more explicit indication of Output.Private_Hooks (still public to accomodate clones of Proof General for now);
header {* Main HOL *}
theory Main
imports Plain Record Predicate_Compile Nitpick SMT Quotient
begin
text {*
Classical Higher-order Logic -- only ``Main'', excluding real and
complex numbers etc.
*}
text {* See further \cite{Nipkow-et-al:2002:tutorial} *}
end