src/HOL/ex/Ballot.thy
2019-01-05 wenzelm isabelle update -u control_cartouches;
2018-05-15 immler move FuncSet back to HOL-Library (amending 493b818e8e10)
2018-05-02 immler added Johannes' generalizations Modules.thy and Vector_Spaces.thy; adapted HOL and HOL-Analysis accordingly
2018-01-10 nipkow ran isabelle update_op on all sources
2017-08-18 wenzelm session-qualified theory imports: isabelle imports -U -i -d '~~/src/Benchmarks' -a;
2016-07-22 wenzelm tuned proofs -- avoid unstructured calculation;
2016-04-25 wenzelm eliminated old 'def';
2015-11-10 paulson Coercion "real" now has type nat => real only and is no longer overloaded. Type class "real_of" is gone. Many duplicate theorems removed.
2015-10-06 wenzelm isabelle update_cartouches;
2015-06-16 hoelzl tuned src/HOL/ex/Ballot
2015-06-12 bulwahn add examples from Freek's top 100 theorems (thms 30, 73, 77)
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