src/HOL/PreList.thy

remove division_by_zero requirement from termdiffs lemmas; cleaned up some proofs

(*  Title:      HOL/PreList.thy
    ID:         $Id$
    Author:     Tobias Nipkow and Markus Wenzel
    Copyright   2000 TU Muenchen
*)

header {* A Basis for Building the Theory of Lists *}

theory PreList
imports Wellfounded_Relations Presburger Relation_Power SAT
  FunDef Recdef Extraction
begin

text {*
  This is defined separately to serve as a basis for
  theory ToyList in the documentation.
*}

end