Questions tagged [reference-request]

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18
votes
1answer
563 views

On bibliographic references.

On this answer, which provides a bibliographic reference to one of the standard sources of information on the subject of question to which it is attached, was flagged for review for «low quality» and, ...
39
votes
4answers
1k views

What is a good forum for math discussion?

This forum is inadequate for my needs, because the question/answer format is too restrictive. I need an online forum were I can make questions, and discuss the answers. I want to contact people with ...
17
votes
3answers
739 views

Compiling a book of the most interesting problems solved in Math Stackexchange

I was reading the Princeton Companion of Mathematics compiled by Tim Gowers and team and a thought stuck me. What we if produced a compilation book of the most interesting problems solved in Math ...
2
votes
0answers
199 views

Anyone know the contest this is from? [closed]

Evidently the problem is to show this is impossible: $$\frac{z^3}{x^3+y^3+2xyz}=3$$$(x,y,z\in \mathbb N)$ Posted as Why there isn't any solution in positive integers for $z^3 = 3(x^3 +y^3+2xyz)$...