Complemente de Algebra, an IV, sem.I 30 ianuarie 2008

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Cezar Lupu
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Complemente de Algebra, an IV, sem.I 30 ianuarie 2008

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Examen: Complemente de algebra
Profesor: M.Iosif

1) va fi postat cat de curand.

2) va fi postat cat de curand.

3) Daca \( \varphi_{n} \) reprezinta al \( n \)-lea polinom ciclotomic, atunci sa se calculeze \( \varphi_{n}(1) \).

4) Sa se determine numerele naturale \( n\geq 3 \) pentru care \( \mathbb{Q}(\epsilon) \) este con total, unde \( \epsilon=\cos\frac{2\pi}{n}+i\sin\frac{2\pi}{n} \).
Last edited by Cezar Lupu on Sat Feb 02, 2008 5:07 pm, edited 3 times in total.
An infinite number of mathematicians walk into a bar. The first one orders a beer. The second orders half a beer. The third, a quarter of a beer. The bartender says “You’re all idiots”, and pours two beers.
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