All Questions

-7
votes
0answers
49 views

Marix complicated equation [on hold]

$$ a= \begin{pmatrix} 1 & 3 & 4\ 3 & 6 & 9\ \hline 1 & 6 & 4\ \end{pmatrix} $$ B is matrix and $$ A*A^t * A +3B^-1 =0 $$det(adj(A^-1(B^-1)^2B^t))= ?
3
votes
0answers
64 views

Why is ChatJax not enabled by default? [duplicate]

There is a ChatJax bookmark for rendering LaTeX in chat. Why is it not run by default when math chatrooms are loaded? I find two issues with the current approach: New users are not aware that they ...
1
vote
0answers
87 views

What is the mathematics behind MSE logo? [duplicate]

This is the logo of our main website. What is the mathematics behind this logo. I mean the logo should have some mathematical significance or idea. I can only see six cubes arranged in a pattern. ...
1
vote
1answer
149 views

Does the question contain enough information to ask on regular mathematics?

Intro I'm trying to prove that all valid $n^2 \times n^2$ Sudoku solutions follow a cyclic permutation pattern for a subset of $n!$ Sudoku grids. But, I'm not sure on how to prove it. $S= {[n....x]...
-1
votes
0answers
73 views

Should we have an [automatic-sequences] tag?

The main motivation for this proposal lies in the fact that there are a lot of questions on the site concerning the Thue-Morse and Rudin-Shapiro sequences as well as other related automatic integer ...
11
votes
1answer
186 views

Is there any way to have comment templates whenever we are typing comments?

We already have a comment template thread but oftentimes it takes a long time to open meta, go to the question, wait for the page to load, scroll down to the correct comment and copy it, especially if ...
1
vote
0answers
96 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 ...
2
votes
0answers
152 views

Asking questions with a delay before the answers are viewable by anyone

Would it be a good idea to allow users to optionally mark their questions in such a way that answers can be submitted but are not visible for some amount of time (e.g. 48 hours) after the question was ...
6
votes
1answer
108 views

Print to PDF too narrow

I am using Chrome (74.0.3729.169 (Official Build) (64-bit)) and trying to print a question (specifically this one Assistance with proof of $(AB)^T=B^T A^T$) to "Save as PDF". The content is printed ...
-11
votes
1answer
164 views

I suggest a selectable “reason” for a down/up-vote, and an option for further comment

It was suggested that requiring a category for a down-vote would create an asymmetry between up- and down-votes, so I am amending my suggestion to include up-votes along with down-votes. This may be ...
23
votes
2answers
698 views

How does one handle books without errata?

My situation: My book is Differential Forms in Algebraic Topology by Loring W. Tu and Raoul Bott of which An Introduction to Manifolds by Loring W. Tu is a prequel. Neither of which appears to have ...
2
votes
1answer
96 views

reputation points - how are they determined and by whom?

How and by whom are reputation points given? On May 30 I answered a post and it was rated +30. On May 31 it was rated +25 (I don't know if that was a replacement or an addition). On June 2 I ...
-4
votes
0answers
101 views

Why i am not able to add any more questions? [duplicate]

Whenever i write a question, it says that we are no longer accepting questions from this account. What should i do now?
18
votes
2answers
717 views

Is English (US) vs English (UK) grounds for an edit?

I use SOX and I get notified whenever there is anything new on meta. Today, I saw this edit to a post. It replaced favourites with ...
-7
votes
0answers
83 views

Why can an easily graphable definite integral be knotty to evaluate?

Can anyone please recommend how to improve or clarify Why can an easily graphable definite integral be knotty to evaluate??
36
votes
0answers
627 views

Wolfram Releases the Wolfram Engine for Developers!!

