[Analysis] Diff. Calc

semester3/analysis-ii/cheat-sheet-rb/parts/01_linalg.tex

@@ -2,6 +2,8 @@ Relevant definitions used throughout Analysis II.
 
 \subtext{$\textbf{A} \in \R^{m \times n},\quad x,y \in \R^n,\quad \alpha \in \R$}
 
+\definition \textbf{Scalar Product} $x \cdot y :=\sum_{i=0}^{n} (x_i \cdot y_i)$
+
 \definition \textbf{Euclidian Norm} $||x|| := \displaystyle\sqrt{\sum_{i=1}^{n} x_i^2}$\\
 \subtext{Used to generalize $|x|$ in many Analysis I definitions}