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446 questions
Newest Active Unanswered Frequent
-4 votes
0 answers
646 views

My recent answer has been removed as "spam" and I lost 100 reputation. I think, my post was not breaking the rules and I responded to the legitimate criticism by other users by fixing the ...
Anixx's user avatar
  • 1
15 votes
0 answers
480 views

News, everybody! Unfortunately, we won't be able to implement the new citation helper feature into the Stack Exchange code any time soon. However, this shouldn't prevent us from using it. I've ...
Asaf Karagila's user avatar
  • 42k
9 votes
0 answers
366 views

I was writing a question and my draft was lost after my browser crashed and I restarted it. It was saved in the past the last time it crashed and I restarted it, but not this time. it just shows up ...
CarP24's user avatar
  • 587
3 votes
1 answer
121 views

In Mathoverflow, how is the "Reached" computed in profile of every user?
Ali Taghavi's user avatar
  • 400
3 votes
2 answers
136 views

I would like to see all questions whose tags contain the word "geometry". Question. Is there a simple way to do that on MathOverflow (different from manually checking all 36 tags containing ...
Taras Banakh's user avatar
  • 44.6k
1 vote
1 answer
108 views

Why can not I vote to reopen the following question? (No button available) On structure of certain universal $C^*$ algebras (An attempt to Non Commutative (Torus) Knot theory)
Ali Taghavi's user avatar
  • 400
2 votes
1 answer
166 views

I remember that, it was previously possible that one choose his/her question to be a community wiki question. But today I could not choose this option. The post is here (A list of ) ...
Ali Taghavi's user avatar
  • 400
4 votes
1 answer
130 views

Can I get a direct link to comments I flagged (if they haven't already been deleted, of course)? I have already seen this answer and the page I get when clicking on "helpful flags" on my ...
Federico Poloni's user avatar
  • 20.5k
2 votes
1 answer
149 views

What is the reason that "Start bounty" is not active for me for the following post A quantity associated to a (finite or Lie or quantum) group I already devoted "200 reputation&...
Ali Taghavi's user avatar
  • 400
1 vote
1 answer
212 views

On this old post, I find the following deleted answer: Presumably this was not the first version of this post, yet there seems no way to access the edit history. Is it a) normal and/or b) intentional ...
Steven Landsburg's user avatar
  • 23.5k
-3 votes
1 answer
407 views

My name is Ben Sprott and I am a physicist, computer scientist, and inventor. I have been using MO for years. I get a lot of hate in here on top of the great answers. I need to know how I can keep ...
Ben Sprott's user avatar
  • 1,289
6 votes
1 answer
450 views

I just noticed that my account on MO was sent back to 0, like all questions & answers appear to be deleted. How can this happen?
Raphael Berger's user avatar
  • 1
0 votes
1 answer
199 views

A few years back, I got a question ban for asking poorly received questions. I didn't know how to improve most of the questions so I deleted them. The last time I posted was August 6, 2024. The ...
Arbuja's user avatar
  • 135
-8 votes
1 answer
153 views

I asked a pretty big question on overflow sometime ago : Some (philosophical) investigations on possible future of proof of Riemann Hypothesis with possible approach : Clearly I have written "...
TPC's user avatar
  • 790
0 votes
1 answer
223 views

I asked this question from my phone and I realized that it represent me as a new contributor. I wish to ask the question from my own account. In the past I frequently used my original ...
Ali Taghavi's user avatar
  • 400
26 votes
2 answers
1k views

Tim Campion and Todd Trimble are currently not listed among the moderators. And their profile pages do not list them as moderators either. At the same time, I haven't noticed some post on meta related ...
Martin Sleziak's user avatar
  • 4,803
0 votes
1 answer
411 views

How to invite a user to a Private MO chat. I read the following but I do not know how to apply it yet. Your help is appreciated https://meta.mathoverflow.net/a/3635/36688 I have to ...
Ali Taghavi's user avatar
  • 400
0 votes
0 answers
195 views

