2014-07-22 16:43:18 +00:00
|
|
|
definition Prop [inline] : Type.{1} := Type.{0}
|
2014-06-18 20:55:48 +00:00
|
|
|
|
2014-07-22 16:43:18 +00:00
|
|
|
inductive or (A B : Prop) : Prop :=
|
2014-09-04 23:36:06 +00:00
|
|
|
intro_left : A → or A B,
|
|
|
|
intro_right : B → or A B
|
2014-06-18 20:55:48 +00:00
|
|
|
|
|
|
|
check or
|
2014-09-04 23:36:06 +00:00
|
|
|
check or.intro_left
|
2014-09-04 22:03:59 +00:00
|
|
|
check or.rec
|