User Darsh Ranjan - MathOverflow

35 votes

6 answers

9k views

Do convolution and multiplication satisfy any nontrivial algebraic identities?

asked Oct 30, 2009 at 17:06

27 votes

13 answers

3k views

Are there any good nonconstructive "existential metatheorems"?

asked Nov 20, 2009 at 10:37

24 votes

4 answers

4k views

Which sequences can be extended to analytic functions? (e. g., Ackermann's function)

asked Oct 27, 2009 at 23:50

11 votes

3 answers

880 views

How much "Morse theory" can be accomplished given only a continuous transformation of a space?

asked Nov 8, 2009 at 21:44

10 votes

0 answers

536 views

What is the "category of bifurcations"?

asked Jan 19, 2010 at 3:30

9 votes

2 answers

1k views

"Requires axiom of choice" vs. "explicitly constructible"

asked Nov 13, 2009 at 9:28

7 votes

2 answers

470 views

Characterizing the Radon transforms of log-concave functions

asked Oct 13, 2009 at 21:08

7 votes

2 answers

646 views

What's the standard name for sets of a given size with maximal probability (or a given probability and minimal size)?

asked Dec 5, 2009 at 9:32

4 votes

1 answer

324 views

Defining computability for functionals of partial oracles

asked May 13, 2011 at 0:14

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9 Questions

Do convolution and multiplication satisfy any nontrivial algebraic identities?

Are there any good nonconstructive "existential metatheorems"?

Which sequences can be extended to analytic functions? (e. g., Ackermann's function)

How much "Morse theory" can be accomplished given only a continuous transformation of a space?

What is the "category of bifurcations"?

"Requires axiom of choice" vs. "explicitly constructible"

Characterizing the Radon transforms of log-concave functions

What's the standard name for sets of a given size with maximal probability (or a given probability and minimal size)?

Defining computability for functionals of partial oracles