25 questions linked to/from List of chatrooms
4k views

### Three levels of Math

This is my first post on Mathematics Meta, I hope it is appropriate and not a duplicate. I do want to ask why there are only 2 levels of Math as MO and MSE but not a third one. MO is interested in ...
3k views

### Announcing a third-party search engine for Math StackExchange.

Approach0 is a math-aware search engine. “Math-aware” means you can add math expression(s) as some of your keywords to have search engine help you find similar expressions. Check out here: https://...
1k views

### Are congratulatory posts off-topic on meta? Or only some of them?

Posts commenting some achievements of math.SE users have been posted quite often on meta. Usually it was about a user reaching some reputation milestone, such as 100k or 200k. (I also remember a post ...
529 views

### How to search on this site?

When using this site, it is quite important to be able to find posts on this site which might be related to the question I am interested it - both to avoid duplication (i.e., not asking again ...
12k views

### What is the best way to search for a math equation on the internet?

I just asked the question: prove that $\int_{0}^{1}x^{-x}dx=\sum_{n=1}^{\infty}n^{-n}$. I do not know of a good way to search an equation (nor did I know this equality is known as sophomore's dream) ...
596 views

### Should we have “messages for moderators” chatroom?

When, for some reason, I want contact a moderator I have several possibilities: I can flag some post. I can bring up the particular issue on meta. I can ping one of the mods by leaving a comment on ...
737 views

### Is it okay to ask for proof assistance frequently as you self-teach a topic?

I'm self-teaching algebraic geometry, and obviously the problems get hard fast (for a hobbyist at least) and I can't be 100% sure if I solved a particular problem. Initially I found Math SE to be very ...
655 views

### How do you search for duplicates?

Sometimes I am really surprised how fast are the duplicates of new question found, given that we have vast amount of questions here. I hope posting this question here can be useful and can lead to ...
602 views

### Request in chat to downvote a specific answer

Suppose I see an answer which I find highly inappropriate and misleading (disclaimer: this is not only hypothetical, I have a particular concrete situation in mind). Is it unethical to post this ...
511 views

### A case for deleting wrong answers

Yesterday I observed (on my cellphone) that Google returned a top-level "snippet" for graph isomorphism that quoted this old (and incorrect) Answer. Normally I do ...
301 views

### Ask not what MSE can do for you but ask what you can do for MSE!

What needs to get done around here? Are we putting our farmers to good use? Let's say I was of the mind to spend some time doing mindless hygiene on our site: what would be a good use of my time? ...
360 views

For the post Fundamental group of projective plane is $C_{2}$???, I think there is a mistake in Amos Joshua's answer: If you rotate the 1 2 loop, it will no longer be connected to the 3 4 loop, and a ...
455 views

### Would list of chat rooms (and chat room suggestions) be useful?

To some extent this can be considered as a follow-up of this question: Increasing chat use, pros, cons and the tour. It more-or-less asks how to help in making chat rooms successful. One of possible ...
So I did some maths and wonder if I did it correct. Is here to correct place to ask a question of the form: I need to find the derivative $\frac{dF}{dx}$ and here is my solution. Is this correct? As ...