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7.2.5 qring (plural)

PLURAL offers the possibility to compute within factor-rings modulo two-sided ideals. The ideal has to be given as a two-sided Groebner basis (see twostd command).

For a detailed description of the concept of rings and quotient rings see Rings and orderings. qring declaration (plural) qring related functions (plural)  

Note: we highly recommend to turn on option(redSB); option(redTail); while computing in qrings. Otherwise results may have a difficult interpretation.