lean2/examples/lean/ex4.lean
Leonardo de Moura 0680865689 Fix typo
2013-09-05 19:18:55 -07:00

6 lines
193 B
Text

Definition a : Nat := 10
(* Trivial indicates a "proof by evaluation" *)
Theorem T1 : a > 0 := Trivial
Theorem T2 : a - 5 > 3 := Trivial
(* The next one fails *)
Theorem T3 : a > 11 := Trivial