NEWS
changeset 13745 a31e04831dd1
parent 13735 7de9342aca7a
child 13781 ecb2df44253e
equal deleted inserted replaced
13744:2241191a3c54 13745:a31e04831dd1
    87 * Isar: preview of problems to finish 'show' now produce an error
    87 * Isar: preview of problems to finish 'show' now produce an error
    88 rather than just a warning (in interactive mode);
    88 rather than just a warning (in interactive mode);
    89 
    89 
    90 
    90 
    91 *** HOL ***
    91 *** HOL ***
       
    92 
       
    93 * GroupTheory: new, experimental summation operator for abelian groups.
    92 
    94 
    93 * New tactic "trans_tac" and method "trans" instantiate
    95 * New tactic "trans_tac" and method "trans" instantiate
    94 Provers/linorder.ML for axclasses "order" and "linorder" (predicates
    96 Provers/linorder.ML for axclasses "order" and "linorder" (predicates
    95 "<=", "<" and "="). 
    97 "<=", "<" and "="). 
    96 
    98