NEWS
changeset 64074 7dccbbd8d71d
parent 64073 cffd5f537206
child 64076 9f089287687b
equal deleted inserted replaced
64073:cffd5f537206 64074:7dccbbd8d71d
   427 "no_finfun_syntax" allow to control optional syntax in local contexts;
   427 "no_finfun_syntax" allow to control optional syntax in local contexts;
   428 this supersedes former theory FinFun_Syntax. INCOMPATIBILITY, e.g. use
   428 this supersedes former theory FinFun_Syntax. INCOMPATIBILITY, e.g. use
   429 "unbundle finfun_syntax" to imitate import of
   429 "unbundle finfun_syntax" to imitate import of
   430 "~~/src/HOL/Library/FinFun_Syntax".
   430 "~~/src/HOL/Library/FinFun_Syntax".
   431 
   431 
   432 * HOL-Library: theory Set_Permutations (executably) defines the set of
   432 * HOL-Library: theory Multiset_Permutations (executably) defines the set of
   433 permutations of a set, i.e. the set of all lists that contain every
   433 permutations of a given set or multiset, i.e. the set of all lists that 
   434 element of the carrier set exactly once.
   434 contain every element of the carrier (multi-)set exactly once.
   435 
   435 
   436 * HOL-Library: multiset membership is now expressed using set_mset
   436 * HOL-Library: multiset membership is now expressed using set_mset
   437 rather than count.
   437 rather than count.
   438 
   438 
   439   - Expressions "count M a > 0" and similar simplify to membership
   439   - Expressions "count M a > 0" and similar simplify to membership