Let 'R be the splitting field of f(x) € F and let p(x) be an irreducible factor of f(x) in F(x). If the roots of p(x) are α₁, α2,... O¡, then for each i there exists an automorphism o; in G(K, F) such th

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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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
a₁, A2,... 0₁, then for each i there exists
an automorphism o¡ in G(K, F) such that
0₁(α₁) = 0₁.
i
Transcribed Image Text: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 a₁, A2,... 0₁, then for each i there exists an automorphism o¡ in G(K, F) such that 0₁(α₁) = 0₁. i
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