User Andrey Rekalo

22 votes

Accepted

Ramanujan's eccentric Integral formula

answered Jun 3, 2011 at 20:31

22 votes

Accepted

Existence/Uniqueness of solutions to quasi-Lipschitz ODEs

answered Feb 13, 2011 at 12:41

20 votes

Source and context of $\frac{22}{7} - \pi = \int_0^1 (x-x^2)^4 dx/(1+x^2)$?

answered Jun 9, 2011 at 23:28

20 votes

Accepted

Existence of a smooth function with nowhere converging Taylor series at every point

answered Oct 25, 2010 at 3:39

20 votes

Accepted

Borel set plus a closed set = Borel

answered Dec 7, 2010 at 17:23

20 votes

Examples of non-rigorous but efficient mathematical methods in physics

answered Dec 8, 2010 at 20:35

20 votes

Intuition for the Hardy space $H^1$ on $R^n$

answered Jan 18, 2011 at 11:00

20 votes

Is Lebesgue's "universal covering" problem still open?

answered Jul 10, 2010 at 20:42

19 votes

Accepted

Planar sets where any line through the center of mass divides the set into two regions of equal area.

answered Jul 20, 2010 at 21:06

19 votes

Is there a good argument for why you can't place 4 queens which cover a chessboard?

answered Jul 3, 2010 at 11:05

19 votes

Accepted

Is there a mathematically precise definition of turbulence for solutions of Navier-Stokes?

answered Jun 22, 2010 at 22:33

19 votes

Why is the Laplacian ubiquitous?

answered Feb 10, 2011 at 11:11

18 votes

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On the number of Archimedean solids

answered Nov 18, 2010 at 17:42

17 votes

What is the difference between hard and soft analysis?

answered Nov 20, 2010 at 2:33

17 votes

Accepted

metric on the space of real analytic functions

answered Jan 28, 2011 at 15:26

17 votes

Does this formula have a rigorous meaning, or is it merely formal?

answered Feb 3, 2011 at 12:54

17 votes

A question regarding a claim of V. I. Arnold

answered May 9, 2011 at 16:33

17 votes

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Estimate probability( 0 is in the convex hull of N random points ) ?

answered Jul 23, 2010 at 19:58

17 votes

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Surface equivalent of catenary curve

answered Jul 9, 2011 at 0:05

16 votes

Accepted

Smallest area shape that covers all unit length curve

answered Jul 19, 2010 at 12:45

16 votes

Some questions about scalar curvature

answered Jun 30, 2010 at 12:55

16 votes

Accepted

Importance of Log Convexity of the Gamma Function

answered May 2, 2010 at 16:39

16 votes

Does pointwise convergence imply uniform convergence on a large subset?

answered Nov 12, 2010 at 5:08

16 votes

Why the "W" in CGWH (compactly generated weakly Hausdorff spaces)?

answered Nov 29, 2010 at 21:21

16 votes

Accepted

On proving that a certain set is not empty by proving that it is actually large

answered Aug 3, 2010 at 14:48

15 votes

What are "classical groups"?

answered Dec 29, 2010 at 1:13

15 votes

Accepted

Analytic continuation of holomorphic functions

answered May 27, 2010 at 3:59

15 votes

Why are currents named currents?

answered Apr 10, 2013 at 19:59

14 votes

Accepted

approximately linear functions

answered Jul 6, 2010 at 18:51

14 votes

Must the set of lines through the origin on which a nonconstant entire function is bounded be finite?

answered Jun 27, 2010 at 22:09

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157 Answers

Ramanujan's eccentric Integral formula

Existence/Uniqueness of solutions to quasi-Lipschitz ODEs

Source and context of $\frac{22}{7} - \pi = \int_0^1 (x-x^2)^4 dx/(1+x^2)$?

Existence of a smooth function with nowhere converging Taylor series at every point

Borel set plus a closed set = Borel

Examples of non-rigorous but efficient mathematical methods in physics

Intuition for the Hardy space $H^1$ on $R^n$

Is Lebesgue's "universal covering" problem still open?

Planar sets where any line through the center of mass divides the set into two regions of equal area.

Is there a good argument for why you can't place 4 queens which cover a chessboard?

Is there a mathematically precise definition of turbulence for solutions of Navier-Stokes?

Why is the Laplacian ubiquitous?

On the number of Archimedean solids

What is the difference between hard and soft analysis?

metric on the space of real analytic functions

Does this formula have a rigorous meaning, or is it merely formal?

A question regarding a claim of V. I. Arnold

Estimate probability( 0 is in the convex hull of N random points ) ?

Surface equivalent of catenary curve

Smallest area shape that covers all unit length curve

Some questions about scalar curvature

Importance of Log Convexity of the Gamma Function

Does pointwise convergence imply uniform convergence on a large subset?

Why the "W" in CGWH (compactly generated weakly Hausdorff spaces)?

On proving that a certain set is not empty by proving that it is actually large

What are "classical groups"?

Analytic continuation of holomorphic functions

Why are currents named currents?

approximately linear functions

Must the set of lines through the origin on which a nonconstant entire function is bounded be finite?