lean2/tests/lean/run/confuse_ind.lean

10 lines
212 B
Text

import logic data.prod data.unit
definition mk_arrow (A : Type) (B : Type) :=
A → A → B
inductive confuse (A : Type) :=
lean : confuse A,
node : mk_arrow A (confuse A) → confuse A
check confuse.cases_on