Let K be the splitting field of f(x) = F(x) and let p(x) be an irreducible factor of f(x) in F(x). If the roots of p(x) are ¤₁, α2,... Oį, then for each i there exists an automorphism o; in G(K, F) such that 1₁(α₁) = 0₁.
Let K be the splitting field of f(x) = F(x) and let p(x) be an irreducible factor of f(x) in F(x). If the roots of p(x) are ¤₁, α2,... Oį, then for each i there exists an automorphism o; in G(K, F) such that 1₁(α₁) = 0₁.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter8: Polynomials
Section8.3: Factorization In F [x]
Problem 5E: Let F be a field and f(x)=a0+a1x+...+anxnF[x]. Prove that x1 is a factor of f(x) if and only if...
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