use heuristic to determine whether to keep or drop an existing "let" -- and drop all higher-order lets
(* Title: HOL/Nitpick_Examples/ROOT.ML
Author: Jasmin Blanchette, TU Muenchen
Copyright 2009
Nitpick examples.
*)
Unsynchronized.setmp quick_and_dirty true use_thys ["Nitpick_Examples"];