2023
ID: past-exam-of-the-galois-theory-course-of-the-university-of-oxford/2023
Source: released examination PDF, pages 239–240. Solutions follow the numbering of the 14 June 2023 Galois Theory paper. Part 2(c) needs a characteristic restriction absent from the original PDF; the counterexample and corrected proof are given below. Part 2(b)'s Vandermonde formula uses monic normalization.
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