Thu, 04 Apr 2019 16:38:45 +0100 paulson fixed markup in Poly_Mapping; Free_Abelian_Groups (but not yet imported by Algebra!)
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 tip