Patent US 5,434,962

According to the present invention, a document structure generation system in which logical structure generation rules are established between a logical structure satisfying the restrictions of a generic logical structure which restricts the logical structure of an input document or documents and a logical structure satisfying the restrictions of a generic logical structure which restricts the logical structure of an output document or documents. A logical structure of an output document can be automatically generated from a logical structure of an input document according to the rules.