/src/HOL/Library/Sum_of_Squares/
drwxr-xr-x [up]
drwxr-xr-x etc
-rwxr-xr-x 2011-04-05 09:38 +0200 2149 neos_csdp_client
-rw-r--r-- 2011-04-05 09:38 +0200 5045 positivstellensatz_tools.ML
-rw-r--r-- 2011-04-05 09:38 +0200 4588 sos_wrapper.ML
-rw-r--r-- 2011-04-05 09:38 +0200 54800 sum_of_squares.ML