User Mark Lewko - MathOverflow

98 votes

Accepted

Philosophy behind Yitang Zhang's work on the Twin Primes Conjecture

answered May 20, 2013 at 5:05

76 votes

The most outrageous (or ridiculous) conjectures in mathematics

answered Jan 17, 2017 at 20:32

57 votes

Proposals for polymath projects

answered Oct 2, 2015 at 23:32

45 votes

Jean Bourgain's relatively lesser known significant contributions

answered Jan 3, 2019 at 9:25

44 votes

Are there refuted analogues of the Riemann hypothesis?

answered Apr 14, 2013 at 10:12

38 votes

What are some very important papers published in non-top journals?

answered Nov 7, 2015 at 19:09

33 votes

For which $n$ is there only one group of order $n$?

answered Nov 13, 2013 at 4:48

32 votes

To which "lady-mathematician" is Weil referring?

answered Jun 2, 2025 at 16:10

24 votes

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A question about Speiser's 1934 result on the Riemann hypothesis

answered Sep 23, 2012 at 22:02

22 votes

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$L^p$-norm of Fourier series in terms of coefficients, $p \neq 2$

answered Sep 28, 2013 at 2:58

19 votes

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Lower bounds for $|A+A|$ if $A$ contains only perfect squares

answered Nov 27, 2013 at 19:32

18 votes

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a conjecture in sum-free sets

answered Dec 4, 2013 at 6:53

17 votes

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Did Erdős publish his proof of the multiplicative version of the Erdős-Turán conjecture?

answered Dec 17, 2010 at 22:32

17 votes

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Goldbach conjecture and other problems in additive combinatorics

answered Jun 14, 2020 at 21:56

16 votes

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How many squares can be formed by using n points?

answered Jul 5, 2020 at 22:18

14 votes

Primes $p$ for which $p-1$ has a large prime factor

answered Feb 12, 2010 at 8:33

14 votes

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Current Status of the Riemann Hypothesis

answered May 11, 2012 at 4:53

14 votes

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Integer dynamics hitting infinitely many primes

answered Apr 26, 2013 at 1:15

13 votes

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Reference and best bounds of $\sum_{n\leq x}\frac{\mu(n)}{n}$

answered Jan 6, 2014 at 2:47

13 votes

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Algorithm for detecting prime powers

answered Sep 4, 2012 at 8:57

12 votes

Bounds on squarefree numbers

answered Jun 2, 2011 at 5:17

12 votes

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Primes in arithmetic progressions

answered Jan 5, 2011 at 22:51

12 votes

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"A sea-side town where every house can see the sea"

answered Apr 23, 2011 at 1:30

12 votes

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Mertens function limits using $\phi+2$n

answered Mar 30, 2013 at 9:27

12 votes

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Some mathematician with mental illness who was a friend of Paul Erdős that has some open problems in Combinatorics

answered Aug 4, 2024 at 19:04

11 votes

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Prime-like numbers that avoid Green-Tao?

answered May 7, 2020 at 21:37

11 votes

Accepted

A.e. pointwise convergence of L2 functions - counterexample for generalization of Carleson's thm

answered Nov 7, 2014 at 2:25

11 votes

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short character sums averaged on the character

answered May 1, 2013 at 0:54

10 votes

Approximate number of primes below a given integer?

answered Apr 8, 2013 at 6:50

10 votes

In Szemerédi's Regularity Lemma, how many blocks are in the partition?

answered Apr 17, 2013 at 2:13

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131 Answers

Philosophy behind Yitang Zhang's work on the Twin Primes Conjecture

The most outrageous (or ridiculous) conjectures in mathematics

Proposals for polymath projects

Jean Bourgain's relatively lesser known significant contributions

Are there refuted analogues of the Riemann hypothesis?

What are some very important papers published in non-top journals?

For which $n$ is there only one group of order $n$?

To which "lady-mathematician" is Weil referring?

A question about Speiser's 1934 result on the Riemann hypothesis

$L^p$-norm of Fourier series in terms of coefficients, $p \neq 2$

Lower bounds for $|A+A|$ if $A$ contains only perfect squares

a conjecture in sum-free sets

Did Erdős publish his proof of the multiplicative version of the Erdős-Turán conjecture?

Goldbach conjecture and other problems in additive combinatorics

How many squares can be formed by using n points?

Primes $p$ for which $p-1$ has a large prime factor

Current Status of the Riemann Hypothesis

Integer dynamics hitting infinitely many primes

Reference and best bounds of $\sum_{n\leq x}\frac{\mu(n)}{n}$

Algorithm for detecting prime powers

Bounds on squarefree numbers

Primes in arithmetic progressions

"A sea-side town where every house can see the sea"

Mertens function limits using $\phi+2$n

Some mathematician with mental illness who was a friend of Paul Erdős that has some open problems in Combinatorics

Prime-like numbers that avoid Green-Tao?

A.e. pointwise convergence of L2 functions - counterexample for generalization of Carleson's thm

short character sums averaged on the character

Approximate number of primes below a given integer?

In Szemerédi's Regularity Lemma, how many blocks are in the partition?