/src/HOL/Library/Sum_of_Squares/
drwxr-xr-x [up]
drwxr-xr-x etc
-rwxr-xr-x 2014-02-12 08:35 +0100 2149 neos_csdp_client
-rw-r--r-- 2014-02-12 08:35 +0100 5049 positivstellensatz_tools.ML
-rw-r--r-- 2014-02-12 08:35 +0100 4548 sos_wrapper.ML
-rw-r--r-- 2014-02-12 08:35 +0100 36206 sum_of_squares.ML