Posted 2019-07-21Updated 2021-08-04Math Analysis / Functional Analysisa few seconds read (About 55 words)NormNorm$\mathcal{L_p}$ 范数 $\mathcal{L_p}$ 范数 $x \in R^n$ $\mathcal{L_p}$ Dual Norm 对偶范数 $x \in R^N$ $|x|$:$x$的某个范数