16 lines
312 B
Text
16 lines
312 B
Text
import data.unit
|
|
open nat unit
|
|
|
|
constant r {A B : Type} : A → B → A
|
|
|
|
example (a b c d : unit) : r a b = r c d :=
|
|
by simp
|
|
|
|
example (a b : unit) : a = b :=
|
|
by simp
|
|
|
|
example (a b : unit) : (λ x : nat, a) = (λ y : nat, b) :=
|
|
by simp
|
|
|
|
example (a b : unit) : (λ x : nat, r a b) = (λ y : nat, r b b) :=
|
|
by simp
|