This isn't technically a question, but I thought there would be enough interest in Mathematica here on M.SE.Meta to post it. Wolfram made what I would call a gigantic move: they released the Wolfram ...
11
votes
0answers
265 views

An old “list question” edited to include other points

This question from 2016: Some possible mistakes in Bott and Tu contains a list of what the OP suspects to be errors in a famous book. The OP explains for each point their reasoning as to why they ...
-9
votes
0answers
288 views

What made this +6 question with 4 upvoted answers deletable? [duplicate]

https://math.stackexchange.com/q/2805173/111704 Dear censors, here is the time to stop. If you make the site empty, you will feel yourself very alone here. I don't think, this is what you would want....
22
votes
1answer
621 views

I don't understand this audit.

Recently, when going through the Low Quality Posts review queue, I failed an audit. Of course, audits have notoriously been inaccurate at times and I have failed other review audits before, but those ...
13
votes
1answer
688 views

1/2 of question answered by different people

In the question I posed here: A characterization of Weak Convergence in $L^p$ spaces I have a two way implication, one way was answered by one person, the other answered by another. I'd like to ...
4
votes
0answers
80 views

Weird stuff with reputation [duplicate]

Something strange has just happened to my reputation. It suddenly fell from 3067 to 3032, but no reputation changes were indicated in my reputation tab. Does anybody know, what has happened? Is this ...
3
votes
0answers
57 views

Mathjax symbols do not read in titles when using Android

On a mobile I do not get math symbolic notation in title or comments. ( Main text ok ) Is there a fix applicable to Androids ?
0
votes
1answer
111 views

This does not provide an answer to the question

Prove $0.9999^{\!101}<0.99<0.9999^{\!100}$ ......but it does, just a bad one, is it a system bug that posts a comment like that?
3
votes
1answer
263 views

What to do if the question says “I'm too tired…”

In the first posts review queue, I saw a question saying "I'm too tired to solve this ...". If I see such question again, what is the best action?
32
votes
1answer
814 views

Can we ask about code in math.stackexchange?

I was wondering if it's OK to ask about the implementation of a mathematical function in code? Really do not know if I should ask in StackOverflow or math.stackexchange.
4
votes
1answer
91 views

How can I get the *.svg version of the logo of math.SE?

I want to put the logo of math.SE to my website linking to my profile, and the template I'm using uses svg versions of the logos; at least if I have the svg version of a logo, I know how to use it in ...
-8
votes
1answer
136 views

Tag proposal: concatenation

A simple lookup of "concatenation" reveals 1,637 questions with that word in the post. Thus it is not uncommon on MSE with questions based around that topic. Questions Here are some suggestions. ...
8
votes
1answer
103 views

The Unsung Hero badge

The criterion for this badge isn't making sense to me. Please correct me if you think I am going about this wrong. The criterion given is this: "More than 10 accepted answers with score 0 and 25% ...
1
vote
1answer
67 views

dash over a letter [duplicate]

How do I write a letter like : A ,with a bar over it ( stands for the closure of A in topology) . I looked it up but \={A} didn't work , see : $\={A}$ .Help
5
votes
1answer
108 views

I can't write 'Hello!' at the beggining of the question

I hope that I could find some help with the problem that I described with the title of this post. I forgot to write it when I first posted it and than when I edited few stuff I tried to add a 'Hello!',...
-7
votes
1answer
263 views

Many users using the phrase “How to prove…?” incorrectly. How can this be resolved? [closed]

I see the bolded phrases every day, multiple times a day on this site. It may be in the title of the question or in the body of the question. Sometimes, it's even in the comments. I feel it is my duty ...
2
votes
0answers
85 views

Multiple questions in a single post

Recently this question was edited so as to have two separate questions within the same post (after the OP tried to ask me the second question directly in comments on an unrelated question and I ...
2
votes
1answer
270 views

Why when a user account is suspended, is suspended in both math.meta.stack and math.stack?

Why when a user account is suspended, is suspended in both math.meta.stack and math.stack? That seems like double punishment for only one fault. If you are a good contributor math.stack and for some ...
1
vote
1answer
121 views

Why does the down-vote popup say: “This question doesn't show any research effort; it is unclear,or not useful.”?

