%0 Journal Article %T Supermartingale Deomposition with General Index Set %A Gianluca Casseses %J Mathematics %D 2008 %I arXiv %X We prove results on the existence of Dol\'{e}ans-Dade measures and of the Doob-Meyer decomposition for supermartingales indexed by a general index set %U http://arxiv.org/abs/0812.1664v2