I wonder whether it could be possible to make public which input is blacklisted in titles, posts, tags here on MathOverflow. Or at least a redacted list - I could understand that the mods might keep ...
Martin Sleziak's user avatar
  • 4,803
0 votes
1 answer
102 views

I am searching using a filter composed of several tags, and get empty results: Why?
Anixx's user avatar
  • 1
12 votes
1 answer
365 views

For a day now, every time I go to MathOverflow, it says "This site is currently in read-only mode. We’ll return with full functionality soon." But I also see what appear to be new posts from ...
Gerry Myerson's user avatar
  • 40.9k
-14 votes
2 answers
527 views

I was given -100 reputation for this sound mathematical post https://mathoverflow.net/questions/473947?noredirect=1#comment1231454_473947 This is excessive and I want to dispute this decision, how do ...
ResearchMath's user avatar
  • 398
-6 votes
1 answer
333 views

I'm not good at expressing myself and need research level math help, to assist my research in mathematics, to help the community. Please let me express myself here as I am just trying to get ...
matt's user avatar
  • 1
3 votes
0 answers
187 views

I want to ask a question about a paper that uses this notation: However, when I typeset it in MathJax with ...
Lawton's user avatar
  • 105
7 votes
2 answers
179 views

Suppose I want to download all my questions and answers, e.g., as separate latex files. Is there a way to do this automatically? For example, this can be done on Facebook and on Google. There are many ...
David White's user avatar
  • 31.6k
5 votes
2 answers
181 views

In your profile, you can find a list of all your questions, answers, and comments, and also how many total days you've been logged into MathOverflow. Is there also a way to determine the total number ...
David White's user avatar
  • 31.6k
6 votes
2 answers
613 views

In the past 7 days, I have received 9 downvotes (on questions that have been otherwise positively received). I suspect someone is systematically downvoting, but doing so with a large enough interval ...
varkor's user avatar
  • 12.6k
1 vote
1 answer
161 views

Is there any possibility of undeleting a post? I know it was closed years ago as not MO level. So maybe it could be undeleted and then moved to MSE? Just because it hosts a discussion which is ...
ziggurism's user avatar
  • 1,476
5 votes
1 answer
149 views

Back in the old days before we moved to the current stackexchange platform, you could list users sorted by their user number. Is it still possible to get such a list? I'm trying to remember an old-...
Andy Putman's user avatar
  • 47.8k
4 votes
1 answer
224 views

I recently came across Andrea Mori's question Explicit Casselman theory: reference needed. The comments 1 2 make reference to matrices rendering poorly, and then being fixed, and I was curious what ...
LSpice's user avatar
  • 14k
0 votes
2 answers
305 views

I have this MathJax sequence that I want to format properly in MathOverflow: $$S_m = \begin{cases} \begin{aligned} 1, \quad\text{for m=1}\\ 12, \quad\text{for m=2}\\ 123, \quad\text{for m= 3}\\ ...
Stephen Elliott's user avatar
  • 101
5 votes
0 answers
157 views

I would like to recover my account https://mathoverflow.net/users/2029/andrey-gogolev I don't seem to remember the email associated to it. Even if I did I probably don't have that email address ...
Andrey Gogolev's user avatar
  • 41
6 votes
1 answer
144 views

I have an issue with account merging form in the help center. The 'Your other profile link' does not accept any link to the second my account. Picture 1: Completed help form Picture 2: Outcome of ...
Sergei Ovchinnikov's user avatar
  • 103
11 votes
1 answer
313 views

Today I found MO questions where commenters recommended that Proof Assistants or History of Science and Mathematics would be preferable to MO. Other better placements I remember include Mathematica, ...
Brian Hopkins's user avatar
  • 4,711
1 vote
0 answers
139 views

I would like to add an answer to this question but there is no any answer box for this question. What is the reason? Nonequivalent definitions in Mathematics
Ali Taghavi's user avatar
  • 400
-8 votes
1 answer
267 views

