%0 Journal Article %A Soria de Diego, Francisco Javier %A Tradacete Pérez, Pedro %T The least doubling constant of a metric measure space %D 2019 %@ 2737-0690 %U https://hdl.handle.net/20.500.14352/91479 %X We study the least doubling constant C(X,d), among all doubling measures µ supported on a metric space (X, d). In particular, we prove that for every metric space with more than one point, C(X,d) ≥ 2. We also describe some further properties of C(X,d) and compute its value for several important examples. %~