lean4-htt/tests/lean/run/ind6.lean
2017-03-09 18:41:19 -08:00

11 lines
292 B
Text

#exit
inductive tree.{u} (A : Type.{u}) : Type.{max u 1} :=
| node : A → forest.{u} A → tree.{u} A
with forest : Type.{max u 1} :=
| nil : forest.{u} A
| cons : tree.{u} A → forest.{u} A → forest.{u} A
#check tree.{1}
#check forest.{1}
#check tree.rec.{1 1}
#check forest.rec.{1 1}