Monday, 15 April 2013

Mathematical black holes

A black (and red) hole


Thanks to a prize consisting on the proceeds of a football match, we learn about some numbers that attract the others, which can't escape from them.

Mathematical sequences which lead to mathematical black holes

Click here to see our story.

Friday, 5 April 2013


Let's give away some balls.


Organizers of Brazil 2014 FIFA World Cup want to give away some official balls.

We face a close-packing problem in order to know if we can fill Maracana stadium with enough balls to satisfy the Championship organizers' wishes.

Click here to see the story.