# All Questions

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### Can we have something like on-the-fly conversion of equation to MathJax?

New contributors can be seen unable to use MathJax when posting questions or answering them such as here before the edit by @BPP. Would it be nice to have something that would find things that should ...
68 views

### Deleted question still shows up in search results

This deleted question still appears in the search results if you look for its content, e.g. when searching for "it seems they forgot to take the square root in the denominator": SEDE says it has been ...
8k views

### Requests for Reopen & Undeletion Votes (volume 07/2018 - today)

The purpose of this thread is to help focus the attention of the community on posts that may require reopen and undeletion votes. A request should be posted as an answer below (one request per answer)....
13k views

### Sandbox for drafts of long, complex posts

This sandbox is intended for saving drafts of long, complex posts, especially posts whose composition takes a long time. It serves to localize to one thread the front-page "bumps" caused by edits to ...
58 views

### MathJax bombs on consecutive macro definitions (but not if first macro used before defining second macro) [on hold]

I'm running mathjax locally in a browser, from the following minimalist file: ...
220 views

Many times I have seen a question put on hold where the stated reason has no relation to the question. It looks like a formula statement. "" put on hold as off-topic by StubbornAtom, Leucippus, ...
52 views

### How to find the minimum and maximum value of the funcionn? [on hold]

How to find the minimum and maximum value of the function f if critical points does not satisfies the given constraints. f(x,y) = $x^2+y^2+6xy-22x-26y$ Given constraint $1<=x^2+2y^2<=12$ I have ...
70 views

### What are Paradoxes trying to tell? [on hold]

What paradoxes are trying to teach us about the axioms and logic or the reasoning method we use in Mathematics?
176 views

### Request: an easy way to access the posts on meta that explain policies or serve as tutorials or lists.

Today when I was going through the questions on our main site, I saw a question that showed absolutely no effort. But the op left a sentence "don't know where to start". Then I remembered I've seen ...
155 views

### MathJax issue while using SE from phone

I had the following issue for a while, but I thought it's only a problem that I encounter, so I mostly ignored it, however today I installed this app yet the problem still persists so I thought it ...
466 views

### About an specific user not writing properly

I have observed that there is a user out there that I think is not being nice/polite/etc when he leaves comments on post. I checked the activity and are some of them what the heck is $f$? ...
161 views

I was clearing the "low quality posts" queue, and I marked an answer as "Looks OK". The system then told me that this was just an audit and I failed the test. I believe I was right to accept it, and ...
205 views

### Request: Review Queue Activity Differences

So, anyone who's been around M.SE very long, and has access to some of the review queues, knows that the review queues are by no means of equal activity (or busy-ness). Close Votes is always the ...
192 views

### Should the use of “iff” be discouraged?

I've come across a lot of posts where "iff" is used as a short form for "if, and only if,". Maybe it's just me, but when trying to read (a long text) fast, I think it's easy to misunderstand it for ...
388 views

### Self-answered questions as lemmas for an existing question

According to https://math.stackexchange.com/help/self-answer answering one's own questions is encouraged. I've found an old question that I'd like to answer, on a subject I've investigated in the ...
129 views

### A suggestion to improve 'similar questions' suggestions: let's include tags.

Sorry for the title. When I write a new question, right below the title, a drop-down menu opens up with suggestions of questions similar to mine. My suggestion is to interact that menu with the tag ...
2k views

### Examples of poor review audits

Since threads about review audits seem to be turning up fairly frequently now, it seemed like a good idea to open a thread to collect examples of those audits where people failed but feel like they ...
528 views

### How to prevent “no clue” questions?

A significant amount of questions asked in MSE begin or end with "I don't even know where to start", as a way to justify one's inability to provide own work on the problem and/or attract sympathy or ...
7k views

### Coping with abstract duplicate questions.

Any longtime reader cannot help but notice that we get many abstract duplicate questions, e.g. this recent question on partial fraction computation, which is not essentially different from many other ...
55 views

### I simplified my question that other readers could not understand, now I am asking if it can be re-opened. [duplicate]

Recently, I've edited my closed question. Reasons being ignorant of describing the search problem that I wanted to prove is NP-hard. May it be re-opened, please? Link here
1k views

### Tag management 2019

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 ...
37k views

### How to ask a good question.

How to ask a good question. This thread has advice on the following aspects of writing a good question on this site. Each item in this list links to an answer below about that specific aspect of ...
111 views

### Are real questions sometimes getting deleted and should we try and stop that?

I once saw a question that I think was titled "Do irrational numbers really exist?" and it later got deleted. I think the person who asked it had a real question. I think that person had an intuition ...
451 views

### Is it a good idea to ask understanding-verification type of questions on this site?

In my process of studying math, I am often amased by how much different understandings of the same concept can really deepen one's comprehension. And I am also shocked by how much a wrong or ...
305 views

### Math.SE Vs MathEducation.SE for questions about efficient structure of solutions?

I’d like to reach out to the community to find an improved way of approaching a specific, common problem type (finding the Taylor coefficients in various binomial series expansions; both a) the ...
416 views

