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Questions tagged [support]

A request for assistance with one of the site's features.

169
votes
7answers
30k 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 ...
124
votes
17answers
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 ...
86
votes
3answers
2k views

STOP! Look and Listen.

I was reviewing a bit and ran into a bad answer. Usually I open the question to see it within context (I know this is not the supposed course of action) and so I did. The bad answer I was reviewing ...
58
votes
8answers
3k views

Copying my solution, verbatim, is just so not cool

Someone just verbatim copied my solution into his answer: Complete induction: $\sum^n_{i=1}\frac{1}{(2i-1)(2i+1)}=\frac{n}{2n+1}$ (obviously, in retrospect, claiming I did the same from him). Edit ...
58
votes
3answers
3k views

Common acronyms used on main and meta

When I first joined this site, I had to figure out “OP” from context. Finding out what “CW” means was much easier, as it is often spelled out in full. CFV I had to be point-blank told about. It seems ...
58
votes
1answer
1k views

What does the number “people reached” on the profile page mean?

I have just noticed that my activity page claims that I have "reached" 809k people. Since this is clearly ludicrous, I suppose "people" means actual people counted with high multiplicity. That's okay, ...
55
votes
5answers
10k views

How to draw a commutative diagram?

Is it possible to draw a (simple) commutative diagram using MathJax? Amscd doesn't seem to work here on math.SE. M(N)WE: $$ \begin{CD} K(X) @>{ch}>> H(X;\mathbb Q);\\ @VVV @VVV \\ K(Y) @&...
44
votes
2answers
11k views

How to search for a formula/expression

Suppose I want to search for instances where an expression similar to $x_n^2-x_{n-1}x_{n+1}$ shows up. How would I do that? I suppose the question goes beyond searching MSE. Are there search engines ...
41
votes
5answers
8k views

Do we have an equation editing HOWTO?

I see other posters writing beautiful integrals and quotients within quotients and matrices and sigma summations and and and... is there a guide for that?
37
votes
1answer
2k views

“Contest problem” policy

What is our policy concerning contest questions on the Mathematics Stack Exchange? Why do we have a policy? What is a contest question? How we deal with on-going contest questions? I see a question ...
37
votes
3answers
2k views

Mathjax 2.5 alpha

We have deployed the latest Mathjax 2.5 alpha on Math.SE. As with any beta release please post an answer to this question if you find any issues. We will be monitoring this thread closely along with ...
36
votes
1answer
1k views

Mathjax 2.2 beta

UPDATE: Mathjax 2.2 final has been released. We have deployed the latest Mathjax 2.2 beta on Math.SE. As with any beta release please post an answer to this question if you find any issues. We will ...
34
votes
1answer
931 views

Capture the Flag: FAQ on Flagging

What is flagging for moderator attention? How does the flagging process work? What are the different flags, and what are they useful for?
33
votes
3answers
937 views

Writing answers works very slow

I don't know if this is a bug. Maybe it's just my operating system (ubuntu 10.10), computer, or browser(Mozilla 3). As of yesterday, I can write answers very hard. I noticed that before, the latex ...
30
votes
1answer
1k views

Reputation decrease citing “User was removed”

I look at my account reputation changes, and noticed several negative reputation changes, both citing 'User was removed'. Is this behavior documented/explained anywhere. I would appreciate some ...
29
votes
1answer
457 views

MathJax CDN (cdn.mathjax.org) will be shutting down

The news that MathJax CDN shutting down on April 30, 2017 was recently brought to my attention. I have updated ChatJax to use the alternate server given in the MathJax post. It seems to work well, ...
29
votes
3answers
350 views

Reviewing Suggested Edits

As part of the mod tools, there is a tool to review and approve suggested edits. The "review suggested edits" shows something like below which is not of much help to review and approve the edit. It ...
27
votes
5answers
752 views

What if the duplicate has a better answer than the original?

I have recently asked a question (The original did not turn up in my search): Show that there are infinitely many powers of two starting with the digit 7 which was marked as a duplicate of: Starting ...
27
votes
4answers
220 views

How to search on this site?

When using this site, it is quite important to be able to find posts on this site which might be related to the question I am interested it - both to avoid duplication (i.e., not asking again ...
27
votes
1answer
435 views

What's going on with the UI?

Is there a medium/long-term plan for a total revamp of the SE user interface? I noticed the list of recent badges was removed, and now the top bar is completely changed (access to the meta site link ...
26
votes
39answers
3k views

Formatting Sandbox

Basically the same as Formatting Sandbox in Meta Stack Exchange, but since this and Statistical Analysis are the only two sites (I know) supporting $\TeX$ formatting, I believe we also need one here ...
26
votes
1answer
21k views

Why is [Math Processing Error] all over the place today?

I'm seeing [Math Processing Error] all over this site today. Is there a bug or is this problem unique to me? How do I fix it? Thanks.
26
votes
1answer
2k views

Using TikZ on math.stackexchange

The title pretty much says it all: How can I use TikZ when writing my math questions on this site? I have written out my question in LaTeX using the TikZ and it took me quite some time, now I ...
26
votes
2answers
2k views

Feature request: user script or option to turn off instant MathJax rendering

In view of the nearly unbearable slowdowns I experience while composing answers (both in Safari 5 and Firefox 5 on OS X 10.6.7) since June 21/22 I would most welcome a possibility ...
26
votes
1answer
1k views

How to find questions originating from papers?

What is a reasonable way to find questions which are related to mathematical papers? The motivation to ask this was a recent post mentioning that: However the focus of this site seems to be ...
26
votes
1answer
343 views

How to disable the helping duck from popping up?

