Arturo Magidin
  • Member for 11 years, 5 months
  • Last seen this week
  • Lafayette, LA, USA
Congratulations, Arturo!
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72 votes

Thank you kindly, one and all. Now, if I can only get as much done in my research...

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What do we do with users who post numerous unlabeled homework questions?
41 votes

Mainly directed at user6560's answer. The answer on when using someone's hints or ideas becomes frowned upon is up to the professor on your class. The problem here is not whether or not you are using ...

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How much editing is too much?
30 votes

My main concern is that extensive content (as opposed to formatting) editing, especially very quickly after the post is made, provides reinforcement for the OP to not make an effort in making his or ...

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Do we have an equation editing HOWTO?
25 votes

The equations are typeset using $\LaTeX$; there is a link that says "MathJax Help" when you are editing, which links to Kuhn, Scott, and Andreev's Introduction to LaTeX. Most of the formatting is ...

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What's the deal with naming names?
22 votes

My impression/view that if what happens is that you see a kind of behavior that occurs with some frequency and you are interested in discussing the behavior, it's better to keep it at the generic ...

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What factors should be considered to accept an answer: Time, completeness or what?
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20 votes

To add to Willie Wong's answer, let me point out that it is probably good practice for most question not to accept an answer "after some minutes", but rather to let the question stand for a while, ...

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Giving away from own Reputation Point as a Present
19 votes

Nobody here comes expecting to be paid. Upvotes give reputation; so does accepting answers. You can "pay it forward" by providing answers yourself. You can also "pay it forward" ...

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Should I delete and repost my question to regenerate interest?
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19 votes

Don't delete and repost; for one thing, you will deprive the people who already gave you answers of any reputation they gained from those answers, and you will make their work moot. Instead, edit the ...

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The b**** incident
19 votes

By the time I got there, the post had been "edited" a dozen times, and the comments still visible were as they currently are above my first comment (one comment by Theo, two by joriki, one by ...

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equation and equation* is the same for me
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18 votes

In usual $\LaTeX$, the difference between starred environments and regular environments have to do with numbering equations. MathJax does not automatically number equations, so both methods produce ...

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Are WCYDWT questions on topic?
17 votes

I think such questions can be valuable (nod in Qiaochu's direction), but they can also be somewhat annoying (nod in Willie's direction). If you just learned about, say, Lagrange's Theorem, then isn't ...

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Automatic Community-wikification of very long answers with lots of edits
17 votes

So, to clarify and be able to indicate support: It seems to me that there ought to be a way (there should be a way; it would be a good feature to add to have a way) for moderators to "de-community ...

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How do you do a $\Rightarrow$ with a slash through it in LaTeX (for "does not imply")
16 votes

\nRightarrow gives $\nRightarrow$ Added: For a thorough discussion of \implies vs. \Rightarrow, see this TeX.stackexchange question. Unfortunately, it looks like \centernot is not supported in ...

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What is the purpose of math.se; to learn to provide nice answers or just to get them?
16 votes

If your answer has anything that the posted answer does not have (goes over some point you find or found particularly troublesome, expands on something, adds something), by all means, add the answer. ...

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Take-home test policy
15 votes

I would have thought that the second paragraph in the Homework Question FAQ addresses this: On the other hand, whether your learning institution (middle school, high school, college, etc.) and your ...

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Writing answers works very slow
15 votes

I'm still facing very slow response, and now I'm facing it at home as well as at work. At work I run Firefox 3.6.18 on Ubuntu 10.04.2; at home I'm running Firefox 5 on Windows XP. The behavior at home ...

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What is the motivation for pointless edits?
14 votes

New users sometimes are still getting the hang of the editing feature and may attempt something like this; but they don’t get their edit in automatically, it has to be approved, and I for one would ...

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Numbers after paragraph breaks turn into 1's
13 votes

It's not LaTeX; because you are starting a new paragraph with no left indentation, this resets the counter. It would happen if you have text instead of LaTeX. If instead of a new paragraph with in-...

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What exactly might non-native speakers mean by "doubt"?
12 votes

In Spanish (at least in Mexico), it is perfectly common and fine to preface a question with "Tengo una duda" (literally, "I have a doubt" or "I have one doubt"). It would be entirely common to hear it ...

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Declare Math Operator
12 votes

The \DeclareMathOperator macro makes the argument a math operator with limits above and below. This can be achieved on an ad-hoc basis by using the \mathop{...} command, which turns what is inside the ...

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Why do some answerers prefer full solutions to hints for homework and homework-like questions?
11 votes

I don't know whether I am "guilty" of prefering full solutions to hints (or whether this is bad or not). Like I said in a recent comment: Sometimes I give complete solutions; sometimes I don't. It ...

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Is this question on-topic on Mathematics.SE?
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10 votes

I think it's okay to ask for the standard terminology or "pronunciation" of a mathematical formula in English. It's a bit on the edge, though, I think.

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Why do simple answers get more positive feedback?
9 votes

It’s not always the case. Here is one long, deep answer of mine that got over four times the votes of the next second-most voted, which is short and to the point (and is praised in comments). Here’s a ...

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I do care about the format of the questions
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9 votes

I rejected the edit; as I recall, the edit converted the "Cn(A)" to math in title and did little more. My feeling was that this was (i) a minor change; and (ii) one that could very well have turned ...

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Are cryptography questions allowed to be asked here?
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9 votes

If you are asking about the mathematics behind cryptography, absolutely. This usually includes theory of many cryptosystems (especially modern ones), and cryptanalysis, as well as problems of ...

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Bracketed values with Mathjax
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8 votes

The following: $$\left.\begin{array}{c} 5\\ 6 \end{array} \right] \quad 2\quad \left[\begin{array}{c} 1\\ 2 \end{array}\right.$$ is produced by $$\left.\begin{array}{c} 5\\ 6 \end{array} \right] \...

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Is anyone familiar with thought-experiments in mathematics?
8 votes

Meta is for discussion of topics related to the main site. A perusal of the questions posted here will quickly show you that Meta is not the place to engage in discussions about mathematics, whether ...

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What is the specific purpose of the 'homework' tag?
8 votes

To answer the question actually posed in the body: to me, the homework tag signals that the question derives from homework, and as such that the answer should be couched didactically. Whether this ...

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Why some questions are marked as community.
7 votes

If you go to the "User page" for Community (say, by clicking on the name), you will see in its description: Hi, I'm not really a person. I'm a background process that helps keep this site clean! I ...

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Most Downvoted Questions
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6 votes

Stack Exchange Data Explorer handles a lot of such queries. There is a particular post for "Posts with most upvotes, downvotes, total votes, highest and lowest total score". I don't use the data ...

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