src/HOL/Main.thy
author paulson
Thu Dec 01 15:45:54 2005 +0100 (2005-12-01)
changeset 18315 e52f867ab851
parent 17905 1574533861b1
child 18510 0a6c24f549c3
permissions -rw-r--r--
restoring the old status of subset_refl
     1 (*  Title:      HOL/Main.thy
     2     ID:         $Id$
     3 *)
     4 
     5 header {* Main HOL *}
     6 
     7 theory Main
     8 imports SAT Reconstruction ResAtpMethods
     9 begin
    10 
    11 text {*
    12   Theory @{text Main} includes everything.  Note that theory @{text
    13   PreList} already includes most HOL theories.
    14 *}
    15 
    16 
    17 text {* \medskip Late clause setup: installs \emph{all} simprules and
    18   claset rules into the clause cache; cf.\ theory @{text
    19   Reconstruction}. *}
    20 
    21 declare subset_refl [intro] 
    22   text {*Ensures that this important theorem is not superseded by the
    23          simplifier's "== True" version.*}
    24 setup ResAxioms.clause_setup
    25 declare subset_refl [rule del]
    26   text {*Removed again because it harms blast's performance.*}
    27 
    28 end