Abstract: | Let 0<λ≤1/3, K(λ) be the attractor of an iterated function system {ϕ1ϕ2} on the line, where ϕ1(x)=λx, ϕ1(x)=1-λ+λx,x∈0,1]. We call K(λ) the symmetry Cantor sets. In this paper, we obtained the 0123 0132 V 3 exact Hausdorff Centred measure of K(λ). |