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_ore__Ideal.out
-- -*- M2-comint -*- hash: 9506657601958470436 i1 : B = skewPolynomialRing(QQ,(-1)_QQ,{x,y,z,w}) --Calling Bergman for NCGB calculation. Complete! o1 = B o1 : NCQuotientRing i2 : sigma = ncMap(B,B,{y,z,w,x}) o2 = NCRingMap B <--- B o2 : NCRingMap i3 : C = oreIdeal(B,sigma,a) o3 = Two-sided ideal {yx+xy, zx+xz, zy+yz, wx+xw, wy+yw, wz+zw, ax-ya, ay-za, az-wa, aw-xa} o3 : NCIdeal i4 :