### Should titles be included in begingroup..endgroup (similarly as posts and comments)?

Not too long ago, a Stack Exchange software was changed in such way that macros defined in a post are valid only inside that post (similarly for comments). It was announced in an answer on this meta: ...
78 views

### Migrating this not-answered-bounty-expired question to MathOverflow?

I've recently asked this question on Math SE and upon not receiving any answers, offered a bounty to draw attention. The question has attracted a reasonable number of up and no down-votes, so I'd say ...
108 views

### Is it possible to downvote a deleted post?

I happen to notice that someone seemed to be able to downvote a deleted post. How could this be possible? Or is it a system bug?
68 views

### MathJax rendering bug on chrome/android

Somehow the subscript $a$ has migrated to the wrong vertical bar. The question renders fine on my desktop browsers (chrome and firefox).
222 views

### Database of abstract duplicates displayed when asking question/clicking on tag

The following question came up today: Prove $5a^2 ≠ 3b^2$ for all non-zero rational numbers $a$ and $b$ This is surely an abstract duplicate if not an actual duplicate. Yet as I intended to indicate ...
818 views

### How do I ask a good question about a topic I am not completely familiar with?

In my classes, it is easy as my professor would correct my question if it bad, or ask me to re-state it and I would learn something new if my question was good or bad. However, in this site I have ...
67 views

### Do Probability and Statistics questions belong here?

When reading random questions on this site, I often come across some Statistics/Probability-related questions. More often than not, these questions receive either not enough or not good enough answers....
186 views

### Should there be a question on intuition for $0.999\dots = 1$?

I think that as described in this answer, Jonathan Fischoff burned a lot of reputation points asking questions to gain intuition on $0.999\dots = 1$ in MathOverflow. Even if that user really did lose ...
109 views

### Relating to create a new tag

I have created a tag named "significance" and gave the full details (all of them are approved by others after some time) and also I fit there 8 questions (different authors posted in different ...
82 views

I came across with the following question Definition of "descends to" I think that is a question that many students of algebraic geometry (and probably many others) have in the ...
120 views

### Why have I been banned from asking questions?

I've been banned from asking questions. But, when I checked all my past questions and answers, I've got a total of 6 downvotes. Is this enough to get a question ban? Or have I been banned due to ...
3k views

### Community Promotion Ads — 2019

2019 is here! And with the new year, as usual, comes a new iteration of Community Promotion Ads! Let’s refresh these for the coming year :) What are Community Promotion Ads? Community Promotion Ads ...
140 views

### No longer accepting questions? Then back and forth?

Upon some amount of time I've been allowed to ask a question again after being barred from asking. Upon asking a question I have received no negative reviews. But yet I have been barred again. May I ...
86 views

### The geometry-without-trigonometry tag [duplicate]

Similar to the limits-without-lhopital tag, we should have a geometry-without-trigonometry tag. Many times the OP posts a problem hoping to find an "elementary" solution but the answers use ...
114 views

### Can't improve question any further, another 6 month ban. Reason, must be tackling a problem beyond my knowledge.

For one month, I have put in some minimal research into NP problems, P problems, and other computer science topics. I was a noob and I'm still am. But, due to my limited experience no amount of ...
120 views

### What to do when I don't understand an answer and author don't reply?

What to do when I don't understand an answer and author don't reply? Solve for x $\sin 30° \sin x \sin 10° = \sin 20° \sin ({80°-x}) \sin 40°$ So someone answered my ...
132 views

### Reputation for attention / replies? (When your questions aren't upvoted).

I hope this is the right place to post this question, apologies in advance, if not. Would it be possible to adjust the reputation system so that answering a question would either [edit:] for example: ...
71 views

There are some tags, that can be considered «too broad»: For example [abstract-algebra]: The tag wiki says, that it is a tag for questions about algebraic objects However, most important classes of ...
82 views

### Re-edited small details in question, hoping that no one confuses my problem [duplicate]

I have recently, realized that people thought my aloof obsession with Sudoku matrices is a finite problem. I found out that given any arbitrary Sudoku solution there is infinite Sudoku Grid generators ...
184 views

### When does Goldbach get away from non research levels? [closed]

This polynomial being every natural number greater than 3 is consistent with Goldbach's conjecture, because if both halves are positive, this is half a sum of two primes.I'm mostly trying to show ...
121 views

### Does this question deserve to be closed? [duplicate]

Here is a question A property of the tangent line that I asked where I was confused on the matter "what is the property that characterises a tangent line" and I thought that this property is that the ...
458 views

### How could this question be improved?

Unable to solve $\int \frac{x + \sqrt{2}}{x^2 + \sqrt{2} x + 1} dx$? The people who voted to close gave the reason that it's missing context. I would like to know what kind of context I could have ...
1k views

### Congratulations, Hagen von Eitzen! +100k !! [duplicate]

The number of +100k users has increased! Why? Because of the ~4000 excellent answers Hagen von Eitzen produced. All the hard work paid off. Congratulations!