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7,713 questions
122 views

My question was put on hold, need feedback. [duplicate]

this is a question I asked a few days ago: Lie Group has Euler characteristic zero. And it was put on hold. As I understand it, from looking at the profiles of those who put it on hold, I have (...
887 views

Useful vague question closed?

This question What does a $\sigma$-field have to do with foundations of probability theory? was closed as too broad. In the strict sense that's true: there is no precisely stated problem to be ...
254 views

Are my SE questions too difficult?

I hope it is OK to ask this like this here. I thought about asking on MO, but then I was warned because once I had a question that was not appropriate. I also was told once how my questions are not ...
622 views

What should be the role of *Welcome to MSE*?

When a constant stream of new users come to MSE and repeatedly flout policy, deluge the site with bad questions, write them as PSQs, post images instead of MathJax, then get them serially downvoted, ...
276 views

This has just happened to one of my answers, so I thought I'd ask here whether people think it's OK. I posted an answer to a question about physical units appearing in exponents and the like. Shortly ...
349 views

A hierarchy of duplicates - which questions generalise other questions?

I think the site would benefit from a hierarchical structure to the duplicate question functionality, indicating which questions generalise others. I was contemplating duplicate questions last night ...
128 views

How do I preview my post before posting?

How do I preview my post before posting? I do not find any preview button.
100 views

Suggestion for advertising contests more actively to manage contest problem issues

There is a fair amount of discussion about contests at the moment, in the context of active problems being posted to the site for answers and needing to be closed. Bearing in mind that (a) contest ...
315 views

Active Contest Ending 18 December 2018: Questions from CodeChef December Challenge

The CodeChef December Challenge runs from 1500 Indian standard time 7 December 2018 until 1500 Indian standard time 17 December 2018. In past months, this site has attracted numerous users who ...
152 views

Quite often, a number of the answers to a question will be in the comments rather than an official Answer. For some questions, all the answers are there, including one that fully answers the question. ...
139 views

Do we need an additional close reason for posts that turned out not to add value?

As many of you are aware, there are people active on Maths.SE that close and delete posts. The CRUDE chat is probably the best known concentration point of them. As part of the activities, also old(...
826 views

Historical lock for preserving old, low quality questions

The question Compute $\lim\limits_{n \to \infty }\sin \sin \dots\sin n$ was recently closed (then reopened and historical-locked). I agree that, by modern standards, the question is not a good one. ...
305 views

If I answer a question whose answer was inspired by a similar question answered by someone else then should I credit that user's name or link to the original question in my answer?
45 views

LaTeX/MathJax does not render in some question thumbnail

Sometimes I have question thumbnail that does not render LaTeX: I have compared my code with other posts, I do not found differences that can explain this behavior. What can cause LaTeX or MathJax ...
406 views

Suppose I ask a question which includes a mistaken calculation, such that if the calculation were to be corrected, the question would be uninteresting. The question receives an answer, indicating the ...
58 views

Can closed and on-hold questions still be commented on after being put on hold?

If a question is on hold, can comments (not answers) still be posted? For example to help the questioner know what changes their question needs? I'm a bit hazy about this and it's not answered in the ...
104 views

Why was my edit rejected?

Suggested edit: https://math.stackexchange.com/review/suggested-edits/1113380 Answer: Volume of a solid with base of circular disk, parallel crosssections perpendicular to base are squares. I found ...
80 views

Does cancelling an account also delete irs posts? [duplicate]

I'm considering leaving the site, having tried it out for a while. But I feel I shouldn't delete my slide rule question as it has proved so popular. Also a couple of my answers seem to have helped ...
99 views

Inappropriate to clarify a questioner's title?

[edit: I posted this while possibly not in the best frame of mind for calm and thoughtful writing, and that probably comes through. But I seriously would appreciate feedback about how to treat this ...
440 views

Should we change the “contest problem” policy regarding soft deletes?

The details of the policy are discussed separately. Specifically, I ask whether a soft delete of an answer is sufficient. Users with 10K reputation can see these soft deleted answers. Hence, among ...
1k views

German contest “Bundeswettbewerb Mathematik” [closed]

Recently this question was asked. This is exactly task $4.$ of the German mathematical contest "Bundeswettbewerb Mathematik". Since it is forbidden to ask questions of an on-going contest here on MSE ...
675 views

Do questions have to be “good questions” to not be put on-hold/closed?

I have seen many questions that have been put on-hold or closed with the message: "This question is missing context or other details: Please improve the question by providing additional context, ...
255 views

Serial down-voting [duplicate]

I answered three question a while back, and today when I logged-in I see they were all voted down in chronological order. In fact one of my answers was even accepted by OP. Refer to these links: ...
234 views

so I asked this Question in the main SE: [I would appreciate If someone could translate the following for me. I want to know if it is coherent, thanks in advance. Or, instead of translating you can ...
108 views

Math is the best option in Stack Exchange for ask about math doubts?

