Isometric embedding
= Isometric embedding
An isometric embedding $f:X\to Y$ between <metric spaces> is an <injective function> satisfying $d_Y(f(x),f(x'))=d_X(x,x')$ for all $x,x'\in X$.
= Isometric embedding
An isometric embedding $f:X\to Y$ between <metric spaces> is an <injective function> satisfying $d_Y(f(x),f(x'))=d_X(x,x')$ for all $x,x'\in X$.