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Results tagged with soft-question
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user 717
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.
29
votes
6
answers
3k
views
Errata database?
Some authors do a really great job by collecting errors and comments to their books and putting a list on their websites. I wonder if there is some (perhaps wiki-style) website where errata are collec …
- 4,713
15
votes
8
answers
2k
views
How can I conclude that I live in a solar system?
Well, this is an awkward question and I don't know if it is mathematical enough for MO (I'm sorry if not) but I'll try it: What observations in the coordinate system centered in my fixed position on e …
- 253
14
votes
What out-of-print books would you like to see re-printed?
Methods of representation theory (Vol 1+2) by Curtis and Reiner. It's a shame that this is out of print!
- 5,243
29
votes
10
answers
4k
views
How can I really motivate the Zariski topology on a scheme?
First of all, I am aware of the questions about the Zariski topology asked here and I am also aware of the discussion at the Secret Blogging Seminar. But I could not find an answer to a question that …
- 12.3k
2
votes
A website linking to most major math journals?
Google.
Regensburg library search: http://rzblx1.uni-regensburg.de/ezeit/search.phtml?bibid=AAAAA&colors=7&lang=en
Dave Benson's list: http://www.maths.abdn.ac.uk/~bensondj/html/maths.html
Google.
- 5,243
38
votes
Why are flat morphisms "flat?"
I remember the following two quotes about flatness (I forgot who said/wrote this):
For every geometric description of flatness there is a counterexample.
Flatness is one of the few notions in algebr …
- 5,243
7
votes
How should one approach tropical mathematics?
For an overview of tropical geometry perhaps:
A. Gathmann, Tropical algebraic geometry, Jahresbericht der DMV 108
It's available here.
- 5,243