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Digests
Michael Biro
Connecticut, United States
Assistant Professor in Residence at the University of Connecticut
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Top Questions
6
votes
HTTPS and Basic Auth
tls
authentication
nginx
asked Mar 31 '17 at 16:51
security.stackexchange.com
5
votes
Focus-Focus Definition for a Parabola
geometry
conic-sections
asked Dec 11 '13 at 14:44
math.stackexchange.com
5
votes
Upper bounds on art gallery problems using independent witnesses
mg.metric-geometry
computational-geometry
asked Jun 25 '13 at 22:27
mathoverflow.net
Top Answers
141
±1-random walk from 5 until 20 or broke
math.stackexchange.com
46
Crisis in my understanding of probability
math.stackexchange.com
45
What is the explanation for this visual proof of the sum of squares?
math.stackexchange.com
41
When, where and **how often** do you find polynomials of higher degrees than two in mathematical, pure/applied, research?
math.stackexchange.com
20
How closed-form conjectures are made?
mathoverflow.net
18
Prove that if a prime $p$ divides $5^n-2$ and $2^n-5$, then $p = 3$
math.stackexchange.com
17
Prove by induction that an expression is divisible by 11
math.stackexchange.com
17
Proof of the Hockey-Stick Identity: $\sum\limits_{t=0}^n \binom tk = \binom{n+1}{k+1}$
math.stackexchange.com
15
Proving integral is zero
math.stackexchange.com
15
A book in topology
mathoverflow.net
13
Prove that $1+ \frac{1}{x^4} \geq \frac{1}{x} + \frac{1}{x^3}$
math.stackexchange.com
12
Prove that in every graph with at least two vertices, there are at least two vertices which have the same degree?
math.stackexchange.com
11
What is the sum of $E=\frac{1}{3}+\frac{2}{3^{2}}+\frac{3}{3^{3}}+\frac{4}{3^{4}}+…$
math.stackexchange.com
10
“Elegant” way to assign 4 distinct objects into 4 bins
math.stackexchange.com
10
A false conjecture by Goldbach
math.stackexchange.com
9
AB diagonalizable then BA also diagonalizable
math.stackexchange.com
9
Minimum degree of a graph at least $\frac{1}{2}(n-1)$ implies connectedness
math.stackexchange.com
9
Probability of getting ten unique numbers
math.stackexchange.com
9
Why does $(A-I)^2=0$ implies all eigenvalues of $A$ are $1$?
math.stackexchange.com
9
Is the series $\sum_{n=1}^\infty\frac{n-1}{n+\ln n}$ convergent?
math.stackexchange.com
9
Estimate on sum of $J_n^4$
mathoverflow.net
8
Solve $n + n/2 + n/4 + n/8 + \dots$ up to $\log n$ terms
math.stackexchange.com
8
A 4-Regular graph with 7 vertices is non planar
math.stackexchange.com
8
Find the remainder when $10^{400}$ is divided by 199?
math.stackexchange.com
8
Combinatorial proof of $\binom{nk}{2}=k\binom{n}{2}+n^2\binom{k}{2}$
math.stackexchange.com
8
How would you prove that a graph $G = (V, E)$ is a tree?
math.stackexchange.com
8
Eigenvalues of a row-reduced matrix on the main diagonal still?
math.stackexchange.com
7
Getting started: combinatorial optimization for computer scientists
mathoverflow.net
7
Smallest containing simplex
mathoverflow.net
7
Professor: “You're trying to take the union of an infinite number of sets, which is simply something you cannot do”
math.stackexchange.com
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