lean2/tests/lean/run/n4.lean

21 lines
422 B
Text

prelude
definition Prop : Type.{1} := Type.{0}
context
variable N : Type.{1}
variables a b c : N
variable and : Prop → Prop → Prop
infixr `∧`:35 := and
variable le : N → N → Prop
variable lt : N → N → Prop
precedence `≤`:50
precedence `<`:50
infixl ≤ := le
infixl < := lt
check a ≤ b
definition T : Prop := a ≤ b
check T
end
check T
(*
print(get_env():find("T"):value())
*)