/src/HOL/Library/Sum_of_Squares/
drwxr-xr-x [up]
drwxr-xr-x etc
-rwxr-xr-x 2011-08-16 07:06 -0700 2149 neos_csdp_client
-rw-r--r-- 2011-08-16 07:06 -0700 5049 positivstellensatz_tools.ML
-rw-r--r-- 2011-08-16 07:06 -0700 4552 sos_wrapper.ML
-rw-r--r-- 2011-08-16 07:06 -0700 54745 sum_of_squares.ML