Mathematics
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Dustan Levenstein
  • Member for 10 years, 6 months
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I was a graduate student at UCLA. Now I am a data scientist with a sustained and unhealthy fascination with mathematics.

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All Questions Answers
Score Newest
answer
55
What are some conceptualizations that work in mathematics but are not strictly true?
Jul 23, 2014
answer
38
Why can't we use implication for the existential quantifier?
Oct 19, 2015
answer
26
Why can't Russell's Paradox be solved with references to sets instead of containment?
Feb 19, 2017
answer
24
The number of elements which are squares in a finite field.
May 30, 2012
answer
23
Why is the Axiom of Choice not needed when the collection of sets is finite?
Mar 1, 2017
question
19
Zariski dense implies classically dense?
Mar 13, 2015
answer
19
Limit of $\arctan(x)/x$ as $x$ approaches $0$?
Mar 18, 2012
answer
18
Interesting Property of Numbers in English
Dec 11, 2011
answer
15
In Cantor's Diagonalization Argument, why are you allowed to assume you have a bijection from naturals to rationals but not from naturals to reals?
Jul 25, 2014
answer
14
Why can't I simply use algebra to solve this inequality?
Nov 28, 2013
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Using the align environment?
4
Using the align environment?
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15
Spectrum of Ring of Smooth Functions on $\mathbb{R}^n$
12
! You can't use `\unskip' in vertical mode. ... How to get space between lines?
6
Can the symmetric groups on sets of different cardinalities be isomorphic?
5
Does $A\oplus M_n(R)\cong B\oplus M_n(R)$ imply $A\cong B$? $R$ Dedekind domain
5
Firefox minimizes when using "Always on Visible Workspace" on an hdmi dual monitor

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