theory Term8
imports "../NewParser"
begin

(* example 8 *)

atom_decl name

nominal_datatype foo =
  Foo0 "name"
| Foo1 b::"bar" f::"foo" bind (set) "bv b" in f
and bar =
  Bar0 "name"
| Bar1 "name" s::"name" b::"bar" bind (set) s in b
binder
  bv
where
  "bv (Bar0 x) = {}"
| "bv (Bar1 v x b) = {atom v}"

(*
thm foo_bar.supp
*)

end