Fri, 29 Mar 1996 13:16:38 +0100 paulson new lemma for mutilated chess board
Fri, 29 Mar 1996 11:38:47 +0100 paulson Simplified proof of tiling_UnI
(0) -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip