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Mathematics
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Olórin
  • Member for 9 years, 9 months
  • Last seen more than a month ago
  • Gardens of Lórien, Aman
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Tu ne cede malis sed contra audentior ito.

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48
Could the sum of an even number of distinct positive odd numbers be divisible by each of the odd numbers?
Oct 30, 2017
21
What is a universal property?
Jan 29, 2015
19
What's the "real" reason a finite map has finite fibers?
Jan 17, 2015
18
Product Manifold: Tangent Spaces
Jan 30, 2015
17
Proving $\sqrt{100,001}-\sqrt{100,000} < \frac{1}{2\sqrt{100,000}}$
Jan 30, 2015
16
How do the definitions of "irreducible" and "prime" elements differ?
Dec 21, 2014
13
Are there fields and ordered fields of every infinite cardinality?
Jan 11, 2015
13
Structure of ideals in the product of two rings
Feb 26, 2015
13
If all Subgroups are Cyclic, is group Cylic?
Oct 29, 2014
13
Abelian groups and $\mathbb{Z}$-modules
Feb 19, 2015
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242
Differences between arm64 and aarch64
19
Open problems in Berkovich geometry
15
How to, from various hypotheses on the P&L, get known models (BS, Heston etc ...)
12
"Extract" the density of the underlying, given the implied volatility "surface"
10
Which planet or star is this?