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Lwins
  • Member for 11 years, 11 months
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23 votes
1 answer
5k views

On equation $f(z+1)-f(z)=f'(z)$

21 votes
4 answers
6k views

A random walk with uniformly distributed steps

8 votes
2 answers
372 views

Use random inner product to test if at least one vector is uniform

8 votes
1 answer
676 views

A robust version of "a holomorphic function is determined by its modulus"

7 votes
2 answers
528 views

A proposition on cyclic group

6 votes
1 answer
460 views

On property of monic polynomial with integer coefficients

5 votes
2 answers
487 views

Can we define an isomorphism invariant to measure "dimension" of an undirected simple graph?

4 votes
0 answers
174 views

Determine binary function $f(x)$ by partial observation of $x$

4 votes
1 answer
806 views

Find a subset such that its sum is divisible by $n$

4 votes
0 answers
673 views

A problem in number theorem with a number of the base p

4 votes
0 answers
860 views

About arithmetic-geometric mean

3 votes
0 answers
155 views

Is $2$ always a $p^{\rm th}$-power nonresidue modulo $2^p-1$?

3 votes
1 answer
178 views

Reference Request: designing a tree of "main roads" in a graph

3 votes
1 answer
221 views

Finding a short proof for a certain information theoretic inequality

3 votes
1 answer
608 views

Lower bound of the expectation of the product of inner products of random vectors

2 votes
1 answer
128 views

Find integer $k$ such that $k \alpha_i \bmod{1}$ are simultaneously small for all $i$

2 votes
0 answers
159 views

1-bit binary secret sharing

2 votes
1 answer
125 views

Derive a theoretical bound about coding with a partial eavesdropper

2 votes
0 answers
62 views

Negative association in a "k out of n" process

2 votes
0 answers
55 views

Reference request: $n$-edge-coloring bipartite graph $K_{n,n}$ such that monochromatic parts are isomorphic

2 votes
0 answers
70 views

The $n$-th derivative for $z$ at $z = 0$ of $F(a,b)(z)$ is no less than that of $F(\frac{a+b}{2},\frac{a+b}{2})(z)$ [closed]

2 votes
0 answers
44 views

Estimates for the drop in the sum of all pairwise weighted distances effected by a decrease of the weight of an edge

2 votes
0 answers
181 views

For sum of unit-roots

2 votes
2 answers
211 views

Analytic continuation for PI(1+z^(4^n))

2 votes
0 answers
169 views

Generating Permutations with Given Set

1 vote
1 answer
756 views

An asymptotic series for the digamma function

1 vote
0 answers
239 views

A random walk with uniformly distributed steps II

1 vote
2 answers
291 views

Another Number Theory Question about Polynomial

1 vote
1 answer
301 views

A problem on counting k-subsets of {-n,-n+1,...,n-1,n} satisfying that sum of elements equal to 0

1 vote
2 answers
674 views

A special case of Catalan's conjecture