Some random mathematical things.
My Erdős number
My Erdős number is 3:
| David Sevilla | - | Tanush Shaska | - | Arie Bialostocki | - | Paul Erdős |
| David Sevilla | - | John McKay | - | John H. Conway | - | Paul Erdős |
Math overflow
A very interesting website: http://mathoverflow.net, a sort of forum for mathematical questions, of the difficult kind (research level).
