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91 votes

How many actual mathematicians are here?

I am not a mathematician and I am here. Therefore there is at least one non-mathematician here.
Janac Meena's user avatar
45 votes
Accepted

How many actual mathematicians are here?

As Paramanand says aptly in the comments : The fact that you get high quality answers is more important than the information that the answerer is/is not a professional mathematician. First, I will ...
Sarvesh Ravichandran Iyer's user avatar
16 votes

How many actual mathematicians are here?

To cover an additional sector of people beyond those in астон вілла олоф мэллбэрг's answer. There are probably many people self-taught people with little to no formal credentials. (This is certainly ...
Derek Elkins left SE's user avatar
16 votes
Accepted

Comparison of Stack Exchange and Wikipedia?

Stack Exchange and Wikipedia are both crowd-sourced sites. Experts and non-experts alike can post content to both. Some Stack Exchange answers link to Wikipedia, and some Wikipedia articles link to ...
Peter Taylor's user avatar
  • 13.4k
13 votes

Why are there so many calculus questions on math.stackexchange?

A main source of questions are those of beginning university/college students, or those at this level, which can include some advanced high-school students. More abstractly, persons towards the ...
quid's user avatar
  • 42.2k
12 votes
Accepted

Why is the user search so out of date?

You were only looking at the reputation earned during the current month: Click on the "all" to get cumulative reputation (modulo caching):
user642796's user avatar
  • 52.2k
11 votes
Accepted

How can I find posts that have been answered by two users?

You can use the Stack Exchange Data Explorer for these kind of things. For Q1, this query lists the questions answered by the two highest reputation users on the site, but you can easily adjust the ...
Glorfindel's user avatar
  • 3,955
10 votes
Accepted

Why exist users with negative reputation?

One cannot have negative total reputation, but one can of course lose reputation during a set time period. Bounties are a popular method for such reputation losses. In the reputation leagues for a ...
Daniel Fischer's user avatar
9 votes
Accepted

How to search for users based on reputation and badge?

We can go to stack exchange data explorer. There is a script for top users without gold badge. Below is the list of top users without gold badge on our site as of September 24, 2017.
Siong Thye Goh's user avatar
7 votes
Accepted

Is it possible to see how many users are online?

Regarding your questions: There is no dedicated feature to see how many users are online (but see Martin's comment for some ideas); it is also not exactly clear to me what it would mean. Generally, ...
quid's user avatar
  • 42.2k
5 votes

How many actual mathematicians are here?

Would you say that Pierre de Fermat was a mathematician?
Paul Frost's user avatar
  • 77.4k
4 votes

User removed along with link OR how to find out which of my postings' points were affected by the deletion of a user.

When a user gets removed you only get the information regarding the changes of the points. You do not get the information on which posts the events occurred or which users was removed. Using standard ...
quid's user avatar
  • 42.2k
4 votes
Accepted

Discrepancy in reputation change between reputation league and user list

It could be one or two things: caching - reputation leagues are updated once a day, the /users page more often. The 'reputation change' column in the reputation ...
Glorfindel's user avatar
  • 3,955
4 votes
Accepted

Informed badge already achieved, but badge is still being aimed.

Coincidentally, we had a similar question earlier this month on Meta Stack Exchange: Why is the 'Next badge', Curious, the same as the Newest badge in this profile?. I can repeat my answer ...
Glorfindel's user avatar
  • 3,955
3 votes
Accepted

About the message "User was removed"

There just is no answer that was deleted. Note what it says (added emphasis): "This message means that a user who voted for one of your posts had their account deleted[...]" What happened is that a ...
quid's user avatar
  • 42.2k
2 votes

How many actual mathematicians are here?

There is probably a somewhat large number of MSc engineering graduates having gone back and specialized in mathematics applied for their field on PhD level. I am one of those, anyway. For more "pure ...
mathreadler's user avatar
  • 25.9k

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