/src/HOL/Library/Cancellation/
drwxr-xr-x [up]
-rw-r--r-- 2019-08-08 10:50 +0200 3186 cancel.ML
-rw-r--r-- 2019-08-08 10:50 +0200 6008 cancel_data.ML
-rw-r--r-- 2019-08-08 10:50 +0200 2098 cancel_simprocs.ML