%0 Journal Article %T Covariance differences of linealy representable sequences in hilbert spaces %A J.N Muriuki %J African Journal of Science and Technology %D 2006 %I %X TThe paper introduces the concepts of covariance differences of a sequence and establishes its relationship with the covariance function. One of the main results of this paper is the criteria of linear representability of sequences in Hilbert spaces. %U http://www.ajol.info/index.php/ajst/article/view/55189