Mathematics
Alex Zorn's user avatar
Alex Zorn's user avatar
Alex Zorn's user avatar
Alex Zorn
  • Member for 10 years, 7 months
  • Last seen more than 1 year ago
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11
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All Questions Answers
Score Newest
answer
27
Let $G$ be a Lie group. Show that there is a diffeomorphism $TG \cong G \times T_e G$.
Feb 20, 2013
answer
12
If $M$ is a closed subspace of an Hilbert space $H$, then $M^{\perp\perp}=M$
Oct 28, 2016
answer
10
Calculate the limit $\lim_{x\to 0} \left(\frac 1{x^2}-\cot^2x\right)$
Jul 29, 2015
answer
8
Does the Rational Root Theorem ever guarantee that a polynomial is irreducible?
Feb 27, 2013
answer
7
Evaluating the definite integral $\int_0^u \frac{\ln (ax)}{\sqrt{u-x}} \rm dx $
Feb 26, 2018
answer
7
Subgroup of order 3
Jul 8, 2015
answer
7
Every point in S is umbilical $\rightarrow $ S is a plane or sphere.
Feb 27, 2013
answer
6
Probability of landing on the nth stair.
May 22, 2018
question
6
How many triangles exist whose angles are rational and side lengths are roots to quadratic equations?
Jul 10, 2015
answer
6
Finding all positive integers $x,y,z$ that satisfy $2^x=3^y7^z+1$
Mar 13, 2018
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12
Using MathJax on a Github Page?
8
Confusion about Subcategories of Category $\mathcal{O}$

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