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An elementary test for the Galois group of a quartic polynomial. (English) Zbl 0702.11075
The authors introduce a test that can be used to determine the Galois group of any irreducible quartic polynomial over any field of characteristic other than 2.
Reviewer: T.Lepistö

MSC:
11R32 Galois theory
11R09 Polynomials (irreducibility, etc.)
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