From cddeab74130c3814acd49c8ac7d03041b2a7b85d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20M=C3=BCller?= Date: Sun, 28 Feb 2021 22:37:26 +0100 Subject: add new slides --- vorlesungen/slides/3/polynome.tex | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) (limited to 'vorlesungen/slides/3/polynome.tex') diff --git a/vorlesungen/slides/3/polynome.tex b/vorlesungen/slides/3/polynome.tex index 6ca0009..161a4ed 100644 --- a/vorlesungen/slides/3/polynome.tex +++ b/vorlesungen/slides/3/polynome.tex @@ -3,7 +3,27 @@ % % (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule % -\begin{frame} +\begin{frame}[t] \frametitle{Polynome} +$R$ ein Ring, z.~B.~$\mathbb{Z}$, $\mathbb{Q}$, $\mathbb{R}$ + +\begin{definition} +Polynome in $X$ mit Koeffizienten in $R$: +\[ +R[X] += +\{ +a(X)\;|\; +a(X) = a_nX^n+a_{n-1}X^{n-1} + \dots a_2X^2+a_1X + a_0, a_k\in R +\} +\] +\end{definition} + +\begin{itemize} +\item {\em Grad} des Polynoms: $\deg a(X) = \deg a = n$ +\item $\deg 0 = -\infty$ +\item {\em normiertes Polynom}: $a_n=1$ +\end{itemize} + \end{frame} -- cgit v1.2.1