One example is, Euclid's theorem is commonly said as "the set of the prime quantities is infinite". This large usage of sets in mathematics was prophesied by David Hilbert when saying: "Not a soul will drive us from your paradise which Cantor produced for us."[one]B?n có th? ch?n th?c ??n s?n có ho?c ??a ra yêu c?u riêng, c?a ti?m s? t? v?n k?