This is a minor thing, but this duck popping up in the bottom-right corner whenever you do anything catches your attention, for nothing, this can get really annoying. Is there any way to disable it? ...
25
votes
1answer
1k views

How to center a figure in the post?

In this post here, the figure appears on the left side. I tried to center the figure but I could not do so. Is there a way to center figures/text in a post?
25
votes
2answers
714 views

How to ensure candidates pre-commit for next election

This is a follow up to How can we best judge who has the skills to be a moderator? . Two moderators have recently resigned, and they say there will be another election soon. Some recent elections had ...
25
votes
1answer
608 views

Removal of the “too minor” reason for rejecting an edit

The edit review system appears to have been updated, and among the changes is the removal of the "too minor" reason for rejecting an edit. Does anyone know why this has been changed? Are minor edits ...
24
votes
2answers
797 views

Is this an answer only site for people who just started here?

I'm a new user. I don't understand why I can't tell users what is wrong with their work. You can only do that when you have reached reputation=50? I also don't understand anymore what is meant by ...
24
votes
5answers
14k views

Catalog of limits

WARNING: This post contains hundreds of mathematical formulas. Do not open it on devices, where rendering of MathJax is slow! For more comprehensive catalog see https://mathindex.wordpress.com (it ...
23
votes
3answers
571 views

Are my questions too niche or simply bad? How to improve attention to my questions?

I am a researcher working on computational physics, chemistry and materials science. I have the kind of math background that you would expect from a general physics graduate. Some times a problem ...
23
votes
1answer
613 views

How to ask for help in understanding specific parts of a paper or proof.

When I ask some question, I strive to make it as self-contained as possible. Sometimes though, this turns out to be very hard, since the question is about a specific step in the middle of some proof ...
23
votes
2answers
322 views

Inter-StackExchange.com ads

Can something be done on our side to be slightly more selective about what comes up in the inter-stackexchange.com ads we have on the front page? I've just been informed someone has asked whether «"...
22
votes
1answer
297 views

Latex preview when initially composing an answer

When one starts writing an answer, it is not possible to turn off the live preview of the answer. This makes it rather painful when composing long, latex-rich answers. The only way around it is to ...
22
votes
1answer
237 views

Preview of a proposed edit?

Is there a way, when reviewing a proposed edit, to preview it exactly as the edited text would appear on the site? I maybe wrong but I think that at Tex/LaTeX Stackexchange you have the option to see ...
21
votes
2answers
1k views

How can I delete an answer which has been accepted?

I no longer want to help a particular user (picakhu) due to repeated comments that my considered answers are not helpful, changes in questions after I answer, and the user's pattern of not voting ...
21
votes
1answer
949 views

How to delete my question

I just posted this question on SE: How to make two vectors orthogonal? I want to delete it because I have come up with a way to word it better and manipulate it so people can understand what I'm ...
21
votes
1answer
320 views

Is the M.SE blog dead?

I was thinking of writing a post for the blog, and found the FAQ. It links to a blog chat room which is dead, and it is entirely unclear whom to contact about writing posts.
21
votes
0answers
122 views

Is it possible to view descriptions of old bounties?

When starting a bounty, one is invited to provide a short description of what is asked for. The usefulness of this notice is evident; the task of writing or improving a purposeful answer is ...
20
votes
5answers
724 views

Newbie wondering: Personal messages, leftover incomplete answers, …

I have been here for 3 weeks now, and I like to think that I'm gradually understanding, how the place works. However, there are a few things that I haven't figured out yet, and the FAQ didn't give any ...
20
votes
2answers
6k views

MathJax: How to number and reference multiline equations?

I'd like to number multiline equations and reference them, à la MathJax's Align and Gather environments. Can this be accomplished? If so, how?
20
votes
2answers
1k views

How to *contact* a specific user? / Is there any sort of PM (private message) facility available?

As far as I know I can see a user profile and the activity in this site. But is it possible to leave some message for a particular user? Say I want to (please read I have to) tell J.M. something ...
20
votes
1answer
426 views

Is using blockquote for highlighting problematic?

I want to ask whether using blockquote for the purpose of highlighting some part of a post is discouraged and whether it can cause some problems for users viewing the question? Example: Is using ...
20
votes
2answers
589 views

How did I lose rep?

An hour or two ago, I seem to have lost rougly 50-60 reputation points. I have no idea how this happened. Maybe someone deleted a question containing an answer of mine? How can I keep track of such ...
20
votes
1answer
236 views

Can I block questions coming from specific users?

Is there an option to not see questions put out by specific users on my front page? I don't want to block anybody from MSE, but I would like to be able to not see their questions on the main page. ...
20
votes
0answers
218 views

How can I help a feature request to get noticed/implemented?

If you look around Mathematics Meta, there are many feature-requests which are marked neither status-completed nor status-declined. In many cases they are probably waiting for further input - for ...
19
votes
2answers
589 views

Is cross-posted forbidden/discouraged on Stack Exchange sites? If so, why?

Math people: I have never posted a question to Mathematics meta before and I hope this is the right thing to do. Yesterday I posted a question to Math Stack Exchange (is there a name for this ...
19
votes
2answers
1k views

Problem with MathJax and Screen Readers

I have created two accounts in math.stackexchange.com. This is the new one because I forgot my password the the old account. I have ask many questions before and until now I have problems writing ...
19
votes
1answer
385 views

Are there some tools to follow deletions on this site?

Main question: Are there some (reasonably easy to use) tools to follow deletions on site? In particular, are there some ways to find self-deleted questions? Are there some ways to see deleted content ...