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edited Mar 11, 2015 at 18:58

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Unramified extensions of a number field for a given degree

Let $K$ be a finite extension of $\mathbb{Q}$. For a given integer $n$, how to construct an unramified extension of $K$ of degree $n$ ?

algebraic-number-theory class-field-theory ramification

asked Mar 11, 2015 at 17:59

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