/src/HOL/Library/Cancellation/ default tip
drwxr-xr-x [up]
-rw-r--r-- 2025-08-10 23:35 +0200 3211 cancel.ML
-rw-r--r-- 2025-08-10 23:35 +0200 6003 cancel_data.ML
-rw-r--r-- 2025-08-10 23:35 +0200 1960 cancel_simprocs.ML