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4
votes
1answer
89 views

When should one not edit their own questions?

I am the type of person who unfortunately makes a lot of mistakes of the dumb kind with miscalculations. Sometimes I end up posting my questions containing those miscalculations. Is it ok to edit my ...
-6
votes
0answers
58 views

How to Prove -1*-1= +1? I [closed]

As in the Title, How to Prove -1*-1= +1? I just had a hunch about this and searched a lot for its proof but got nothing. So I thought this Forum may help me... Thanks In advance.
3
votes
0answers
171 views

Question about a simultaneous “massive” downvote [duplicate]

17 simultaneous downvote (only on Question posted, I think): May I ask if there is some "systematic" reason ? Thanks
5
votes
1answer
52 views

Should I create a new question?

I forgot a minus sign everywhere and I made a question wrong. I asked The differential entropy cannot be negative for pdf in (0,1) but the question should have been positive instead of negative. The ...
2
votes
1answer
85 views

Period in a wrong position when Mathjax is viewed on iPhone

Consider Explicit upper bound on the number of irreflexive binary relations on {1,…,𝑛} up to isomorphism In the last sentence, after the last aSb, I see a period when viewed on the standard ...
-3
votes
1answer
106 views

Math.Jax is “unknown environment” [closed]

This was my first time using Math.Jax, or trying to. I followed all the rules for dollar signs back slash etc. but all I got for my trouble was the message "unknown environment." What has to be done ...
-11
votes
1answer
170 views

Demeaning comments made by a high rep user [closed]

I have been made aware of a comment talking about me by a high rep user in this post: Trouble conveying question: In the linked post, I was referencing a different high rep user. As you can see, ...
5
votes
2answers
202 views

Typesetting variants of sum and integral signs in MathJax

Is there any way to enforce the lower and upper limits of integrals and sums to appear below and above the respective signs in MathJax (cf e.g. the German variant described here: https://en.wikipedia....
-7
votes
0answers
144 views

Should I copy trigonometry questions from books and post them here instead of asking my own questions?

Here's a question (not posted by me) that was rated positively: Does $\cot^2 $ equal $ \cos^2/ \sin^2$? Link: Does $\cot^2 $ equal $ \cos^2/ \sin^2$? Here's a question (posted by me) that was rated ...
1
vote
2answers
58 views

Bracketed values with Mathjax

I would like to be able to produce something like this with Mathjax: i.e. two values bracketed together, one value on its own in the middle and two more values bracketed together. Does anyone know ...
6
votes
0answers
54 views

Suggested edits : changes in titles

When reviewing suggested Edit, there is a side by side view before/after of the post. Could it possible to have the same feature for changes in the titles? It can be quite difficult to validate an ...
33
votes
0answers
723 views

New recommended close reason for questions that are “missing context”

Recently, the software has been changed regarding how the closing reasons are displayed for people. If you don't have close-vote privileges or you are not OP, this is how it is displayed: For ...
2
votes
1answer
128 views

Request for Hyperbolic $ \sech \,x $ inclusion in MathJax

MathJax does not work for hyperbolic $ \sech \,x$... Can it be now included? Thanks in advance. EDIT1: From user1729's comment suggestion, they work okay: $$\operatorname{sech}(x) $$ $$ \...
-2
votes
1answer
223 views

Computational Math vs Computing

I am new to the Mathematics SE forum. I recently asked my first question. I received comments that it was a question about computing rather than maths. Today, I started receiving downvotes, which I ...
2
votes
0answers
106 views

Why is this question off-topic

I have been following this question. It has recently been marked as off-topic. I have checked the requirements for being on/off-topic, but they don't seem to apply to this question. Can someone please ...
-16
votes
2answers
270 views

Why is this question completely disappearing where I have answered and got a bounty of 200?

The hidden question was: New numeration system, mapping to binary numeration system Where I have answered with the copyright notice that must be always respected and not only for my topics, and my ...
1
vote
0answers
68 views

Looking for undergraduate math forum.

