Oscillate 发表于 2025-3-23 12:37:44

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压倒 发表于 2025-3-23 15:07:20

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颂扬本人 发表于 2025-3-23 18:44:20

https://doi.org/10.1007/978-1-4613-0779-2em, which gives a characterization of irreducible solvable polynomials of prime degree. Both Galois’ and Weber’s results give examples of concrete unsolvable polynomials over the rational numbers. The solvability by real radicals in connection with “casus irreducibilis” is also discussed.

发酵剂 发表于 2025-3-24 00:44:28

Benign Tracheal/Bronchial Stenosis,rther knowledge related to Galois groups of field extensions. This chapter contains several exercises concerned with geometric straightedge-and-compass constructions. We prove two theorems: the first tends to be used in proofs of impossibility of some straightedge-and-compass constructions; the second tends to be used in proofs of possibility.

信条 发表于 2025-3-24 03:11:24

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RLS898 发表于 2025-3-24 09:00:11

Splitting Fields,mple polynomials over finite prime fields. We further consider the notion of an algebraic closure of a field ., which is a minimal field extension of K, containing a splitting field of every polynomial with coefficients in ..

Emmenagogue 发表于 2025-3-24 12:46:29

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colloquial 发表于 2025-3-24 16:51:32

Geometric Constructions,rther knowledge related to Galois groups of field extensions. This chapter contains several exercises concerned with geometric straightedge-and-compass constructions. We prove two theorems: the first tends to be used in proofs of impossibility of some straightedge-and-compass constructions; the second tends to be used in proofs of possibility.

冰雹 发表于 2025-3-24 22:29:56

Examples and Selected Solutions,Chap. 16). Third, some of the solutions presented in this chapter may be regarded as the last resort when serious attempts to solve a problem have been fruitless, or in order to compare one’s own solution to the one suggested in the book.

START 发表于 2025-3-24 23:54:47

Airbreathing Hypersonic Propulsioning roots applied to coefficients. We give examples of quantic equations for which such formulae exist (e.g. de Moivre’s quintics) and show that the ideas which work for equations of degrees up to 4 have no evident generalizations. We also briefly discuss “casus irreducibilis” related to cubic equations.
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查看完整版本: Titlebook: Galois Theory Through Exercises; Juliusz Brzeziński Textbook 2018 Springer International Publishing AG, part of Springer Nature 2018 Galoi