# Questions tagged [citations]

Citation questions regards finding or discussing sources for theorems, conjectures and statements in articles, books or other credible sources.

19
questions

**2**

votes

**2**answers

113 views

### Piecewise-metrizability problems from Willard's Topology

Maybe someone familiar with Willard's textbook can help me out. Problem section 23G on pg. 174 is titled piecewise metrizability. The first problem is:
If a Tychonoff space $X$ is the union of ...

**29**

votes

**2**answers

1k views

### Is it possible to cite a page in n-Lab in a research paper?

One of the concepts I need in my paper is best summarized on the n-Lab page. I tried my best to find a similar description of the same concept in a more "classical" reference, such as a paper or a ...

**14**

votes

**2**answers

780 views

### Inconsistencies in MathSciNet citation database

Starting this January, I observe more and more inconsistencies in the MathSciNet citation database. A typical situation is that the number of citations shown in the description of a paper differs from ...

**4**

votes

**1**answer

232 views

### Diamond lemma for edge-colored directed graphs

Suppose we have a directed graph with colored edges such that (1) every vertex has at most one outgoing edge of each color, (2) for any path of length two, say from $u$ to $v$ to $w$, there exists a ...

**5**

votes

**0**answers

205 views

### On Isbell's “On coherent algebras and strict algebras”

In section 1.2 (p. 284) of his "Coherence theorems for lax algebras and for distributive laws," Kelly writes:
It is a special case of the assertion of Isbell in [7], but this assertion has been ...

**19**

votes

**1**answer

1k views

### What should I cite for the Poincaré conjecture?

I'm writing a paper that, rather unexpectedly, needs the Poincaré conjecture for one of the results. (The paper has almost nothing to do with differential geometry!)
The conjecture was famously ...

**4**

votes

**0**answers

250 views

### Verifying a source that lacks a citation

In this German Mathematics Wikibook page, formula $0.5$ lists the following equation
$$\int_0^1 \sin(\pi x) x^x (1-x)^{1-x} \ \mathrm{d}x = \frac{\pi e}{24}$$ as supposedly attributed to Ramanujan (...

**39**

votes

**4**answers

3k views

### Missing citations of “to appear” papers on MathSciNet

Recently, looking at my author profile on MathSciNet (Am I a narcissist?), I saw that my citations counter is lower than what I expected. After a while, I realized what the problem is:
Many of my ...

**3**

votes

**1**answer

147 views

### Preprint by Wall on Sjogren's theorem

In their account http://dx.doi.org/10.1016/0022-4049(87)90048-X of Sjogren's theorem, Cliff and Hartley refer to two articles:
[9] B. Hartley, A note on a lemma of Sjogren relating to. dimension ...

**6**

votes

**1**answer

271 views

### Origin of the numbers game

The numbers game is a (one-player) game played on a finite graph with an initial assignment of numbers to its vertices, studied by Alon, Bj\"orner, Brenti, Donnelly, Eriksson, Krasikov, Mozes, Peres, ...

**10**

votes

**3**answers

3k views

### How to cite a sequence from The On-Line Encyclopedia of Integer Sequences (OEIS)?

In my paper I want to provide a reference for a sequence (in this case - A001970) from The On-Line Encyclopedia of Integer Sequences (OEIS).
However, I couldn't find an official bib entry for it (...

**12**

votes

**5**answers

3k views

### How to refer to a theorem that you have shown to be wrong

I am writing a paper about a flaw that I found in a published paper. There, the statement is called “Theorem 2”. In my paper, I am reproducing the other paper’s definitions, and steps leading towards ...

**11**

votes

**3**answers

6k views

### Best citations database

Which online service provides the most complete list of citations to given mathematical paper? I mean the citations both in published papers and in preprints. I guess scholar.google is the best, maybe ...

**22**

votes

**3**answers

3k views

### Citation of a paper with a proof you would like to improve [closed]

Imagine that you are in the following situation: You write up a proof which eventually gets published. There you need a result which is not so well-known but it is contained in another paper P; ...

**12**

votes

**4**answers

1k views

### Cite articles or book where I first found the result?

I'm writing up a paper and I'm not sure how to cite a few things. It concerns a conjecture made by Quillen. Some work has been done showing it's true in some cases, false in others. These results I ...

**23**

votes

**2**answers

1k views

### Finding citations for 'well-known' results

I am almost ready to submit my most recent paper, and I find myself in a problem that has already occurred multiple times in my short publishing career. In this paper, I wish to state a result which ...

**29**

votes

**3**answers

4k views

### Citing papers that are in a language that you do not read.

I have a basic question that others have definitely considered.
Often there are papers that originally appeared in a language that one might not understand (and I mean a natural language here). I ...

**53**

votes

**9**answers

37k views

### Should I not cite an arxiv.org paper which otherwise seems to be unpublished?

I want to cite a paper which is on arxiv.org but is not published or reviewed anywhere, and no publication or review seems to be in the pipeline. Would citing this arxiv.org paper be bad? Should I ...

**14**

votes

**6**answers

4k views

### If Erdős is published as Erdös in a paper, which do I cite?

There seems to be a few papers around with Erdős written as Erdös. For example:
MR0987571 (90h:11090) Alladi, K.; Erdös, P.; Vaaler, J. D. Multiplicative functions and small divisors. II. J. Number ...