Galois theory Galois extensions
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=g87CBjYqHWk
This lecture is part of an online graduate course on Galois theory. • We define Galois extensions in 5 different ways, and show that 4 f these conditions are equivalent. (The 5th equivalence will be proved in a later lecture.) We use this to show that any finite group is the Galois group of some finite 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