Qiaochu Yuan
  • Member for 11 years, 5 months
  • Last seen more than 1 year ago
Appropriateness of non-technical but tangentially related questions?
Accepted answer
10 votes

"Serious" and "technical" convey the wrong tone to me, but I would like questions here to be in some way related to learning and/or doing math. It is fine not to interpret this too strictly, but the ...

View answer
How has MSE changed in your time here?
9 votes

I think people asked somewhat more philosophical or curiosity-based questions in the beginning, and questions nowadays slant more strongly towards homework, or at least people being confused about ...

View answer
Unactive active questions
9 votes

When the Community user bumps a question, it's because that question has no upvoted (or accepted?) answers. The Community user doesn't do anything other than bump in this case; no edits or anything. I ...

View answer
Policy on users deleting their own questions?
Accepted answer
9 votes

Users of course have the right to delete their questions. This is generally frowned upon if there are already substantial and/or upvoted answers to the question, since then you are taking reputation ...

View answer
What to do with follow-ups to my comment to my own question?
9 votes

If it's too long for a comment, either edit it into your question or take it to chat. The comment box is a necessary evil and expanding it would distract from the main purpose of the site (this is ...

View answer
Why was "Equilateral triangle and a parabola" deleted?
Accepted answer
9 votes

It was deleted at the request of the OP. The OP's professor is aware of the existence of the question.

View answer
What is the point of the Review page?
9 votes

I guess the main point is to help identify things that the moderators should immediately act on, such as questions that should obviously be closed or moved or spam answers or comments. Generally ...

View answer
What domain name to use?
9 votes

HilbertsHotel.com Available HilbertsHotel.net Available

View answer
Flag Declined and How to avoid it
Accepted answer
8 votes

I don't know who declined your flag. I converted the answer to a comment and merged the accounts. In general I think it's good to flag with more detail rather than less.

View answer
What does "user was removed" mean in my 'reputation' history?
Accepted answer
8 votes

It means that a user was removed. This removes all posts they own with negative total score, possibly including questions that you answered and received upvotes on. (Also, it's called "reputation" ...

View answer
Is this question appropriate?
Accepted answer
8 votes

This seems off-topic to me. You should try getting in touch with Andrea Ferretti directly.

View answer
Unanswered Questions
8 votes

The fact that upvoted comments are often answers is, I think, basically peculiar to math.SE (in my experience). If you browse other SE sites you'll see that in many other places upvotes usually go to ...

View answer
Removing of users
8 votes

In this case it was requested by the user. There is deletion and there is destruction. Deletion removes a user but does not remove any of their content which has a positive (non-negative?) vote total. ...

View answer
Delete vs. Edit etiquette
Accepted answer
8 votes

It's up to you, but I would lean towards editing or, if you can't fix the error, striking out the incorrect parts and leaving it up as a lesson to others. There are situations where multiple people ...

View answer
Badge "unsung hero", accepted but not upvoted answer
8 votes

Exactly what it sounds like: recognizing people who write accepted answers that don't get upvoted. Who knows? I've had this happen a couple of times myself. Some people probably don't realize that you ...

View answer
Are WCYDWT questions on topic?
8 votes

I am generally a fan of questions like this, but I think it's important to keep in mind that the value of a piece of mathematics is not necessarily always to be found in its applications. Sometimes a ...

View answer
Are cryptography questions allowed to be asked here?
8 votes

Depends on what you mean by a cryptography question. Generally speaking, a question about the conceptual details of an algorithm (e.g. RSA) are probably fine. A question about implementation details, ...

View answer
What's going on with the question "Change of measure"
Accepted answer
8 votes

As you say, the questioner posted several other poorly motivated homework questions yesterday and did not listen to multiple users asking them to stop. I locked the newest question, which was then ...

View answer
PLEASE exercise more restraint before voting to close - discuss here first
8 votes

I do not see a way to repair the question without altering its intent. It would be fine for me if the question was something like "what are other nice applications of this technique," but the ...

View answer
How can I delete my own answer?
Accepted answer
8 votes

There should be a "delete" link in the lower left between "edit" and "flag." Note that deleted answers are still visible to people with 2000+ rep (until the beta ends, then it's 10000+ rep).

View answer
Questions about motivations of a given mathematical view
7 votes

If you really want to ask such a question, keep it as specific as possible. For example, cite a specific paragraph by such a mathematician and ask what considerations might have motivated the point of ...

View answer
how to migrate a question?
7 votes

It's an option you can vote on when you close a question as off-topic. You only get a few options, though. Moderators can migrate to any other site in the SE network, so usually you should flag a ...

View answer
Is there an automatic way to move questions to Mathoverflow?
Accepted answer
7 votes

Nope. MathOverflow is (was?) part of StackExchange 1.0 and is run independently of the rest of the network. In particular, moderators cannot migrate to MathOverflow from anywhere else in the network. ...

View answer
Policy on accepting my own answer
7 votes

If your answer is the right answer, then you are certainly entitled to accept it. The acceptance process should ideally be answerer-independent: it should only depend on the content of the answer. I ...

View answer
Sophistication level tags?
7 votes

Some tags do have sophisticated and unsophisticated versions, such as [number-theory] vs. [elementary-number-theory]. If you think the distinction is important enough to warrant tagging, don't ...

View answer
How to ask a question which is based on your attempt to answer another question?
Accepted answer
7 votes

Some comments (numbering unrelated to your numbering): I don't see the problem with posting a solution you're not sure of as long as you indicate, somewhere in your answer, that you're not sure of it....

View answer
What kind of questions should be asked as CW?
7 votes

To start with, the following situations: The question is asking for a list of examples. In this case I think it makes sense to use the voting system as a way to rank the answers, and it's easier to ...

View answer
"Is this a new infinity notation?"
7 votes

The question does not contain a precise definition, so there's nothing to answer. It should stay closed until the OP decides to adhere to the standards of mathematical communication.

View answer
Are calculation questions acceptable?
7 votes

What I'm currently doing on the main site is abstaining from closing anything that is not obviously off-topic. As an MO user, I am probably biased against the kind of questions the typical MU user ...

View answer
mysterious immediate upvotes not based on content
6 votes

The style in which an answer is written and the author of the answer can both be used to make inferences about the extent to which an answer is correct and/or useful without thoroughly understanding ...

View answer
1 2 3
4
5
7