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References to 'normal extension'
1. characterization of abelian extensions of exponent n by rm50
2. equivalent conditions for normality of a field extension by azdbacks4234
3. example of an extension that is not normal by Wkbj79
4. example of normal extension by alozano
5. finite field by yark
6. fundamental theorem of Galois theory by yark
7. Galois closure by scanez
8. Galois extension by djao
9. infinite Galois theory by djao
10. normal closure by scanez
11. normal is not transitive by Wkbj79
12. proof of fundamental theorem of Galois theory by pbruin
13. proof that the compositum of a Galois extension and another extension is Galois by rm50
14. quadratic extension by CWoo
15. splitting field by djao
16. topics on field extensions and Galois theory by rm50