Polynomial in ascending powers of x
f(x)=RandomPolynomial(4,-3,3)
g(x)=Sum(Sequence(Polynomial(Element(Coefficients(f),Degree(f)+1-k)x^(k)),k,0,Degree(f)))
f(x)=RandomPolynomial(4,-3,3)
g(x)=Sum(Sequence(Polynomial(Element(Coefficients(f),Degree(f)+1-k)x^(k)),k,0,Degree(f)))