Branches.overlapping: proper treatment of stop_range that overlaps with end;
Markup_Tree.select: allow singularity in parent range specification;
header {* Main HOL *}
theory Main
imports Plain Record Predicate_Compile Nitpick SMT
begin
text {*
Classical Higher-order Logic -- only ``Main'', excluding real and
complex numbers etc.
*}
text {* See further \cite{Nipkow-et-al:2002:tutorial} *}
end