Finite representability of a Banach space
= Finite representability of a Banach space
{wiki=Finite_representability}
A Banach space $X$ is finitely representable in $Y$ when, for every finite-dimensional subspace $E\subseteq X$ and every $\varepsilon>0$, there are a subspace $F\subseteq Y$ and an isomorphism $T:E\to F$ with $\|T\|\|T^{-1}\|<1+\varepsilon$.
= Finitely representable
{synonym}