grandes-ecoles 2019 Q1

grandes-ecoles · France · x-ens-maths__pc Matrices Matrix Norm, Convergence, and Inequality

When $x \in \mathbb{C}^n$, verify that $\|x\|_2^2 = \bar{x}^T x$.

When $x \in \mathbb{C}^n$, verify that $\|x\|_2^2 = \bar{x}^T x$.