Ans | A | Title

0 | | 2 problems from Dispersive PDEs

1 | | Diagonal set definition

2 | | Proving right cosets are equal or disjoint

0 | | Why do we have $\frac{L'}{L}(1+r+it) \ll \frac{\zeta'}{\ze...

0 | | Name of this invariant

0 | | Matrix algebra: The "magical inverse" trick

5 | Y | A nice but somewhat challenging binomial identity

0 | | Vectors and Projection in $3$-Space

0 | | Any combinatorics / probability books on different variations of b...

0 | | Why does Taylor series converge in a circle?

0 | | Data structure to know if a number exists in a stream of numbers

0 | | Assume $g: [-\pi,\pi]\to R$ is cont. with $g(\pi) = g(-\pi)$, $\in...

1 | | Does $\lim\limits_{y\to 0}\space\lim\limits_{x\to\infty}xy=0,1,\te...

0 | | help proving an binomial identity about catalan numbers

0 | | Branch cut in complex integration

0 | | Convergence point of $\frac{\prod_{k=1}^n (2k-1)} {\prod_{k=1}^n 2k}$

0 | | Real part of logarithmic derivative of Riemann zeta function

0 | | Tight Upper bound on number of high degree vertices.

1 | Y | Prove, by applying the Binomial Theorem to $(1+a_n)^n$, that $a_n\...

3 | Y | Proving Isomorphic to S3

1 | Y | Differentiable function under specific topological constraints

2 | Y | How to compare ordinal numbers?

1 | | Helly's selection theorem

1 | | Proof that the set of transference plans is closed in the weak top...

3 | Y | Why $0 \delta(0)=0$?

0 | | How to prove that $(\sigma \circ W_n) \circ ... \circ (\sigma \cir...

1 | | Fix point theorem for measures? metric on space of measures?

4 | Y | find a and b such that the limit will exist and find the limit

1 | Y | How prove this Lower bound with $\sum_{i=1}^{n}\prod_{j=1}^{i}a_{j}$

2 | Y | Trigonometry Equation (Need hints)

2 | Y | Polynomial : $P(a)P(a^2)P(a^3)P(a^4)$

1 | | The simplest delay differential equation

2 | Y | If $(a,b) =R$ then for all positive integers $n,m$, $(a^n, b,^m) =R$

2 | | Can we determine area of square through the area of circle?

0 | | Finding the Common Distribution of Two Discrete Random Variables

0 | | Essential Supremum for non measurable Darboux functions

2 | Y | Apery's constant

2 | Y | Is there a closed form for $\sum_{n=0}^{\infty}{2^{n+1}\over {2n \...

0 | | Find the degree of the extension $\Bbb R(\theta)/\Bbb R$

0 | | Teichmuller theorems for finite type Riemann surface

0 | | Finding a linear transformation matrix that produces orthonormal c...

1 | Y | Continuity of polynomial of $k$ variables

0 | | How do I manage 13 people to be interacted with each other in the ...

1 | | Orthogonal Projection onto the Unit Simplex

0 | | Shortest Hamilton Path Planar Problem

0 | | Road Shape for Square Wheels

2 | Y | Orthogonal Projection onto the $ {L}_{2} $ Unit Ball

3 | Y | How many positive integers less than $1000$ divisible by $3$ with ...

1 | Y | A quicker approach to the integral $\int{dx\over{(x^3+1)^3}}$

0 | | Need a scientific calculator capable of modular exponentiation

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