{}
@w1nterblind
∀x(∅∉x ⇒ ∃f:x→∪x ∀a∈x(f(a)∈a))
ID: 25608581
21-03-2009 00:33:45
4,4K Tweet
218 Followers
1,1K Following
@w1nterblind
∀x(∅∉x ⇒ ∃f:x→∪x ∀a∈x(f(a)∈a))
ID: 25608581
21-03-2009 00:33:45
4,4K Tweet
218 Followers
1,1K Following