john mangual

less info
meta site favicon meta user | stack exchange network profile network profile
1,837 reputation
211
bio website math.ucsb.edu/~mangual
location New York, NY
age 28
visits member for 2 years, 5 months
seen May 18 at 19:31
stats profile views 186

Graduate Student at UCSB. Interested in Statistics, Geometry and Physics. Asking the questions I've always wanted to ask.


62 Answers

newest activity votes
10
How do I sell out with abstract algebra?
6
inverting a cone to a torus
5
Studying for the Putnam Exam
4
Derivation of the limit $\sin x/x$
4
curve evolution length formula
4
Homomorphism between $A_5$ and $A_6$
3
the equation of circle in complex plane passing through three points
3
Coordinate-free proof of $\operatorname{Tr}(AB)=\operatorname{Tr}(BA)$?
3
limit of $\sqrt[n]{\frac{1\cdot 3\cdots (2n-1)}{2\cdot 4\cdots (2n)}}$ using geometric mean
3
Determine $\displaystyle \lim_{n \to \infty}{{n} \choose {\frac{n}{2}}}\frac{1}{2^n}$, where each $n$ is even
3
What is the homology groups of the torus with a sphere inside?
3
Lebesgue Integrable Function
3
Which function grows faster: $(n!)!$ or $((n-1)!)!(n-1)!^{n!}$?
3
Brownian motion: Show $\lim \sum W_{i} (W_{i+1}-W_{i})=\frac12 W^2_t-\frac12 t$ in probability.
3
Construct a complex function satisfying some conditions!
3
Efficient method to compute $\mathrm{gcd}(2^n-1,n!)$
2
I couldn't solve $\lim\limits_{h \to 0}\frac{e^{(x+h)\log a}-e^{x\log a}}{h}=1$
2
limit of $\frac{e^{2x}-x^2+x}{\cos(x)-1}$ as $x\to 0$.
2
Normalizer of a subset
2
Stirling's Series Derivation
2
Cycles in permutations of a given size
2
Lines on algebraic surfaces and duality
2
How to prove the convergence?
2
1 Dimensional System Bifurcation - Classification Question
1
The value of the Nth derivative equals the function.
1
Fundamental theorem of Algebra using fundamental groups.
1
Calculating Total Field Goals Using Poisson
1
Tangent spaces at different points and the concept of connection
1
Exponentials and linear operators
1
$D^m\cup_h D^m$, joining $D^m \amalg D^m$ along the boundary $\partial D^m$
1 2 3