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Sameer Kailasa
Grad student at University of Michigan.
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Top Questions
18
votes
Operator norm of orthogonal projection
real-analysis
linear-algebra
hilbert-spaces
asked May 16, 2014 at 22:01
math.stackexchange.com
18
votes
When is the automorphism group of the Cayley graph of $G$ just $G$?
group-theory
graph-theory
geometric-group-theory
asked Jan 9, 2015 at 19:59
math.stackexchange.com
17
votes
When does $(ab)^n = a^n b^n$ imply a group is abelian?
abstract-algebra
group-theory
asked Dec 5, 2014 at 16:35
math.stackexchange.com
14
votes
Survivor distribution following a zombie outbreak
probability
combinatorics
probability-theory
asked Jun 5, 2019 at 20:49
math.stackexchange.com
13
votes
Limiting behavior of coins on a finite graph with flips activated by a full neighborhood
probability-theory
graph-theory
asked Oct 12, 2020 at 4:56
math.stackexchange.com
13
votes
Convergence of sequence: $f(n+1) = f(n) + \frac{f(n)^2}{n(n+1)}$
real-analysis
sequences-and-series
convergence
recurrence-relations
asked Jul 22, 2015 at 22:50
math.stackexchange.com
11
votes
Fixed-point free action of $\mathbb{Z}/p\mathbb{Z}$ on a finite CW complex
algebraic-topology
homology-cohomology
asked May 7, 2019 at 5:04
math.stackexchange.com
10
votes
On random divisor sums modulo $2^k$
nt.number-theory
prime-numbers
analytic-number-theory
asked Mar 24, 2016 at 23:47
mathoverflow.net
10
votes
Groups of order $8n$ have at least five distinct conjugacy classes
group-theory
finite-groups
representation-theory
asked Apr 15, 2015 at 1:51
math.stackexchange.com
10
votes
Doob-style second moment martingale inequality
probability-theory
martingales
asked Apr 30, 2015 at 0:45
math.stackexchange.com
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Top Answers
39
A Gift Problem for the Year 2018
math.stackexchange.com
21
How do I solve this improper integral: $\int_{-\infty}^\infty e^{-x^2-x}dx$?
math.stackexchange.com
20
Equation with solution in prime numbers
math.stackexchange.com
19
Prove that the Lie derivative of a vector field equals the Lie bracket: $\frac{d}{dt} ((\phi_{-t})_* Y)|_{t=0} = [X,Y]$
math.stackexchange.com
17
Putnam 2007 A5: Finite group $n$ elements order $p$, prove either $n=0$ or $p$ divides $n+1$
math.stackexchange.com
17
"Length" of rationals in an interval
math.stackexchange.com
16
any $2$-dimensional rep of a finite, non-abelian simple group is trivial
math.stackexchange.com
15
Rows of a Matrix is divisible by 19, show that its Determinant is also divisible by 19
math.stackexchange.com
10
Prove series form of fractional harmonic numbers
math.stackexchange.com
10
Solve $\int_{0}^{1} \log(x)\log(1-x) dx$ without convolution
math.stackexchange.com
9
Sequence of non-constant integer polynomials whose limit is constant
math.stackexchange.com
9
Reference request for Geometric Group Theory
math.stackexchange.com
9
Prove that if V is finite dimensional then V is even dimensional?
math.stackexchange.com
9
Best way to show $\cfrac{1}{1+x^2}$ is a contraction?
math.stackexchange.com
8
Name for Theorem 3.27 from baby Rudin?
math.stackexchange.com
8
Prove that a martingale bounded in $L_2$ converges almost surely and in $L^2$ to a square integrable random variable.
math.stackexchange.com
8
Finding a unique continuous $g$ on $[0,1]$ satisfying $g(x) = \frac{1}{2}g\left(\frac{x+1}{2}\right) + f(x)$ for given $f$
math.stackexchange.com
8
Group theory question. If $m$ and $n$ are relatively prime, and $a$, $b$ belong to group and $a^m = b^m$ and $a^n = b^n$, how would one prove $a = b$?
math.stackexchange.com
8
Evaluate $\int\limits_0^\pi \frac{x}{1+\sin^2x} \ dx$
math.stackexchange.com
7
Prove if $A$ is a symmetric matrix with real entries, then the eigenvalues of $A$ are real.
math.stackexchange.com
7
Proving that the order of a group is greater than or equal to the product of orders of 2 subgroups.
math.stackexchange.com
7
How prove this sequence $a_{n}$ is $a_{n}=2n+1$ without mathematical induction?
math.stackexchange.com
7
Prove that $n$ divides $\phi(a^n-1)$, where $\phi$ is Euler's $\phi$-function.
math.stackexchange.com
7
$2^b-1$ does not divide $2^a+1$,how can I show it?
math.stackexchange.com
7
Proving Binomial Identity without calculus
math.stackexchange.com
6
if $\rho: H \to \text{GL}_n({\bf C})$ is faithful then $\text{Ind}_H^G \rho$ is faithful
math.stackexchange.com
6
Prove that every convergent sequence has a monotone subsequence
math.stackexchange.com
6
Question on series till 2009
math.stackexchange.com
6
Show that $\lim_{n\to\infty}n\sum_{i=1}^n\frac{1}{(n+i)^2}=\frac{1}{2}.$
math.stackexchange.com
6
Given $\frac{(a-b)(b-c)(a-c)}{(a+b)(b+c)(c+a)}=\frac{1}{11}$. Find $\frac{a}{a+b}+\frac{b}{b+c}+\frac{c}{c+a}.$
math.stackexchange.com
1
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