User user3141592 - Mathematics Stack Exchange

10 votes

4 answers

1k views

How does a mathematician create a new zeta function?

asked Jan 1, 2017 at 13:35

9 votes

3 answers

795 views

Binomial Transform and Ordinary Generating Functions

asked Aug 4, 2017 at 11:40

7 votes

3 answers

276 views

For which dimensions does there exist a regular $n$-polytope such that the distance of its vertex to its center equals the length of its side?

asked Dec 24, 2016 at 11:22

6 votes

0 answers

167 views

Help finding the flaw in this proof

asked Feb 8, 2017 at 18:22

6 votes

1 answer

552 views

Possible Riemann's Hypothesis proof? [closed]

asked Oct 31, 2016 at 12:19

6 votes

2 answers

621 views

Prime Counting Function from the Sieve of Eratosthenes

asked Jun 1, 2017 at 23:40

5 votes

1 answer

879 views

Floor function of powers of $2$

asked Apr 15, 2017 at 21:50

5 votes

1 answer

258 views

Integral of $\log(1-x^t)$ with respect to $t$

asked Aug 13, 2018 at 0:11

5 votes

1 answer

120 views

How can I calculate the value of this integral?

asked Jan 8, 2017 at 21:20

5 votes

1 answer

171 views

Help needed findint the expected value of this stopping time

asked Jul 3 at 2:31

4 votes

1 answer

7k views

What is the state of Carmichael's totient function conjecture?

asked Oct 16, 2016 at 21:01

4 votes

2 answers

443 views

Two questions about Dirichlet's theorem on arithmetic progressions

asked Nov 18, 2016 at 22:23

4 votes

1 answer

137 views

Unusual equation (solving)

asked Jan 5, 2018 at 0:56

4 votes

1 answer

315 views

Extending Piltz's Divisor Problem to complex numbers

asked Apr 12, 2017 at 20:35

4 votes

2 answers

609 views

Closed form for $\sum_k \frac{1}{\sqrt{k}}$

asked May 3, 2017 at 19:51

3 votes

1 answer

590 views

"Moving" Gauss' Circle Problem

asked Apr 20, 2017 at 15:39

3 votes

1 answer

341 views

Series of Squared Hyperbolic Cosecant

asked Nov 16, 2017 at 11:44

3 votes

0 answers

81 views

Prove the existence of infinitely many numbers of a specific form

asked May 23, 2017 at 18:02

3 votes

2 answers

218 views

Solving or bounding the real part of the integral $\int_0^{2 \pi i m} \frac{e^{-t}}{t-a} dt$

asked Jan 29, 2019 at 10:51

3 votes

1 answer

678 views

On the product over primes $\prod_{p \leq N} \frac{p-1}{p-2}$

asked Nov 29, 2016 at 17:00

3 votes

1 answer

250 views

Is this true about Fermat Primes?

asked Dec 4, 2016 at 23:22

3 votes

1 answer

64 views

About the divisors of totient numbers

asked Feb 2, 2017 at 22:10

3 votes

1 answer

74 views

Extending Mertens' third theorem to composite numbers

asked Dec 8, 2019 at 1:55

2 votes

2 answers

137 views

Defining a linear function on $\mathbb{R}^\mathbb{N}$

asked Feb 21 at 22:16

2 votes

0 answers

104 views

About an error term in Prime Counting Function [closed]

asked Jan 23, 2017 at 14:05

2 votes

1 answer

46 views

How does "taking integrals" work on an inequation over two variables?

asked Feb 5, 2017 at 15:38

2 votes

0 answers

83 views

Bounds on a sum

asked Dec 27, 2016 at 23:44

2 votes

2 answers

119 views

Help with an integral [closed]

asked Dec 28, 2016 at 21:48

2 votes

2 answers

494 views

Location of the zeros of Dedekind Eta Function

asked Nov 15, 2018 at 21:24

2 votes

1 answer

133 views

Strange functional equation: $f(z)=\frac{1}{24} - \frac{1}{2z} + \frac{\pi^2}{z^2} \left( \frac{1}{6} -4 \ f \left(\frac{-4\pi^2}{z}\right)\right)$

asked Nov 23, 2017 at 20:55

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80 Questions

How does a mathematician create a new zeta function?

Binomial Transform and Ordinary Generating Functions

For which dimensions does there exist a regular $n$-polytope such that the distance of its vertex to its center equals the length of its side?

Help finding the flaw in this proof

Possible Riemann's Hypothesis proof? [closed]

Prime Counting Function from the Sieve of Eratosthenes

Floor function of powers of $2$

Integral of $\log(1-x^t)$ with respect to $t$

How can I calculate the value of this integral?

Help needed findint the expected value of this stopping time

What is the state of Carmichael's totient function conjecture?

Two questions about Dirichlet's theorem on arithmetic progressions

Unusual equation (solving)

Extending Piltz's Divisor Problem to complex numbers

Closed form for $\sum_k \frac{1}{\sqrt{k}}$

"Moving" Gauss' Circle Problem

Series of Squared Hyperbolic Cosecant

Prove the existence of infinitely many numbers of a specific form

Solving or bounding the real part of the integral $\int_0^{2 \pi i m} \frac{e^{-t}}{t-a} dt$

On the product over primes $\prod_{p \leq N} \frac{p-1}{p-2}$

Is this true about Fermat Primes?

About the divisors of totient numbers

Extending Mertens' third theorem to composite numbers

Defining a linear function on $\mathbb{R}^\mathbb{N}$

About an error term in Prime Counting Function [closed]

How does "taking integrals" work on an inequation over two variables?

Bounds on a sum

Help with an integral [closed]

Location of the zeros of Dedekind Eta Function

Strange functional equation: $f(z)=\frac{1}{24} - \frac{1}{2z} + \frac{\pi^2}{z^2} \left( \frac{1}{6} -4 \ f \left(\frac{-4\pi^2}{z}\right)\right)$