Questions tagged [support]

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

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1
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0answers
91 views

Why the bracket(s) disappear? [closed]

I tried all the ways before asking the question here. I've tried all the ways I know. I'm having a problem like this. I'm looking for a way to transform equations written in MathJax into pictures in ...
2
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1answer
58 views

Sitewide update of closing GUI?

I was reviewing some questions when I noticed some GUI/text changes. Has there been any update to the site I'm not aware of? Where can I read more about what changed?
1
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0answers
71 views

Could someone check the edit processing code ? I think there's a bug in it?

this post gave me trouble, I edited it, tapped the +2 for editing after page refreshing (I do that too much), played around putting my mobile browser into desktop site mode (another thing I do too ...
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0answers
37 views

Fredhoim Integral [closed]

For some parameter-distributed system/unlimited dimensional system, why is it possible to describe the relationship between input signal $u(t)$ and controlled signal $y(t)$ in the form of Fredhoim ...
1
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0answers
57 views

need help on how to re-post an existing question that contains too many questions

I want to repost part of my question: Questions concerning quotient spaces specifically collapsing a set to a point. One of the commenter stated that I have included like ten questions in a single ...
5
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1answer
175 views

How can I write the left and right sides of the equation in different sizes?

I hope I'm at the right place to write my question.Because the mathjax tag exists at both stackoverflow.comand tex.stackexchange.com. I want to write this equation (This is just an example) $$G(x_1,...
15
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4answers
318 views

How can I write backslash in MathJax?

I want to write following in MathJax: L(A)\L(B) When I type following: $L(A)\ L(B)$ It prints: $L(A)\ L(B)$ When I type ...
5
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1answer
50 views

Community makes content edits?

In this particular answer of mine Community account made an edit - I always thought Community is a bot- account. It flipped the colour description of the functions wrongly - what is happening? ...
0
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1answer
422 views

Why did my reputation not suddenly increase by 1500 points?

This question is a follow-up the recent thread Why did my reputation suddenly increase by 1500 points? where it was explained that everyone recently got an additional $+5$ points per upvote, ...
2
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0answers
78 views

Can't write the set-operator in mathjax?

When trying to write $\{1,2,3\}$ in a question on math.stackexchange.com it just becomes $1,2,3$. However it seems to work here on meta.math.stackexchange.com. How can I get it to work on the main-...
57
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2answers
7k views

Why did my reputation suddenly increase by 1500 points?

Yesterday my reputation on Math.SE was around 2450 points. Today I logged in and I saw, unexpectedly, that it is 3913. I have not gained any reputation since yesterday, according to my profile page. ...
5
votes
1answer
152 views

How do I contact the poster of a deleted answer?

Poster A gave an upvoted and accepted answer to a question. Poster B also answered the question, but then deleted his answer—perhaps after a quick glance at A's short and simple answer, considering ...
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0answers
123 views

About a specific question that had a +250 points of bounty but no one answered [duplicate]

Days ago I saw this: "...is there any chance to change the rules of bounty that if someone would not answer then the OP should get his/her points back?" Today I saw that bountied question Some ...
1
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1answer
166 views

At 5000 point I received a new privilege.

I recently reached 5000 points and I got a message, saying I have a new privilege. "Approve tag wiki edits" What does this mean?
1
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0answers
59 views

Duplicate tag on my question [duplicate]

(Sorry I don't know whether it is called a tag or something else so) Recently I posted this which soon was marked as duplicate though questions to which it is compared as duplicate neither satisfy ...
0
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0answers
53 views

Recovery of questions from an old registration [duplicate]

Is there a chance to recover all my questions asked in my old assignment number user401938 when I signed up and after I have deleted himself from Math.SE?
10
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1answer
135 views

How do I change Math Renderer for MathJax?

In various posts on meta I have read that various math renderers can be used for MathJax, such as HTML-CSS, SVG, etc. See, for example, What is the difference between the 3 math renderers? How can I ...
4
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0answers
69 views

Audit first post question

I was reviewing through the “first posts” on an iPad when I come up across a question about conjugates. Because it was an audit, it did not show any comments... etc. I decided to first comment on it, ...
2
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1answer
54 views

Formatting problem with “invisible” comments

I posted an answer and tried to make some of my hints invisible (but visible when you mouse-over them). Formatting didn't quite work, and I split the comment into three lines making only the first ...
0
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2answers
162 views

trying to add the abstract algebra tag

I'm just trying to add the abstract algebra tag to this old question i just bountied and the same user keeps rejecting it: Closed subscheme of a projective scheme determined by homogeneous ideals ...
1
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0answers
51 views

Issue with picture uploads

I just uploaded a picture here, and there seems to be an issue with it. For me I can see it. The TS seems to not being able to view the picture. To draw the rectangle $R=[0, 2]\times [0,1]$ What ...
3
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1answer
75 views

How could a user with a single point cast votes?

This user has not been more than at least $15$ reputation. Why can they cast votes?
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0answers
102 views

I would like to delete this question of mine, community deletion.