I've notices that when the pointer hovers over the down-vote button there is a popup that says: "This question doesn't show any research effort; it is unclear,or not useful." Is that what down-voting ...
23
votes
1answer
849 views

What happened on April 2017?

I used the query in this answer to see the number of edits per month and I was fairly surprised as April 2017 had $86,444$ edits. The graph of edits per day is even more surprising as one day had $55,...
10
votes
1answer
234 views

Review queue tests in need of revision?

I was going through the review queue earlier when I was asked to review this question, which, in my opinion, is poorly written and most of its content is an image. Although, judging by this thread, ...
2
votes
1answer
43 views

Edit of headline caused URL to break?

After posting this question I sent the corresponding URL via email to somebody. In the meantime a user has edited the headline of my question which rendered my old link invalid. I used the URL in my ...
4
votes
1answer
120 views

Is it possible to know the questions and answers by a no longer user?

When a user decides to delete their own account or when for some reason the account is deleted, then you can't see any information about the user, you can't click on the name of the user. Is it ...
2
votes
1answer
137 views

Are check my work question discouraged on this site?

Are check my work question discouraged on this site? So here are two basically the same question with one asking to answer the problem and other to what went wrong with my approach. What is wrong ...
5
votes
0answers
91 views

Should MSE send reminders to users listing questions with no selected answer?

Many, many questions have good answers, ignored or forgotten by the OP. A significant part of the issue comes from users unfamiliar with the site and the basics of accepting an answer. Could MSE ...
7
votes
1answer
132 views

How much have I written?

Is there a way to get "global" statistics on one's own MSE posts? I'm particularly interested (if for no good reason) in total length - e.g. what's the average length of an answer I post? - but more ...
41
votes
0answers
1k views

Why does the community seem to encourage technical cleverness over the actual answer to a question?

First post on meta, so here goes nothing. Earlier today, I answered the question linked below: Evaluating $\int_0^1 \frac{3x}{\sqrt{4-3x}} dx$ I believe it is a good question. The user had a ...
9
votes
1answer
316 views

How can I make this question better.

Range of $ y = (\operatorname{arccot} x) (\operatorname{ arccot} ( - x)) $. I asked this question. How can I make this better? Someone in comments is saying I should add more context but I did.
8
votes
1answer
196 views

Tag triangle and triangles

Why do we have tags triangle and then again triangles ? They both seems to have exactly same description. So maybe I am missing something.
3
votes
1answer
87 views

Display issue with first $2$ equations in an answer, although they appear fine in Edit mode

The issue is with my second answer to the question at Fastest way to solve congruency equation. This is what I see: $ $ $ $ The problem occurs on a Windows $7$ machine using FireFox version $66.0.5$...
9
votes
2answers
190 views

MathJax squashed my Chinese $\rm{\small T}heorem$

The letter T in CRT is too small below (source here). This is the only letter in the alphabet that exhibits this problem in that context. Alas, it renders so ugly that I've been forced to resort to ...
5
votes
2answers
117 views

Fixing an AMScd diagram

I want to fix this diagram and also extend it to the diagram below. Can you help me out? $\require{AMScd}$ $\begin{CD} S^{n-1}@>\subseteq >> D^n \\ @VhVV @VVV\\ S^{n-1}\\ @V\subseteq VV @...
5
votes
2answers
156 views

Can you use a smaller font?

I am about to ask a question on math.stackexchange, which requires me to talk a little bit about my representation. For example I include an AMScd picture, which does not look exactly how it is ...
1
vote
1answer
61 views

editing algebraic topology tag description

Currently, the description is Algebraic topology is a mathematical concept that uses algebraic tools to study topological spaces. In other words, it is the intrinsic qualitative aspects of ...
2
votes
2answers
50 views

Review Audits - Posts with links

There have been a few review audits that have been failed recently because the post, on the surface, seems relatively okay. Following the links, though, shows that the post is copied verbatim without ...

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