/src/HOL/Library/Sum_Of_Squares/
drwxr-xr-x [up]
drwxr-xr-x etc
-rwxr-xr-x 2009-09-30 13:48 +0200 2188 neos_csdp_client
-rw-r--r-- 2009-09-30 13:48 +0200 5011 positivstellensatz_tools.ML
-rw-r--r-- 2009-09-30 13:48 +0200 4780 sos_wrapper.ML
-rw-r--r-- 2009-09-30 13:48 +0200 55481 sum_of_squares.ML