browsers
I've edited a few tag wikis, and I have found that the $\rm\LaTeX$ preview is quite spotty in Chromium-based browsers such as Chrome and Vivaldi. Most of the time, the equations in the tag wiki don't ...