Wed, 18 Feb 2009 19:32:26 -0800 huffman split polynomial-related stuff from Deriv.thy into Library/Poly_Deriv.thy
Thu, 19 Feb 2009 23:55:10 +1100 kleing half auto_solve default time out; increase manually in PG for large projects
(0) -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip