7

The help page says, among other on-topic areas there are: Understanding mathematical concepts and theorems. Mathematical problems such as one might come across in a course or textbook. Any modern "intro to proof" textbook has a nontrivial number of questions asking students to analyze incorrect proofs, precisely for the purpose of understanding ...


6

As explained in the comments, you can find things like this using SEDE. Here is a query looking for the most upvoted comments on the main site and on meta. And here is a similar query for Stack Overflow. (SO has many comments - to make the query faster I have added the condition to check only the comments above certain score.) You have also asked for top ...


6

experimentally change the width parameter to find the image size that you regard as the most suitable Be aware that, in general, using absolute sizes can produce something that looks good on your screen, but awful on other people's. I'm looking at this on a 4K monitor, so 200px is going to look too tiny (that's only 5% of the width of my screen), while ...


6

It is important to understand that "closing as a duplicate" can be done in different ways. For example, a thing that can be done in such a case is to explain how the duplicate applies. Note the comment by the user that closed it: "See the linked dupe for how to find all roots of $\,n^2\equiv n\pmod{1000}\ \ $" This comment translates the ...


5

Yes your behaviour is right. You can definitely accept your answer. It is allowed and will help future readers to get more knowledge. However if the other answers have helped you do upvote them and thank them in comments. It should be noted that one does not get any reputation for accepting own answer. Refer these links for more examples- Accepting your own ...


4

You need not to worry about this. Someone who has deliberately downvoted most of your posts but you need not worry. This is serial voting and your reputation will be restored to you by 5 am UTC. If the 24 hours have already passed and the suspicious votes have not been reversed, you can then flag one of your own posts for "in need of moderator ...


4

To summarize the suggestions in your post and the comments, I suggest we change the excerpt as follows. Use this tag for questions about source-coding and channel-coding in information theory, error-correcting codes, error-detecting codes, and related algebraic and/or combinatoric constructions. This tag should not be used for questions about programming. ...


2

Putting my Product Owner hat on for a moment then, since this is a feature request there are (the usual) things missing$^1$. Who will be enabling this test? There is a division of labour already: StackOverflow and its employees own the code to the site, and presumably they will need to be asked/persuaded to provide an interface for this test. If they ...


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