In this paper we have defined the local languages on Series Parallel languages (SP-languages) and their recognisability on branching automaton with more general recognition of SP-languages. We have also studied the closure properties of SP-local languages.

Mohana N

Mathematics

School of Advanced Sciences

Chennai Campus

Kalyani Desikan

V.R. Dare

Vellore Institute of Technology (VIT) is a private university located in&nbsp;Tamil Nadu, India. Founded in 1984, as Vellore Engineering College, the institution offers 20 undergraduate, 34 postgraduate, four integrated and four research programs. It has campuses in Vellore, Amravati, Bhopal and Chennai.

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Journal	International Journal of Pure and Applied Mathematics
Publisher	Academic Press
ISSN	13118080