Science and Education Publishing Journal of Mathematical Sciences and Applications 2333-8792 3 1 2015 06 01 A Fixed Point Result of Expanding Mappings in Complete Cone Metric Spaces 1 2 EN K. Prudhvi Department of Mathematics, University College of Science, Saifabad, Osmania University, Hyderabad, Telangana State, India JMSA2015311 10.12691/jmsa-3-1-1 2015 04 28 2015 05 20 2015 06 01 In this paper, we prove a fixed point theorem for expanding onto self-mappings in complete cone metric spaces. Our results improve and extend some comparable results in the literature.