This method calls oreIdeal and returns the associated Ore extension as an NCQuotientRing.
i1 : B = skewPolynomialRing(QQ,(-1)_QQ,{x,y,z,w}) --Calling Bergman for NCGB calculation. --running: bergman -i /var/folders/46/9b86vqxj4hjcngvy7kd7sb140000gn/T/M2-12374-0/0.init -on-error exit --silent > /var/folders/46/9b86vqxj4hjcngvy7kd7sb140000gn/T/M2-12374-0/3.ter ... Complete! o1 = B o1 : NCQuotientRing |
i2 : sigma = ncMap(B,B,{y,z,w,x}) o2 = NCRingMap B <--- B o2 : NCRingMap |
i3 : C = oreExtension(B,sigma,a) --Calling Bergman for NCGB calculation. --running: bergman -i /var/folders/46/9b86vqxj4hjcngvy7kd7sb140000gn/T/M2-12374-0/5.init -on-error exit --silent > /var/folders/46/9b86vqxj4hjcngvy7kd7sb140000gn/T/M2-12374-0/8.ter ... Complete! o3 = C o3 : NCQuotientRing |