Questions tagged [bug]

Indicates a reproducible problem on the site that you believe is due to a mistake, malfunction, or programming error.

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3 votes
0 answers
49 views

Tag synonyms: Inconsistencies

Many tags have synonyms. My understanding is that there are "primary" tags with one or more synonyms. If somebody uses a synonym, then the this tag is automatically replaced by the primary ...
9 votes
1 answer
313 views

MathJax is suddenly rendering very slowly and incorrectly in the preview in Firefox

As of today, if I try to edit any of my answers or questions on the main site in Firefox, MathJax renders very slowly and incorrectly in the preview. Some lines (which look fine before I click "...
6 votes
0 answers
37 views

preview doesn’t reflect actual appearance of post when links are on one line seperated by <br> tags

In my answer at Summing a binomial series that arose while counting functions, I listed some related questions like this: ...
4 votes
1 answer
144 views

Remove the empty tag (geometric-cyclicity)

Typically, the tags with no questions are automatically removed by a script which runs once a day, this process is called tag pruning. However, there is a known bug which causes that if both tags in a ...
2 votes
0 answers
113 views

Was the style of the up/down-vote arrows changed?

I noticed that the style of the up/down-votes button has changed (for me at least). At first, I thought it was a bug, but frequent reloading makes it look like a change. Now, it looks quite similar to ...
0 votes
0 answers
48 views

Difficulties with displaying set signs

In the following question I recently asked, I wasn't able to the display the symbols denoting sets in mathematics: {, and }. Usually, I write them by putting ...
2 votes
0 answers
38 views

Removing a tag does not immediately remove the question from the list of questions for the tag

I just removed the geometric-probability tag from Coupon collector problem with a large set of coupons. When I then searched for questions with this tag (https://math.stackexchange.com/questions/...
3 votes
1 answer
52 views

Malformatted parentheses

Update: StackExchange is still using MathJax v2.7.5, while the current release is v3.2 and has corrected some of this sort of rendering error. So this report may not be of interest to anyone. Davide ...
6 votes
0 answers
126 views

Why many posts here on meta still have links in the old format http://meta.math.stackexchange.com?

Long time ago, the URL for this meta used to be http://meta.math.stackexchange.com - but it later changed to ...
1 vote
0 answers
90 views

Why did my question's score suddenly decrease by $3$?

I posted a question, "Show that $\int_0^{\pi/3}\arccos(2\sin^2 x-\cos x)\mathrm dx=\frac{\pi^2}{5}$". Yesterday its score suddenly decreased from $25$ to $22$, and I wonder why. The question ...
8 votes
0 answers
251 views

Are there ads on Mathematics Stack Exchange?

As far as I can tell, ads are displayed on some sites in the Stack Exchange network. (At least for users below some reputation threshold.) But I saw some contradictory information concerning the ...
8 votes
0 answers
121 views

Buffering calendar

My calendar, as depicted here, endlessly buffers: Is anyone else experiencing this?
3 votes
0 answers
35 views

The "Draft your question" pane still has some http (rather than https) links

When a user asks a question, the pane with the title "Draft your question" is shown on the right. Our site does not use the default version - it has been customized specifically for this ...
3 votes
0 answers
144 views

MathJax in comment looks like nonsense, what's going on?

In this question, I have added a comment: $(a-p)^2+(4-a-q)^2 = a^2-2ap+p^2+(4-a)^2-2(4-a)q+q^2= a^2-2ap+(4-a)^2-2(4-a)q+1= ...$, does this help? But is looks like this: For your information: I'm ...
4 votes
0 answers
58 views

Update the Help Center article on searching to mention the in:saves operator in place of the inbookmarks:mine operator

The Help Center article titled "How do I search?" needs to be updated to mention the in:saves operator in place of the deprecated ...
2 votes
0 answers
73 views

MathJax doesn't work anymore in questions

Only very recently, I noticed that MathJax does not work correctly in questions. For instance, set brackets are not displayed any more: $\{1 \}$ If I post the same as an answer, it works correctly. ...
12 votes
3 answers
1k views

Chrome doesn't display some symbols

Specifically, I cannot see any \mathcal symbol. The \mathbb symbols are also in a very weired font. Here are some examples and what I see on my browser: $$\mathcal{A},\mathcal{B},\mathcal{D},\mathcal{...
7 votes
1 answer
107 views

The links on the "How can I format mathematics here" page are broken

On the page https://math.stackexchange.com/help/notation, there are two links: https://meta.math.stackexchange.com/questions/5020/tex-latex-mathjax-basic-tutorial-and-quick-reference https://meta.math....
2 votes
0 answers
142 views

\{, \}, \| and \\ need an extra backslash to be rendered correctly in math when composing a new question in MSE.