Hi: I have searched in google looking for math forums but, really, I have not found many. Could somebody give me the URL of a good mathematics forum for the undergraduate level? This forum I like it ...
1
vote
0answers
38 views

Why are we allowed to see vote counts / click on questions in the review queue?

Today I ran into this answer by @URL in the queue I know that there's a litany of issues with the audit system, and many can't be resolved, but I'm not sure why things like seeing vote counts (as in ...
-1
votes
0answers
80 views

Greater incentive for editing?

As we’ve learned from this post, there are lots of questions and answers out there that could use some editing. Unfortunately, if you have over $2\text,000$ rep and the Copy Editor badge (for $500$ ...
-4
votes
2answers
50 views

Write mathjax and text in the same line

This is not duplicated. I know how to use the $ sign, but I want to write long equations and words after in the same line and I don't know how. For example if I write: $2=1+1=2(0.5+0.5)=\sum_{n=1}^...
-3
votes
0answers
68 views

close votes for maxima-software questions

This question gots three close votes after some hours. The reason is Off-topic because... This question does not appear to be about math within the scope defined in the help center. But the the help ...
4
votes
0answers
87 views

Escaped braces do not render in post preview

I am having troubles in mathjax escaping braces with backslash while on math stack exchange using firefox version 72.0.1. Although it the escaped braces render when the question is posted, they do not ...
3
votes
1answer
224 views

Animated GIFs in questions

I saw this post come up during review, and my lizard brain yelling ANIMATED GIF ARGH DIE IN A FIRE overcame any rational response. I'm not sure I've seen any GIFs in MSE before that. Here is a prior ...
-2
votes
0answers
43 views

Tag suggestion - realizability [duplicate]

I would like to suggest the addition of a tag "realizability" for questions related to realizability interpretations of logical formulas.
3
votes
0answers
76 views

Association bonus bug

Is there a known bug about updating the rep-score after receiving the association bonus? (If the first picture is not clear it says 412 at the top of the graph about rep.) On the other sites (...
1
vote
1answer
55 views

Inactive posts for the last six months

I wonder how to find all the inactive for at least 6 months posts in mathstack? Thanks.
1
vote
0answers
127 views

Create algebraic dynamics tag and make it a synonym for arithmetic dynamics?

Is it a good idea to create a tag called "algebraic-dynamics" and make it a tag synonym for arithmetic-dynamics? Note that the current text (good for a quick impression, but probably needs expanding) ...
1
vote
0answers
75 views

How can I improve my question?

In what way should I improve my question to get an answer? Since this is a pretty "classical" example, I assume that many people have seen it and can say something about it. So there must be a ...
2
votes
0answers
139 views

Mathpix Snip Tool: Automatic $\rm\LaTeX$ code generation from typed or handwritten math! [closed]

The Mathpix Snip tool is quite impressive. I recommend you check it out! It could save you a lot of effort in trying to write $\rm\LaTeX$ code. Here is an example at work. Original image: First ...
39
votes
0answers
2k views

Launching *Pearl Dive* - a chatroom where excellent questions/answers meet willing sponsors

Announcing the birth of the Pearl Dive – a chatroom dedicated to enhancing the quality of the material on the site, sieving out the pearls from the sand. Caveat: I'm new to creating chatrooms, ...
9
votes
7answers
479 views

Tag management 2020

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 ...
3
votes
0answers
95 views

Typsetting my answer is hard unless I first post it

I have noticed a change in the stackexchange mathjax typsetting viewer over the past few months: The "preview" that is displayed when I real-time type my answer is not as attentive as it used to be: ...
-1
votes
1answer
65 views

Mathjax: how to ignore certain commands? [closed]

I'm writing a document in emac's org-mode, which exports both to Latex and to HTML. For the HTML portion, it uses Mathjax. Now, ...
8
votes
0answers
280 views

Would a PARI GP specific (teaching a bit hopefully) chat be popular?

