Stack Exchange

Carlo Beenakker

Leiden, The Netherlands

http://ilorentz.org/beenakker

physicist at Leiden University
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Top Questions
34 votes

Correspondence between eigenvalue distributions of random unitary and random orthogonal matrices

pr.probability random-matrices haar-measure mp.mathematical-physics linear-algebra asked Aug 26 '12 at 10:42
mathoverflow.net

28 votes

Symbolic integration error

calculus-and-analysis bugs symbolic asked Sep 5 '14 at 12:06
mathematica.stackexchange.com

21 votes

Why did I learn to write the base of the logarithm differently from the rest of the world?

notation asked Feb 3 '17 at 12:52
hsm.stackexchange.com

19 votes

Implications of the disproof of the “climb-to-a-prime” conjecture

nt.number-theory prime-numbers asked Jun 9 '17 at 15:12
mathoverflow.net

15 votes

Symbolic sum of Stirling numbers gives wrong answer

bugs symbolic summation asked Oct 9 '15 at 12:25
mathematica.stackexchange.com

10 votes

Fourier transform inconsistency

bugs fourier-analysis singularity asked Sep 9 '16 at 16:05
mathematica.stackexchange.com

6 votes

Series expansion gives incorrect result

bugs complex series-expansion asked Jan 10 '18 at 9:35
mathematica.stackexchange.com

6 votes

Does the primality of the number of dimensions affect its properties?

prime-numbers asked Oct 1 '18 at 11:01
mathoverflow.net

6 votes

series expansion of the q-Pochhammer symbol

nt.number-theory co.combinatorics sequences-and-series q-identities asked Nov 6 '12 at 14:36
mathoverflow.net

6 votes

When was the first time that superconducting quasiparticles were called Majorana fermions?

soft-question terminology history superconductivity majorana-fermions asked Apr 10 '15 at 14:59
physics.stackexchange.com

1 2

Top Answers
108
How can a mathematician handle the pressure to discover something new?
mathoverflow.net

92
“Surprising” examples of Markov chains
mathoverflow.net

88
Are there any serious investigations of whether “mathematicians do their best work when they're young”?
mathoverflow.net

81
What’s the etiquette on using diagrams that need color to be understood?
mathoverflow.net

81
The most outrageous (or ridiculous) conjectures in mathematics
mathoverflow.net

78
What are some noteworthy “mic-drop” moments in math?
mathoverflow.net

76
Is this differential identity known?
mathoverflow.net

74
How did “normal” come to mean “perpendicular”?
mathoverflow.net

71
PhD dissertations that solve an established open problem
mathoverflow.net

58
J. H. C Whitehead (and his pig)
mathoverflow.net

54
Research-only permanent positions worldwide
mathoverflow.net

51
Did Hilbert laugh?
mathoverflow.net

49
Publishing mathematical coincidences
mathoverflow.net

49
Whence “homomorphism” and “homomorphic”?
mathoverflow.net

44
On Mathematical Arguments Against Quantum Computing
mathoverflow.net

44
Mathematics of imaging the black hole
mathoverflow.net

44
Hilbert's Hotel
mathoverflow.net

43
Who discovered the surreals?
mathoverflow.net

43
Mathematically interesting screensavers
mathoverflow.net

42
On Critical Reviews of Hawking's “Gödel and the End of the Universe” Lecture
mathoverflow.net

41
Why did Euler consider the zeta function?
mathoverflow.net

39
What was Hilbert's view of Gödel's Incompleteness Theorems?
mathoverflow.net

38
What percentage of published mathematics papers are correct?
mathoverflow.net

37
Can we simplify $\int_{0}^{\infty}\frac{{\sin}^px}{x^q}dx$?
mathoverflow.net

35
Institutional response to “Esquisse d'un programme”
mathoverflow.net

34
Did ancient mathematicians know Euler's characteristic for convex polyhedra?
mathoverflow.net

33
The two ways Feynman diagrams appear in mathematics
mathoverflow.net

33
Fascinating moments: equivalent mathematical discoveries
mathoverflow.net

33
When is $\sum_{n\in\mathbb Z} f(x+n)$ constant?
mathoverflow.net

33
How did Lefschetz do mathematics without hands?
mathoverflow.net

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