When composing a new question iver in math.stackexchange, some symbols need an extra \ (backslash) to be rendered correctly: ...
1 vote
1 answer
157 views

Stack exchange goes to different question than in URL

When I type in https://math.stackexchange.com/questions/47 into safari/chrome, checking its suggestions did not replace the URL, stack exchange goes instead to Can you recommend a decent online or ...
1 vote
0 answers
75 views

Is it a bug that post score differ in user's page and post page?

I noticed this in a user's page (the top post has a 28 score): But in the post page it has a score of 27. Of course, before I up-voted it, the score was still 28 in the user's page.
0 votes
0 answers
105 views

Mathjax integrals displaying incorrectly

On my display the integral display too small and too far down. I see this on every integral displayed on the site. $$ \int f(x) dx $$ which is rendered to $$ \int ...
6 votes
0 answers
229 views

MathJax preview works incorrectly in Google Chrome.

A couple of times now, I have drafted a question, only for the automatic preview to completely mangle the MathJax. Examples: I expect $\{X\}$ should display as $\{...
7 votes
0 answers
183 views

bad break in bounty banner

The bounty banner looks bad. I’d be surprised if it’s always looked like this and I never noticed, so I suspect something was broken. Here’s a screenshot: There are two related problems with this. (I ...
2 votes
1 answer
141 views

Misformatted parenthesis in exponent

The formula $$\begin{align} \lim_{x \to 0} (\cos x)^{\cot x} & =\lim_{x \to 0} ((1+(\cos x-1))^{\frac{1}{\cos x -1}})^{(\cos x -1)\cot x}\\\\ … renders like ...
4 votes
0 answers
82 views

Reputation tab bug misreports numbers first time

I've seen this a few times recently. The first time I load the reputation tab, if there is reputation change today and yesterday on the same question, it (sometimes?) counts the today number wrong. ...
0 votes
1 answer
180 views

suspension period

I've read here that a suspension period can last at most one year. But I found an account which is obviously suspended for $\textbf{10 years}$ : Have the rules been changed or has an error crept into ...
2 votes
0 answers
134 views

Bug: Can't write matrices and newlines $\LaTeX$ in Tag Editor.

Problem: I can't write matrices and newlines with MathJax in $\LaTeX$ in the Tag Editor. I've noticed on several SE pages that I can't write line breaks in MathJax. On some pages, an ...
0 votes
1 answer
108 views

Mathjax is corrupted when I post an answer. [closed]

I have noticed problems when posting on Math StackExchange recently. Mathjax, whether posted by me or by others comes out garbled. Usually, all is well when I refresh the download. Most recently, ...
10 votes
1 answer
1k views

Why using \mathcal command produce a square? [duplicate]

My computer is a MacBook Pro, using the 13.0 version (Ventura), and I'm using Chrome. See for example or that
0 votes
0 answers
106 views

What's wrong with my 'Curious' badge? [duplicate]

A partial screenshot of my MSE profile is as follows: As one can see, I have already fulfilled the threshold to be awarded the 'Curious' badge, but it was never awarded to me. What's going on? Please ...
1 vote
1 answer
538 views

When I use "intags:mine" in search, I get no results

In the past, I have searched "intags:mine" on the main site to get a list of posts I would like to see. However, now when I do it, I get no results (I've tried it many times over the last month or so)....
2 votes
1 answer
151 views

Bug: "\fbox" is not correctly displayed in my browser if there is a "\tag" inside "\fbox"

Problem Some formulas I write in \fbox are not displayed strictly for me. The box around the equation has shifted to the left. For example, the equation $$ \fbox{$ \...
5 votes
0 answers
115 views

Questions with favourite tag no longer displayed

The questions tagged (algebraic geometry) are no longer displayed in blue on my screen, although that tag is among my favourite tags. I tried (through the edit) to suppress that tag from my ...
5 votes
0 answers
85 views

Are there some Mathjax features that don't work on the 'Ask a public question' page?