I'm thinking of opening a PARI GP specific discussion, and teaching (I know a bit) chat room. I've been made aware that chats freeze if left 14 days without activity, and I don't want that to happen ...
8
votes
1answer
453 views

Would it be a good idea to create a Bounty chatroom?

Would it be a good idea to create a chatroom for users to ask for bounties on questions (own or not)? Say OP (user) wants/needs an answer to a question (could be their own or not). But for some ...
4
votes
0answers
142 views

Why does the similar question feature not exist for the SE android app?

In Stack Exchange website we have a great feature which let us know if a similar question exists. It is present below the title bar. Initially I was wondering if this feature existed in the app but ...
27
votes
0answers
539 views

2019: a year in moderation

It's New Year's Day in Stack Exchange land... A distinguishing characteristic of these sites is how they are moderated: We designed the Stack Exchange network engine to be mostly self-regulating, ...
0
votes
1answer
73 views

What does “ask a new one” mean?

In this question it it written that: This question already has answers here: Sets. Classes. …? (4 answers) Your post has been associated with a similar question. If this question doesn’t ...
24
votes
3answers
723 views

Is it a good thing to erase wrong answer?

Recently, user answered this question Inequality for Distribution of points in space, but his solution was wrong. (I don't know in what detail am I supposed to explain things here since this is my ...
1
vote
2answers
78 views

I forgot an important condition in my question, but the question already has answers. Is there anything I can do?

I recently asked this group theory question and recieved answers, but unfortunately I had forgotten to add another condition which makes the question much more difficult. Would it acceptable to ask ...
9
votes
1answer
429 views

Why were all the “triangles” bronze tag badges “Awarded Mar 25 at 4:00”?

Sometimes I like to appreciate the smaller things in life. Like how the bronze tag badge for the triangles tag contains a triangle: Nice! But, what surprised me is that they're all awarded at the ...
4
votes
1answer
58 views

How to define string remap in MathJax

For example if there is a lot of $R^2$ and $C^2$ in a post, how to map the plain text R2 to $R^2$ only in this post like: ...
-2
votes
1answer
334 views

About a specific user not writing properly (Part ll)

6 months ago, I did notice that a specific user was not having an appropriate behaviour with our community: About an specific user not writing properly Days ago I end up in his profile 'by casuality'...
33
votes
1answer
810 views

Is it okay to ask for an exercise or example?

I just thought of this idea. I am currently studying some advanced abstract algebra and recently I learned about Jordan-Holder factors, central simple algebras and stuff. The concepts are very new and ...
3
votes
0answers
69 views

Improved wrong comments written with MathJaX? [duplicate]

Sometimes I see that some comments are written with command or syntax errors. In fact they are displayed in red (for example $\gama$ instead of \gamma ($\gamma$)) ...
1
vote
0answers
297 views

Can Math.SE be addictive?

Can Math.SE end up being addictive? Of course this depends on the single oneself, but the system of reputation and badges seems to be purpose-built to "encourage" the community to grow and to be ...
6
votes
1answer
129 views

About an “answer” that was posted by OP but looks like his own attempts

This question If $y=\tan^{3}\left(\frac x2\right)$ and $y' = a \sin(bx)\cos(cx)$ what is $\dfrac{a}{b-c}$? has an "answer" posted by OP which is not really an answer but attempts by OP. I think ...
3
votes
2answers
234 views

Is there any problem in my MathJax syntax?

Is there any MathJax error in my MathJax syntax? Example: ...
12
votes
2answers
479 views

How can I write roman numbers in MathJax?

I need to write roman numbers in MathJax. I've tried almost every way. But, then I decided to copy the symbol itself. But it looks very ugly. For example, $$\displaystyle \mathcal {D}^{{\left(II \...
24
votes
2answers
621 views

What should our goal be in answering questions?

If my search has failed me and this has been covered in some form, let me know and I'll delete this. The post which is motivating my question is this post, where the OP had reduced a problem they are ...

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