19.14 PolynomialRing

PolynomialRing( R )

PolynomialRing returns the ring of all polynomials over a field R or ring-with-one R.

    gap> f2 := GF(2);;                
    gap> R := PolynomialRing( f2 );
    PolynomialRing( GF(2) )
    gap> Z(2) in R;
    false
    gap> Polynomial( f2, [Z(2),Z(2)] ) in R;
    true
    gap> Polynomial( GF(4), [Z(2),Z(2)] ) in R;
    false
    gap> R := PolynomialRing( GF(2) );
    PolynomialRing( GF(2) )

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