Sune Jakobsen
  • Member for 12 years, 2 months
  • Last seen more than 5 years ago
13 answers
43 votes
4k views
20 bookmarks
Examples of statements that provably can't be proved using a promising looking method
5 answers
37 votes
10k views
10 bookmarks
Do sets with positive Lebesgue measure have same cardinality as R?
6 answers
24 votes
8k views
5 bookmarks
The problem of finding the first digit in Graham's number
2 answers
21 votes
2k views
3 bookmarks
How to get rich in a Hilberts Hotel?
10 answers
18 votes
6k views
12 bookmarks
Research Experience for Undergraduates: Summer Programs
4 answers
17 votes
3k views
12 bookmarks
Explicit ordering on set with larger cardinality than R
3 answers
11 votes
903 views
4 bookmarks
Greatest function satisfying some convexity requirements
4 answers
10 votes
1k views
3 bookmarks
What do you call this ring?
2 answers
5 votes
2k views
Measure between the counting measure and the Lebegue measure
2 answers
4 votes
962 views
4 bookmarks
Is every model of ZF countable "seen from the outside"?
2 answers
4 votes
272 views
How small can a language in NP\P be?
2 answers
2 votes
695 views
1 bookmarks
Unbounded countable subset