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David Feldman
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39
Answers
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activity
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148
Mathematical “urban legends”
Jan 25 '11 at 6:49
59
Does a referee have to check carefully the proof ?
Dec 11 '10 at 23:09
34
Not especially famous, long-open problems which anyone can understand
Jun 23 '12 at 8:34
32
Mathematical “urban legends”
Jan 24 '11 at 23:39
23
Mazur's unpublished manuscript on primes and knots?
Feb 15 '11 at 4:12
22
What is the simplest, most elementary proof that a particular number is transcendental?
Dec 14 '10 at 6:43
13
Music: mathematical point of view (revised)
Jul 5 '12 at 18:22
12
Why is a topology made up of 'open' sets?
Dec 14 '10 at 21:13
12
Zero-knowledge proof that 0 = 1
Dec 10 '10 at 7:20
11
Why does the Riemann zeta function have non-trivial zeros?
Dec 22 '10 at 10:01
7
probability theory for combinatorialists
Mar 29 '12 at 19:39
6
Not especially famous, long-open problems which anyone can understand
Jun 23 '12 at 19:09
4
On distances between points on the plane
Jun 16 '12 at 4:30
4
On Pseudo-finite topological spaces
Jun 9 '12 at 17:02
4
Why do we teach calculus students the derivative as a limit?
May 19 '12 at 6:02
4
Simple but serious problems for the edification of non-mathematicians
Feb 1 '11 at 3:39
4
Statistics of Extended GCD
Jan 23 '11 at 4:20
4
Recent work on hypergeometric functions
Dec 24 '10 at 7:44
3
Good combinatorics textbooks for teaching undergraduates?
May 17 '12 at 4:46
3
'Important' applications of p-adic numbers outside of algebra (and number theory).
Dec 26 '11 at 17:14
3
Reference in Riemann Surfaces
Mar 26 '11 at 7:57
2
A generalization of Erdős–Newman–Mirsky?
May 18 at 22:37
2
Conditional probability with permutations
Oct 4 '12 at 18:44
2
On One point Lindeloffication of topological spaces
Jun 17 '12 at 18:56
2
Can continuity of a function be checked by restricting to smooth curves?
Jun 8 '12 at 3:00
2
Frames and completeness
Jun 6 '12 at 19:36
2
Is the set of undecidable problems decidable?
Nov 20 '11 at 20:11
2
Examples of two different descriptions of a set that are not obviously equivalent?
Jan 23 '11 at 6:58
2
Strong induction without a base case
Dec 24 '10 at 22:31
2
What is the simplest, most elementary proof that a particular number is transcendental?
Dec 15 '10 at 2:25
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