Theorem 22.3 Subfields of a Finite Field For each divisor m of n, GF(p") has a unique subfield of order p". Moreover, these are the only subfields of GF(p").
Theorem 22.3 Subfields of a Finite Field For each divisor m of n, GF(p") has a unique subfield of order p". Moreover, these are the only subfields of GF(p").
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.3: The Characteristic Of A Ring
Problem 18E
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Prove the uniqueness portion of Theorem 22.3 using a group theoretic argument.
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