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4 votes
1 answer
203 views

So many close votes.

I would also like to voice frustration at the close votes that have popped up. This question is probably someone who hasn't written alot about density in the naturals. But the question is in good ...
Mason's user avatar
  • 4,564
2 votes
1 answer
102 views

How can I search an old question using approximate time of post, tags and some keywords

There was a question some 9 to 10 years ago without answers. Unfortunately do not remember user ID. Tags were [geometry] , [linear algebra]. IIRC, the question concerns intersections by a plane on a ...
Narasimham's user avatar
  • 42.3k
4 votes
2 answers
273 views

Why does this question get especially more downvotes?

My question here has a total score of $-1$. Although I am not sure how many upvotes and downvotes there exactly are, I find the number of downvotes unexpectedly high. The main reason is that I have ...
Du Doudou's user avatar
  • 375
4 votes
1 answer
319 views

deleted post about lefschetz duality for non-compact

I have a question about my Mathematics Stack Exchange post: A duality generalizing Lefschetz duality of a non-compact manifold idk how i got the post deleted, downvotes and my english is very bad. ...
VINCERE's user avatar
  • 25
12 votes
2 answers
415 views

Community help needed to clean up goo.gl links (by August 25)

As users have pointed out, many links created by Google’s url shortening service (goo.gl) are going to stop functioning as of August 25, 2025. There are thousands of these links in questions, answers, ...
Sasha's user avatar
  • 101
2 votes
0 answers
63 views

LaTeX works fine in editor preview but is malformed when displayed

In this question by another user, I saw that the LaTeX is malformed, but when I clicked "Edit" I was surprised to see that the preview is perfectly fine. Note: this is not a browser or ...
Benjamin Wang's user avatar
-5 votes
1 answer
220 views

It is impossible for me to ask a question. [duplicate]

All my questions have been closed, the last one: Torus minimal simplicial triangulation [closed]. The reason needs to be clarified, but my question is simple: why is the triangulation I used wrong? Is ...
Tagada's user avatar
  • 31
58 votes
3 answers
1k views

The close-question brigade continues out of control

Things are truly out of control here. This question was a good and serious question in differential topology, and the OP provided some reasoning and background. Moreover, I answered the question with ...
Ted Shifrin's user avatar
-4 votes
2 answers
318 views

Why does this question have close votes within minutes?

Solve $\int_a^\infty \Phi(x+z) f(x) dx $ (standard normal) To anyone with experience with probability and normal random variables the question is well defined. Why does it receive multiple close votes ...
Attack68's user avatar
  • 350
0 votes
1 answer
61 views

' Rep needed ' column states ' Not previously ranked' in reputation league

Among Reputation League columns for some Community members/users including me it is noticed in 'rep needed ' column it is left blank as 'not previously ranked'..; as it happens often can someone ...
Narasimham's user avatar
  • 42.3k
2 votes
1 answer
90 views

Is there a bug in my inbox counter?

A surprising red (-1) appeared on my inbox counter: I decided to mark one message as unread and then the counter marked Refresh (0): When I marked a second message as unread, the counter marked (1): ...
Anne Bauval's user avatar
  • 49.8k
-2 votes
0 answers
164 views

Any way to undelete my question? Or should I repost it? (Solved) [closed]

I posted a question on math stack exchange since people were commenting it was not so understandable (I admit, I didn't give much information). Then I corrected it after 2 hours, in which the deed was ...
ζλχ's user avatar
  • 17
2 votes
1 answer
133 views

What should I do with (high level?) exercises?

I apologize in advance because I'm not very familiar with the general etiquette of the website, as I'm a fairly new user. Though I did search the website (and Google) for answers to my question, and I ...
Amir H.G's user avatar
  • 148
6 votes
1 answer
316 views

Is there any provision for recalling a moderator?

Purely hypothetical question: if a moderator is seen to be engaging in actions injurious to the site, is there any provision for holding a recall election? I tried searching meta for recall and ...
Gerry Myerson's user avatar
3 votes
1 answer
397 views

Old post disappeared, an identical one reappeared

I've encountered an issue with the site this week. A few days ago, I made a post on math stackexchange titled The canonical bundle of $\mathbb{P}^n$ is $[-(n+1)H]$ via Griffiths and Harris. Ted ...
user's user avatar
  • 113

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