Qiaochu Yuan
  • Member for 11 years, 5 months
  • Last seen more than 1 year ago
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 ...

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Math Stack Exchange versus MathOverflow for a beginning graduate student
29 votes

I think you should err on the side of just asking on MathOverflow. There aren't enough interesting questions on MO these days anyway. If you're worried about your reputation (in the colloquial sense) ...

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I'm not a robot?
4 votes

"Robot" here really means spambot. On many places on the internet where people can make accounts and post content, spambots often appear to post advertisements, links to shady websites, etc. The ...

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Is cross-posted forbidden/discouraged on Stack Exchange sites? If so, why?
Accepted answer
34 votes

My personal opinion is that cross-posting is okay as long as each question links to all other versions of itself. Otherwise you risk unnecessary duplication of effort (someone slaves over a hot stove ...

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Where can I ask for better explanations?
13 votes

Ask a follow-up question, link to the original question, and explain what you're still confused about.

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Why do women participate less on our site using their real names?
Accepted answer
48 votes

Izabella Laba, a female mathematician, has written two posts about why she does not participate on MathOverflow that you might find interesting: the first, and the second.

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Misleading Answers = Poor answers
16 votes

If you see a bad answer, downvote it. If you really don't like it, leave a comment explaining why.

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Discussion: what should we do about the increasing number of questions?
43 votes

I have several concerns about the increasing load of questions on math.SE. The two primary ones are probably the following: I am concerned that I see many low-quality questions that look like ...

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How to bring to attention spiteful down-voting?
Accepted answer
10 votes

Doesn't look like it. As far as I can tell, no user has ever given you 5 or more downvotes (not just within a period of time but overall).

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Centralized solutions to textbook problems considered harmful?
-22 votes

I would prefer that this not happen. If you want to do this, don't indicate where the problems come from, and change their wording.

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Closing questions that show no effort - official policy?
57 votes

My opinion is that we should be substantially more aggressive about closing questions than we currently are. In particular, I think we should be substantially more aggressive about lazy homework ...

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Is it off-topic asking who were "famous" mathematicians / logicians?
11 votes

I don't like it (it's subjective / argumentative). What are you actually planning on doing with this information?

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Vulgar Username
1 votes

Edited. ${}{}{}{}{}{}{}{}{}{}{}{}{}{}{}{}{}$

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Closing a question because of legalism
11 votes

I did not close the question because of legalism. I closed the question because it was off-topic. The question was about how to use technology to accomplish a particular goal that many people, e.g. ...

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Cross-posting or Move a Question to CrossValidated?
Accepted answer
4 votes

I moved it. The question is not a mathematical question.

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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 ...

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Proper use of the (homework) tag redux
0 votes

It might help for me to describe more thoroughly where I'm coming from. Questions are being posted to math.SE much more quickly than they used to be, and average question quality also subjectively ...

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Feature request: hide specific questions
0 votes

Partial solution: I bit the bullet and started hiding a few tags I was pretty sure I generally didn't want to look at. This lets me hide some recent questions by tagging them with those tags if ...

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How far should the answer go?
Accepted answer
26 votes

Both. If you want to do one, do one. If you want to do the other, do the other. Answers are not only for the asker.

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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.

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What can we do about offensive and worthless posts? (Was: How did this user/answer get access?)
Accepted answer
19 votes

Flag the moderators. The post has been deleted and the account has been destroyed.

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Letting less-reputable people answer questions
43 votes

math.SE can be a useful learning environment on the answerer side, but that isn't what it's optimized for. It's optimized for answering people's questions. If all you want to do is learn, then look at ...

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Can someone explain the "economics" of StackExchange points?
17 votes

Economics is not quite the right metaphor. The philosophy behind reputation is gamification. (Economics engages the fancy parts of your brain, but gamification engages the lizard parts.) For what it'...

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Suggestion for "Hint-Only" Tag
Accepted answer
17 votes

Tags are for consolidating questions together. There are a few basic ways they get used: As ways to search for questions on a particular topic. To add to favorite tags. To add to ignored tags. To ...

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When a user (completely) changes their answer via edit
Accepted answer
10 votes

You can flag as no longer relevant and a moderator can delete the entire conversation.

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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 ...

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Reputation points for less elementary questions and answers are low
32 votes

This is inevitable for structural reasons, as Will says. The truth is that most users simply do not have the expertise to judge less elementary questions and answers one way or another, and there's ...

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how do you delete a question that you have posted on this website?
Accepted answer
3 votes

Questions with at least one upvoted answer cannot be deleted by ordinary users.

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Is it possible to donate reputation points?
Accepted answer
21 votes

Yes, but only to someone who's answered a question. You can do this by setting a bounty on the question and then assigning it to the answerer. (I am not entirely sure whether you get to choose who ...

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Book recommendations
21 votes

Recommending a book to someone that one has not read oneself without explicitly declaring so makes no sense to me. If you think it's reasonable to start reading a book because someone recommended it ...

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