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### Requests for Reopen & Undeletion Votes (volume 07/2018 - today)

The purpose of this thread is to help focus the attention of the community on posts that may require reopen and undeletion votes. A request should be posted as an answer below (one request per answer)....
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### What do you think is the largest problem facing Math.SE today (July 2015)?

I think it can safely be said that Math.StackExchange (and MathOverflow and perhaps some of the sister sites on the SE network) are the best resources for (English-speaking) people with objective math ...
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### Coping with abstract duplicate questions.

Any longtime reader cannot help but notice that we get many abstract duplicate questions, e.g. this recent question on partial fraction computation, which is not essentially different from many other ...
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### Is there an MSE-like site that is more pleasant to work in? Or are there other solutions?

The Problem: It becomes more difficult to help people on a site in which there is mass closing of questions. And I am disturbed that a small group of people is engaged in trying to delete permanently ...
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### 2014 Moderator Election Q&A - Questionnaire

In connection with the moderator elections, we are holding a Q&A thread for the candidates. Questions collected from an earlier thread have been compiled into this one, which shall now serve as ...
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### Is it appropriate to downvote answers for the sake of deleting a question?

I have noticed that sometimes answers are downvoted in order to cause the automatic deletion of a question by the community user. In particular, there are closed questions with $1$-point answers - ...
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### How to increase traffic to the site?

First, a congratulatory news: at some point today, Mathematics.StackExchange became the 3rd largest site on SE network, by the number of questions posted. This is the first time an SE 2.0 site ...
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Yesterday, I answered this question (later deleted, see below for the text) and was a little surprised when the question was closed. A user in the comments stated, "This is not mathematics. It is ...
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### What are the merits, if there is any, of deleting (correctly) answered questions in the main site of MSE?

Note 2: † This is NOT a duplicate of the linked question: I am NOT asking at all "Under what circumstances is it appropriate to delete a question that has received a good answer?" Again, this ...
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### Editing someone else's question to add context

I recently came across a problem statement question about a block matrix inverse. The original author did not include context, and the question got put on hold. I personally know a lot of situations ...
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A few days ago I posted an answer on this question. After that the original poster deleted it. I undeleted it because it is a terrible idea to delete questions which people have taken the time to ...
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### Should duplicate questions be deleted?

Lately, I came across several suggestions for deletion of questions simply because they are duplicates. In my opininion: If the question is somehow a bad question, then it ought to be deleted, and so ...
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### Historical lock for preserving old, low quality questions

The question Compute $\lim\limits_{n \to \infty }\sin \sin \dots\sin n$ was recently closed (then reopened and historical-locked). I agree that, by modern standards, the question is not a good one. ...