moved recursion combinator to HOL/Library/Wfrec.thy -- it is so fundamental and well-known that it should survive recdef
theory Base
imports Pure
uses "../../antiquote_setup.ML"
begin
setup {*
Antiquote_Setup.setup #>
member (op =) (Session.id ()) "ZF" ? Pure_Thy.old_appl_syntax_setup
*}
declare [[thy_output_source]]
end