Hello before nothing this question is no similar like this: i-use-the-site-to-ask-about-specific-topics-in-my-math-learning-is-it-ok I know Math is: Mathematics For people studying math at any ...
142 views

I was not sure whether to ask this question here or the main Math SE. Regardless, please do move it as you see fit. I wanted to answer a question; however, I could not because I don't know how to ...
42 views

Copy my original MathJax from my comment into paste buffer? [duplicate]

How can I copy one of my comments which is MathJax format and paste it in the solution since nobody answered my question? I have developed the answer in a comment.
2k views

I'm a fairly new user to this site. I asked my first question a few days ago here: Question about characteristics and classification of second-order PDEs it received a few views; however, no-one as ...
79 views

\mathit only works with preview mode?

Earlier I added an example to MathJax basic tutorial and quick reference, but it seems that \mathit only works in preview. Is there any suitable alternative? ...
72 views

How to skip directly to page x of n in a long list of search results?

It would be very helpful if one could go directly to a specific page number when the number of pages returned for a search is very large, but I am unable to figure out if it possible and nothing pops ...
48 views

email notifications of activity on questions I am interested in

I cannot tell if there is a way to get email alerts when there is activity on questions I want to monitor. Is this possible, and if so how? Thanks, Nick
2k views

What's with these “sangaku” geometry problems?

This morning I decided to whip out my phone and check out some new questions on the main site through my mobile app. To my surprise, I saw 8 questions, titled or labelled as "sangaku" geometry ...
739 views

Why am I able to flag my own questions?

I just noticed that I (as everyone else) can flag my own questions. There are fewer options (no "spam", "rude or abusive" nor "very low quality") to choose, but it's still possible to flag your own ...
70 views

MathJax rendering in preview but not in actual post?

So I just passed the 2,000 rep threshold this morning and, eager to try out my newfound powers of automatic editing, I went ahead and looked for the first post I could find that could use some ...
101 views

Edit by op makes question meaningless [duplicate]

I recently came across this question. At first glance it just seems to be nonsense, but then I realized that it actually had had genuine mathematical content before the op edited it. In the comments ...
80 views

How can I search questions asked a specific period of time?

As stated in the title, I do not know how to do that... I see only things arrange questions like "newest, votes, active"...Thanks in advance.
2k views

My question gets a perfect answer which deserves a bounty (or some kind of recognition). What can I do about it?

This Stack Exchange site is a very welcoming place to all kinds of questions. People usually do their best to help (not like Stack Overflow) and I would like to pay something back to the community. ...
83 views

Redundant “Red Dot” within the review queues menu

It happens to be that yesterday evening, for the first time since I have access to the review queues, there appeared a - I would call it - "Red Dot Icon" within the drop-down menu. In fact this ...
267 views

What to do with spoiler questions?

I've recently noticed and flagged for moderator attention 2 questions: this and that. Both about the same problem from MIT 6.431x online probability course, from the second midterm exam which is still ...
129 views

How to make this question more interesting?

How does the locally compact group play a role in many branches of math? I have tried bump edited it several times, but it still lacks of attention. I can start a bounty, but it's just external ...
131 views

Could someone please explain why this answer on the main site appears grayed-out, but when I put my mouse over it, it springs into life like a regular answer. There are two other answers to that ...
64 views

IIRC, in the past, every page would sort solutions based on acceptance and then based on the number of upvotes. Has that changed in the new schema? Items seemed to be ranked using some unknown ...
66 views

I've been using the IOS StackExchange app for a couple of years now, without a problem. Today I got a new iPhone Xs, downloaded the app, and tried to log in using Google, the way I always do. Each ...
2k views

What's with some new contributors flagrantly violating the rules for answering questions?

Recently I have posted a few questions in varying fields and new contributors keep posting with what only can be described as nonsense. Sometimes they're ill attempts at humour other times they are ...
713 views

Recently I've noticed a pattern of comments being left for new users who leave "late answers" which show up in the "late answers from new users" review queue. The general gist of many of the comments ...
211 views

Editing the list of abstract duplicates

I'd like to add some content to the meta post List of Generalizations of Common Questions. The entry will be under Probability and is going to be titled something ...
94 views

What Counts as a duplicate Question?

Imagine somebody who is studying differential equations. He comes to the section on first order linear differential equations. He attempts to do the first problem in the section, but he comes up with ...
21 views

Why does it take longer to click “x questions with new activity” than to click “Questions” on the left?

I have a pretty stable and fast enough internet connection so I rule this out. I use Firefox 63.0 on a Ubuntu machine. When I click "x questions with new activity" and the x happens to be some ...