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_to__N__C__Ring.out
-- -*- M2-comint -*- hash: 6905342508494779584 i1 : R = QQ[a,b,c,d] o1 = R o1 : PolynomialRing i2 : I = ideal(a*d-b*c) o2 = ideal(- b*c + a*d) o2 : Ideal of R i3 : S = R/I o3 = S o3 : QuotientRing i4 : S' = toNCRing(S) --Calling Bergman for NCGB calculation. Complete! o4 = S' o4 : NCQuotientRing i5 : ideal S' o5 = Two-sided ideal {-ba+ab, -ca+ac, -cb+bc, -da+ad, -db+bd, -dc+cd, -bc+ad} o5 : NCIdeal i6 :