Michele Kakusi's user avatar
Michele Kakusi's user avatar
Michele Kakusi's user avatar
Michele Kakusi
  • Member for 13 years, 4 months
  • Last seen more than 12 years ago
11 votes
2 answers
718 views

Second Chern class of a ruled surface

9 votes
3 answers
14k views

Square of a graph

4 votes
1 answer
219 views

$\aleph_0$ to $\aleph_0$