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Michael Renardy
Blacksburg, VA
http://www.math.vt.edu/people/renardym
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Top Questions
No questions with score of 5 or more
Top Answers
51
Determinant of sum of positive definite matrices
mathoverflow.net
44
Small ideas that became big
mathoverflow.net
39
Source and context of $\frac{22}{7} - \pi = \int_0^1 (x-x^2)^4 dx/(1+x^2)$?
mathoverflow.net
36
The half-life of a theorem, or Arnold's principle at work
mathoverflow.net
31
Colloquial catchy statements encoding serious mathematics
mathoverflow.net
30
Which mathematical ideas have done most to change history?
mathoverflow.net
30
Mathematical "urban legends"
mathoverflow.net
25
Prominent non-mathematical work of mathematicians
mathoverflow.net
18
Which great mathematicians had great political commitments?
mathoverflow.net
18
Intersection of compact sets in the unit interval
mathoverflow.net
17
Are there soliton solutions for Euler and Navier–Stokes equation?
mathoverflow.net
16
Dimension leaps
mathoverflow.net
14
is every element in a C* algebra a product of normal elements?
mathoverflow.net
13
A question about matrices with more details
mathoverflow.net
12
Does $\pm A \leq B$ imply that $B^{-1} A$ is bounded?
mathoverflow.net
12
Early two-author math papers
mathoverflow.net
12
What is the name of $\frac{e^z-1}{z}$ and how to invert it?
mathoverflow.net
12
Convergence of solutions to Navier-Stokes to Euler's equation for viscosity $\to$ zero
mathoverflow.net
11
Conjectured closed form for definite integral
mathoverflow.net
11
How much can one say about this differential equation?
mathoverflow.net
11
Square roots of the Laplace operator
mathoverflow.net
11
Conservative differential equations "in the wild"
mathoverflow.net
10
Sobolev Embedding Theorems
mathoverflow.net
10
nonnegative Fourier Transform
mathoverflow.net
10
Inverse gamma function?
mathoverflow.net
10
weak*-compactness of unit ball in equivalent norm
mathoverflow.net
10
"You can't push a rope"
mathoverflow.net
9
History of Gauss' Law
mathoverflow.net
9
$\sum \frac{n^2-1}{(n^2+1)^2}=\frac{1}{2}(1-\frac{\pi^2}{\sinh(\pi)^2})$
mathoverflow.net
9
Examples of notably long or difficult proofs that only improve upon existing results by a small amount
mathoverflow.net
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