Changes

Changes from Mercurial (hg http://isabelle.in.tum.de/repos/isabelle/ default)

Changeset 79138:e6ae63d1b480 by nipkow: tuned T functions: now 0 if not recursive
The file was modified	`src/HOL/Data_Structures/Binomial_Heap.thy`
The file was modified	`src/HOL/Data_Structures/Queue_2Lists.thy`
The file was modified	`src/HOL/Data_Structures/Tree23_of_List.thy`