Summary
- more facts on set partitions to prepare for Twelvefold_Way submission
The file was modified | thys/Bell_Numbers_Spivey/Set_Partition.thy (diff) |
The file was modified | thys/Card_Equiv_Relations/More_Set_Partition.thy (diff) |
The file was modified | thys/Bell_Numbers_Spivey/Set_Partition.thy (diff) |
The file was modified | thys/Card_Equiv_Relations/More_Set_Partition.thy (diff) |