Fwd: Heh, math :) (via http://friendfeed.com/etesien...)
Maitani,
Stephan Planken,
umuralp,
Burçak Çubukçu,
.mau.,
Slavomira,
Angelo,
Federico,
Amir,
Nervo,
mentegatto,
Isola Virtuale,
and
grizabella
liked this