Several Results In Relation To Normal Famly Theory

In the fundament of Navenlinna's value distribution ,we mainly use lemma of zalcman and obtain several normal criterions.The paper is shared by three sections:In Section 1 , we introduce some fundamental results of normal families and the results which I have obtained; In Section 2 , we study the normality of a famility with exceptional functions; In Section 3, we talk about normal families of meromorphic functions about share values.