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Questions that are about research in mathematics, or about the job of a research mathematician, without being mathematical problems or statements in the strictest sense. Do not use this tag for easy or supposedly easy mathematical questions.

6 votes

What are the usual deadlines in paper submission procedure?

Unfortunately, this varies a lot depending on journal and field. Some journals will not acknowledge receipt (note to editors: this is unprofessional) and the first you'll know is a (hopefully positive …
4 votes

Why do we need random variables?

I think if you're doing very simple things, it will always be easier to just work directly with the probability space rather than introduce random variables. But this rapidly gets less true if you wan …
user36212's user avatar
  • 1,687
6 votes

Equal signs with fancy marks

In a slightly different direction, $\overset{\mbox{(2.3)}}{\ge}$ (the overset should be in a smaller font using \tiny, but for some reason that wouldn't render here) is a nice way to indicate that the …
user36212's user avatar
  • 1,687