Is providing link to my (8 pages) proof of P=NP and asking to check my proof appropriate for a MathOverflow question? The proof is on professional mathematician level (uses advanced logics) and does ...
porton's user avatar
  • 771
6 votes
0 answers
1k views

Just recently, MathOverflow has started to cause Firefox to use massive CPU resources, at least on my machine. In particular, I'm on a Macbook Pro 2.3 GHz 8-Core Intel Core i9 running Ventura 13.4.1 ...
Dave Benson's user avatar
  • 22.5k
2 votes
0 answers
98 views

I know I can escape backticks, like `. I though I could escape backticks within backticks, as I did in a comment, but it's not working here: a\b`. See a comment ...
LSpice's user avatar
  • 14k
3 votes
1 answer
5k views

I want to write a question in which I have a bar on top of a number or letter to represent a recurring digit. however, I can't find any options to write the particular digit, even when I search the ...
Super Coder's user avatar
  • 9
2 votes
1 answer
140 views

I had a custom filter for questions in tag co.combinatorics with no answer. It seems to be "stuck" in the sense that if I go to the "generic" page for that tag, https://...
Peter Taylor's user avatar
  • 7,978
2 votes
1 answer
395 views

This is a follow up to this post: I haven’t received a response from either this or this post, since, according to @Asaf Karigila: "The longer, more detailed, more effort that is required to ...
Arbuja's user avatar
  • 135
1 vote
0 answers
108 views

I tried to make this post easier to read but find it extremely difficult to get through grammatical-wise. I'm wondering if there is someone who can correct the grammar of this post or rewrite the ...
Arbuja's user avatar
  • 135
6 votes
1 answer
282 views

My automatically generated Gravatar has changed. Is that normal? I thought they were supposed to be permanent. I used to have a purple pattern IIRC, now it is light blue, a color I have never seen. It ...
Federico Poloni's user avatar
  • 20.5k
17 votes
1 answer
698 views

It has been reported that "Hosting site Imgur will remove explicit and anonymous content next month". Are there possibly some images linked in MathOverflow questions or answers, attached to ...
Zach Teitler's user avatar
  • 6,361
4 votes
1 answer
293 views

I recall that Thurston answered a question, showing that a particular graph braid group is the fundamental group of a three-manifold. I even recall that the answer proved that the three-manifold was ...
Sam Nead's user avatar
  • 30k
4 votes
2 answers
123 views

I tried to vote to close Einstein problem; on mirror symmemtry as a duplicate of Aperiodic monotile without reflections?. But the software gave me an error I wasn’t expecting: it said because the ...
Sam Hopkins's user avatar
  • 26k
-5 votes
2 answers
384 views

Recently I have lost 2 reputation points for merely looking at a question, comments and an answer (1 point for reading the question "Large cardinals in $ZF$ + $DC$ + $AD$, and 1 point for reading ...
Thomas Benjamin's user avatar
  • 6,268
23 votes
1 answer
901 views

I saw the question previously asked in: Who owns my MathOverflow posts? Unfortunately, I was not able to get a clear answer by reading the responses to that question, as other people had commented ...
Mahdi Majidi-Zolbanin's user avatar
  • 3,141
3 votes
1 answer
155 views

Is there anywhere a list of questions, answers or comments that I have flagged? I believe a list of such, together with my explanations why did I flag this, should be available, but I could not find ...
მამუკა ჯიბლაძე's user avatar
  • 19.4k
2 votes
0 answers
102 views

I came to know that to have a positive question record the total number of questions (including deleted ones) must be at least double the sum of (deleted, downvoted, and closed) questions. If a ...
Zuhair Al-Johar's user avatar
  • 13.2k
0 votes
0 answers
143 views

How do I earn 50 points to comment if I am not allowed to comment or post? So my problem is as described as far you can see.
Buster Solomon's user avatar
  • 1

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