ASKSAGE: Sage Q&A Forum - RSS feedhttps://ask.sagemath.org/questions/Q&A Forum for SageenCopyright Sage, 2010. Some rights reserved under creative commons license.Wed, 10 Aug 2016 19:45:47 +0200how to find minimal polynomialhttps://ask.sagemath.org/question/34412/how-to-find-minimal-polynomial/How to find the minimal polynomial of an element ? Let $\zeta_n$ be a primitive $n$-th root of unity. I want to find the minimal polynomial of $\zeta_n$ over $\mathbb{Q}(\zeta_n+\zeta_{n}^{-1})$. How do I do that ?nebuckandazzerWed, 10 Aug 2016 19:45:47 +0200https://ask.sagemath.org/question/34412/