Minh co 1 cau do vui muon thu cung cac you
"How I wish I could recollect, of circle round
The exact relation Archimede unwound!"
(Tam dich: Uoc gi toi co the tim lai duoc moi quan he chinh xac trong duong tron da duoc Ac-si-mec giai quyet!)
Hai cau tren goi cho ban nghi den dieu gi/cai gi?
(Goi y: day la 1 con so va ban hay nghi den so cac tu cua 1 chu, good luck)
Tue Feb 19, 2008 2:53 pm