... Corporation Fixed Point Theory and ApplicationsVolume 2010, Article ID 315398, 7 pagesdoi:10.1155/2010/315398 Research Article Remarks on Cone Metric Spaces and Fixed Point Theorems of Contractive ... results as Theorem 4 for example in 1.References1 L G. Huang and X. Zhang, “Cone metric spaces and fixed point theorems of contractive mappings,”Journal of Mathematical Analysis and Applications, ... if and only if x y;2 Dx, yDy, x, for any x, y ∈ X;3 Dx, y ≤ KDx, z1Dz1,z2··· Dzn,y, for any points x, y, zi∈ X, i 1, 2, ,n.Proof. The proofs of 1 and...