Talk:Similarity transformation

25 Jul 2004

Must it be a vector space? Could it not be generalised as a mapping between metric spaces s.t. $\mathrm{\exists }k:\mathrm{\forall }x,y:d_1(x,y)=k{d}_2(Hx,Hy)$? 142.177.24.141 20:03, 25 Jul 2004 (UTC)