NEWS
changeset 8570 63d4f3ea2e70
parent 8566 30261b1917b5
child 8603 805910de7be0
equal deleted inserted replaced
8569:748a9699f28d 8570:63d4f3ea2e70
    78 * HOL/record: fixed select-update simplification procedure to handle
    78 * HOL/record: fixed select-update simplification procedure to handle
    79 extended records as well; admit "r" as field name;
    79 extended records as well; admit "r" as field name;
    80 
    80 
    81 * HOL/ex: new theory Factorization proving the Fundamental Theorem of
    81 * HOL/ex: new theory Factorization proving the Fundamental Theorem of
    82 Arithmetic, by Thomas M Rasmussen;
    82 Arithmetic, by Thomas M Rasmussen;
       
    83 
       
    84 * HOL/ex/Multiquote: multiple nested quotations and anti-quotations --
       
    85 basically a generalized version of de-Bruijn representation; very
       
    86 useful in avoiding lifting all operations;
    83 
    87 
    84 * new version of "case_tac" subsumes both boolean case split and
    88 * new version of "case_tac" subsumes both boolean case split and
    85 "exhaust_tac" on datatypes; INCOMPATIBILITY: exhaust_tac no longer
    89 "exhaust_tac" on datatypes; INCOMPATIBILITY: exhaust_tac no longer
    86 exists, may define val exhaust_tac = case_tac for ad-hoc portability;
    90 exists, may define val exhaust_tac = case_tac for ad-hoc portability;
    87 
    91