Dan Brumleve's user avatar
Dan Brumleve's user avatar
Dan Brumleve's user avatar
Dan Brumleve
  • Member for 14 years, 4 months
  • Last seen more than a week ago
0 votes

What are your favorite puzzles/toys for introducing new mathematical concepts to students?

5 votes

On mathematical arguments against Quantum computing

11 votes

Can more polynomial time compensate for less polynomial memory?

2 votes

How to construct a small coprime?

3 votes

Representing mathematical statements as SAT instances

5 votes

Iterations of $2^{n-1}+5$: the strong law of small numbers, or something bigger?

5 votes

Are there any notion of 'almost primes' known to have small gaps?

2 votes

Primes in closed intervals of the form $[a^n,a^n+n^2]$

10 votes

Relaxed Collatz 3x+1 conjecture

13 votes

Is there always at least one prime in the closed interval $[2^n,2^n+n^2]$?

6 votes

A property of 47 with respect to partitions into five parts

3 votes

On generating squarefree integers and primes?

4 votes

Inverting the totient function

8 votes

Decidability of chess on an infinite board

6 votes

Decidability of chess on an infinite board

4 votes

Cosine sum problem

1 vote

Graphical representation of mathematical structures (in the spirit of unified modeling language)

2 votes

Most 'obvious' open problems in complexity theory

11 votes

What is the probability that two random walkers will meet?

10 votes
Accepted

Untrustworthy people picking a random number