NEWS
changeset 4325 e72cba5af6c5
parent 4269 a045600f0c98
child 4335 b0acd74da01d
equal deleted inserted replaced
4324:9bfac4684f2f 4325:e72cba5af6c5
    87 * simplifier.ML no longer part of Pure -- has to be loaded by object
    87 * simplifier.ML no longer part of Pure -- has to be loaded by object
    88 logics (again);
    88 logics (again);
    89 
    89 
    90 * added prems argument to simplification procedures;
    90 * added prems argument to simplification procedures;
    91 
    91 
       
    92 * HOL, FOL, ZF: added infix function `addsplits':
       
    93   instead of `<simpset> setloop (split_tac <thms>)'
       
    94   you can simply write `<simpset> addsplits <thms>'
       
    95 
    92 
    96 
    93 *** Syntax ***
    97 *** Syntax ***
    94 
    98 
    95 * TYPE('a) syntax for type reflection terms;
    99 * TYPE('a) syntax for type reflection terms;
    96 
   100 
   111 * HOL/Auth: new protocol proofs including some for the Internet
   115 * HOL/Auth: new protocol proofs including some for the Internet
   112   protocol TLS;
   116   protocol TLS;
   113 
   117 
   114 * HOL/Map: new theory of `maps' a la VDM;
   118 * HOL/Map: new theory of `maps' a la VDM;
   115 
   119 
   116 * HOL/simplifier: added infix function `addsplits':
       
   117   instead of `<simpset> setloop (split_tac <thms>)'
       
   118   you can simply write `<simpset> addsplits <thms>'
       
   119 
       
   120 * HOL/simplifier: terms of the form
   120 * HOL/simplifier: terms of the form
   121   `? x. P1(x) & ... & Pn(x) & x=t & Q1(x) & ... Qn(x)' (or t=x)
   121   `? x. P1(x) & ... & Pn(x) & x=t & Q1(x) & ... Qn(x)'  (or t=x)
   122   are rewritten to
   122   are rewritten to
   123   `P1(t) & ... & Pn(t) & Q1(t) & ... Qn(t)',
   123   `P1(t) & ... & Pn(t) & Q1(t) & ... Qn(t)',
   124   and those of the form
   124   and those of the form
   125   `! x. P1(x) & ... & Pn(x) & x=t & Q1(x) & ... Qn(x) --> R(x)' (or t=x)
   125   `! x. P1(x) & ... & Pn(x) & x=t & Q1(x) & ... Qn(x) --> R(x)'  (or t=x)
   126   are rewritten to
   126   are rewritten to
   127   `P1(t) & ... & Pn(t) & Q1(t) & ... Qn(t) --> R(t)',
   127   `P1(t) & ... & Pn(t) & Q1(t) & ... Qn(t) --> R(t)',
   128 
   128 
   129 * HOL/datatype
   129 * HOL/datatype
   130   Each datatype `t' now comes with a theorem `split_t_case' of the form
   130   Each datatype `t' now comes with a theorem `split_t_case' of the form