Kits89

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332 reputation

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	age	23
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25 Questions

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5	Separability by surjectivity of Frobenius Endomorphism
4	How to find a explicit field morphism
4	Eisenstein generalization
3	Intermediate fields of splitting field
3	Galois correspondence between normal groups and normal extensions

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332 Reputation

+5	Prove that $\left\{x^{\lambda_i}\right\}_{i=0}^n$ is a Chebyshev system on $(0,\infty)$
+5	Proof of non-strictly convexity of $l_1$ and $l_{\infty}$
+5	Irreducible polynomial means no roots?
+5	Is $\mathbb Q\left(\sqrt{5+\sqrt{5}}, \sqrt{5-\sqrt{5}}\right)$ a simple extension?

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1 Answer

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0	Field extension of composite degree has a non-trivial sub-extension

17 Tags

0 galois-theory × 15	0 probability-theory × 2
0 abstract-algebra × 5	0 probability-distributions
0 probability × 3	0 bayesian
0 approximation-theory × 2	0 measure-theory
0 field-theory × 2	0 statistics

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$Mathematics Stack Exchange$	Mathematics	332 rep	8
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$TeX - LaTeX Stack Exchange$	TeX - LaTeX	101 rep	1
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