 Since $\displaystyle{d(x, y) = \sqrt{\sum_{i=1}^{n}{(x_i - y_i)^2}}}$, $d(A, B)$ should be $2\sqrt{2}$ or I misunderstood something? By the way, how to run this locally after checking it out?
Since$\displaystyle{d(x, y) = \sqrt{\sum_{i=1}^{n}{(x_i - y_i)^2}}}$ , $d(A, B)$ should be $2\sqrt{2}$ or I misunderstood something?
By the way, how to run this locally after checking it out?