Research and Application of Normalization for XML DTD
XML DTD规范化处理应用研究

The normalization problem of XML DTD is studied,as viewed from avoidance of redundant information in documents.First, the paper gives the definition of functndional dependencies and path for XML DTD and the concepts of reduancy is provided. Second,based on the functional dependency,the concept of normalized DTD and normalization rules for XML schema are provided.Last, an algorithm for converting XML DTD into a corresponding normalized one is provided.