I would like to delete this embarassing older question of mine: $\lim_{x\to -\infty} f(x)=L$, definition But I can not delete it, since it has an answer and I do not have 10.000 reputation (I guess)....
2
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1answer
94 views

I don't believe my question is a duplicate

I asked a question here which was closed for being a duplicate, and though I have edited the question to clarify why it was not it has not been reopened. To restate: the question I am asking is a ...
6
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1answer
107 views

Why don't I get reputation points for edits anymore?

It has now been 3 days. Although I edit questions, I do not get reputation points anymore. The edits have not been rejected. Any hints, please?
2
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0answers
106 views

Could a moderator allow me to access a deleted post?

I posted a question on the math stack exchange a while back which has now become my only source of a set of notes I'd like to access. The only problem is, it seems I may have deleted it! Is there any ...
1
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0answers
40 views

In the StackExchange iPhone app, how do I get MathJax to work in comments in the Math StackExchange section?

I’m not sure this is the right place to ask but it seemed like it is. I don’t get this problem for other sections of StackExchange. Just the “Mathematics” section.
10
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1answer
505 views

What makes a contributor new?

I notice that this user is currently flagged as a new contributor on the main site (see here for example) despite the fact that he has been a member of MSE for quite a while and has plenty of rep ...
1
vote
1answer
85 views

Why doesn't this array render?

Why doesn't ...
3
votes
0answers
133 views

Unable to add “span” tag to (linear algebra) question

I thought that "span" would be a good tag to add to this question on Mathematics Stack Exchange, but when I click on "Edit Tags", type "span", click on "span", and click on "Save Tag Edits", I don't ...
4
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0answers
59 views

Use of citation helper

New edit. I edited again the question following Martin Sleziak's comment below. As he correctly guessed, the question is not about the elementary use of the citation helper, so I found necessary to ...
6
votes
1answer
170 views

Why when I did click on one link, 26 cookies were set up?

There was a link in the comments section of a question (don't click the link) https://en.wikipedia.org/wiki/Banach%E2%80%93Tarski_paradox was supposed to redirect you to Wikipedia. It indeed happened ...
0
votes
2answers
159 views

How do I put those yellow boxes in my question?

Whenever I post a question, $5$ minutes later someone edits a yellow box around the part of the question that couldn’t fit in the title. I wish to save those nice souls their time and learn to do it ...
7
votes
1answer
140 views

Is it OK to ask approximately one question a day from old application exams?

If I ask approximately one question a day (from old application exams) will it be considered flooding/spamming or is this perfectly legal?
3
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0answers
115 views

Was this soft question appropriate?

I asked this question a week ago, and it quickly drew critical comments which were upvoted. I felt that the concern expressed in those comments had been addressed in the body of the question, and ...
2
votes
1answer
125 views

points for answers

I recently answered a question and the answer was awarded $35$ points. A few days later $15$ points were deducted. What sort of mechanism determines the number of points in the first place and where ...
5
votes
1answer
77 views

How to subscribe to a tag?

Since some time, I have been unable to subscribe to a tag I'm interested in, so that I get emailed new questions in such a tag. I have found some posts about subscribing, the ones with the most ...
3
votes
2answers
98 views

Threads containing different ways to calculate $e$

I'm reading about constant $e$ in textbook Analysis I by Amann/Escher. I have searched through MSE to found a question containing different ways to calculate $e$. I use such keywords as "constant $e$"...
4
votes
2answers
196 views

What does % mean in MathJax?

I have noticed that, if I type \$100%\times x\$, I get $100%\times x$ and not $100\%\times x$. Does % mean to ignore the following text or something like that? I didn't find an explanation for the ...
-1
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2answers
549 views

Unfriendly Behaviour in Maths SE

I have observed and experienced unfriendly as well as demoralising behaviour in many SEs For instance thisquestion was marked as off topic without informing the person what amendments he/she should ...
13
votes
2answers
381 views

Is there a way to make a section of a post “collapsible”?

You know how some webpages will have a section that looks like > 'heading'; and when you click on it, it expands into a wall of text? Is there a way to include one of those in post? There are times ...
1
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0answers
69 views

How to type the $\dashint$ symbol on this site? [duplicate]

How to type the symbol $\dashint$ on this site? It looks like the following: Thank you! Edit: As @Jack hinted in the comment, we may use ...
5
votes
1answer
173 views

How to request easy solutions

I'm a 10th grader so my maths is nowhere near as complex as some of you reading right now. So how do I ask for easy solutions when that is subjective (dependent on the person). Should i explain my ...
1
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0answers
98 views

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

I'm running mathjax locally in a browser, from the following minimalist file: ...
4
votes
2answers
208 views

Why was this answer marked as “spam or offensive”?

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 ...
-2
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1answer
120 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 ...
2
votes
1answer
133 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 ...
6
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0answers
147 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 ...
3
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0answers
129 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 ...
1
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0answers
102 views

Marked as duplicate while it is not [duplicate]

I have asked a question here. And my question is marked as a duplicate of this one. Where both the questions are completely different than each other but the title is same. My question is related to ...