✐‹creator "Kevin Kappelmann"› section ‹Action Clusters› theory Zippy_Action_Clusters imports Zippy_Enums Zippy_Identifiers begin ML_file‹zippy_copy_mixin_base.ML› ML_file‹zippy_copy_mixin.ML› ML_file‹zippy_enum_copy_mixin.ML› ML_file‹zippy_action_cluster_metadata.ML› ML_file‹zippy_action_cluster_metadata_mixin_base.ML› end