I just posted a question on the Mathematics site that required the use of set brackets; however I could not get them to work as usual on the 'Ask a public question' page. On their own in math mode, ...
7 votes
0 answers
76 views

Why is the tag (triangle) listed among the new tags?

When I look at the list of the newly created tags on Mathematics Stack Exchange, the tag triangle is listed there. This seems a bit unusual, because this tag is a synonym of the tag triangles and the ...
5 votes
0 answers
83 views

Mathjax renders really slowly

Mathjax often renders very slowly for me in the preview when I type up a question. I always have to stop typing and wait for 5 seconds. A similar complaint can be found here. The answer there says ...
2 votes
0 answers
360 views

Piecewise Equation Formatting Issue in MathJax Preview

I am composing a question involving piecewise polynomial equations, but the preview formatting isn't coming out how I expect. Is this a bug or am I doing something wrong? The notation I'm using: ...
7 votes
0 answers
133 views

Text in “Closed“ box goes beyond right boundary (on mobile devices)

On mobile devices, the text in a “Closed” box may extend beyond the right boundary of the box. Up to now, I observed this only on the Mathematics Meta site, and only for questions which are closed ...
1 vote
0 answers
46 views

View count different in main list and search result

A question of mine is currently in the Top list (most recent) and has had 13 views. However, if I search for "mirror symmetry in partial sum plot", it is listed in the search result with 2 ...
6 votes
0 answers
129 views

Self-closing oddity

I recently asked a question, and in a comment Eric Wofsey observed that it was substantially similar to an earlier question I had not seen. I agreed, and voted to close my own question. I expected ...
9 votes
0 answers
191 views

Can no longer quickly preview LaTeX on MSE

It used to be that every time I wrote a question, the LaTeX in the preview would almost instantly compile. As of this week, I have to wait several seconds before seeing it appear. Nothing on my end (...
3 votes
1 answer
190 views

Why does Mathjax look different on different devices?

On my personal devices Mathjax looks like Whereas on other devices Mathjax looks like For example, the arrow between $R^4$ and $R^4$ is thicker in the first picture and thin in the second. The edges ...
4 votes
1 answer
125 views

Can't place a second bounty after grace period.

I posted a question on Christmas and placed a bounty on it. I'm planning to re-bounty the question for 100 points today, but the system isn't letting me do that. Also, it is saying "award this ...
8 votes
2 answers
1k views

quotation marks

$$ X_i = \begin{cases} 1 & \text{if the }i\text{th voter will vote "yes"}, \\ 0 & \text{if not}. \end{cases} $$ $$ X_i = \begin{cases} 1 & \text{if the }i\text{th voter will ...
4 votes
0 answers
134 views

LaTeX barely loading on math.stackexchange on my PC

I'm not the first to report a problem like this, but I couldn't find any recent complaints about this from the past few years. Lately, LaTeX symbols have not been loading very slowly for me on math....
3 votes
0 answers
128 views

Bug in "Saving" in the review process

Steps to reproduce: Go to the page of any specific review task, i.e. https://math.stackexchange.com/review/close/<review-id>. Click the “Saving” button. ...
3 votes
2 answers
1k views

\left and \right vs. \bigl and \bigr

Here is e^{-\lvert\frac{x-\mu}{\sigma}\rvert}: $e^{-\lvert\frac{x-\mu}{\sigma}\rvert}$ The bars on the absolute value are too small, so I decided to make them ...
2 votes
0 answers
126 views

Why isn't the table command working?

In this question here I'm trying to render some tables using this code probability distribution of $C_1$ | event | probability | :------- | :----------------: | | 0 heads | $\frac{1}{9}$ ...
-2 votes
2 answers
91 views

Modifications don't show up on the timeline.

This happens frequently, both on the main site and on meta: An old question pops back up on the front page, I open it, the text under the title says "Modified today", but when I check the ...

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