Mathematics Stack Exchange
Mathematics Stack Exchange

Questions tagged [soft-question]

For questions whose answers can't be objectively evaluated as correct or incorrect, but which are still relevant to this site. Please be specific about what you are after.

For questions whose answers cannot be objectively evaluated as correct or incorrect, but which are still relevant to mathematics.se.

12079 questions
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A very vague question about the cartesian product in mathematics.

Motivated by this question, I am wondering about Cartesian product analogs in various subfields of mathematics. The set theoretic Cartesian product creates an "output" set from a set of "input" sets, so that each member of the output set corresponds…
opt
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relationship between Minkowski addition and the trajectory of a numerical controle machine?

This is a very naive question about the Minkowski addition. I hope not to be off-topic. I read in the Wikipedia's article dedicated to it : In numerical control machining, the programming of the NC tool exploits the fact that the Minkowski sum of…
suizokukan
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Topics for a Ted-Talk-like presentation! (Topology/Non-Euclidean Geometry)

I'm looking for a good topic to base my presentation on (length: 15-20 mins). I'm a freshman mathematics student, and my audience won't be skilled in mathematics beyond high-school maths. I've been looking all over, but I can't seem to find an…
Hend
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Site to find no popular papers/books

I'm studying this article and in a particular proof the author advices to look for this paper/book: Buchweitz,R.-O.: Über Deformationem monomialer Kurvensingularitäten und Weierstrasspunkte auf Riemannschen Flächen. Is there some site which I…
user42912
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Resources for getting maths on to the web

An off-topic question posed at Mathoverflow by Andrew Stacey, but one which fits here: One thing that came out of Terry Tao's recent blog posts on this matter (first post and follow up) is that it's hard to get an overview of all the different ways…
user218
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Resource Request- Good classifcation of shapes by number of vertices?

There are many websites that classify various aspects of mathematics. For example: Integral table, a huge list of…
El Santi
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Uncommon question for everyone that is related to mathematics

I'm still a student and something funny that I've seen is that many mathematicians evade the question, "What is mathematics?" And when they don't evade it, every person gives a different definition. So I was wondering, and I think this is the best…
Diego Robayo
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Math Prerequisites for QFT

I am curious about which areas of mathematics one should be comfortable with before learning QFT. I am familiar with the "learn-it-as-you-go" approach often advocated in physics, but would like to know how to avoid that in learning QFT. Naming of…
Optional
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Proof Techniques ( Soft Question )

I've been googling around for books of methods of mathematical proofing, and I haven't had much luck finding anything reputable in book form. I do recall running by a few in a university library ( I no longer live near the particular one nor…
Doryan Miller
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Where should I go for translations of mathematical texts?

I am currently trying to read Applications algébriques de la cohomologie de groupes. II: théorie des algèbres simples by J-P. Serre. It is very hard for me to read this article since I'm not a native Frech speaker. Also normal traslation machines…
gebruiker
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The indeterminate form problem

How to solve for $a$ $a\pm k$(k being any real number other $0$)=$\frac{a}{a}=a^2=a$ Find $a$ ( $k$ is any real number other than $0$ The only solution I could think of is $$\frac{0}{0}$$ But does it belong to real numbers and is my solution…
user153283
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Reflexive and relation

Please give me feedback on my answer to this question. Question: For all $x,y\in R$ define that $x\equiv y$ if $x^{2}=y^{2}$. Then $\equiv$ is an equivalence relation on $R$, there are infinitely many equivalence classes, one of them consists of…
user142943
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Need some help about computer programming.

In mathematics, sometimes we have to do very long and time consuming work related to some functions or algorithm or some other work. For example if we want to check that for which last number $n$, $0$ Comes in the expansion of $3^n$ For another…
Satvik Mashkaria
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College Math Competitions

Next year i'll be going to UMCP and i'be been doing competition math from middle school and throughout high school. I've done some looking around, and other than the Putnam Competition, there don't seem to be many college level math competitions.…
Asimov
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Sets of Functions

Please provide feedback to my answer to this question. Question: For all sets A,B,C if A contain in B, B contain in C and C contain in A , then A=B=C. Answer: True, since; If we let x be element of A, since A contain in B, it implies that x is also…
user142943
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