to study art, sociologists have so far related it either to the economic base of the artistic product or to the artist's ideology or world-view or the class structure of the audience and art consumers. the importance of none of these factors could be denied; however, what is more important is the relation between these factors, the complex network of political, economic and social relations tha...

abstract: the research at hand discusses about the notion of the theme in persian scientific and literary genres from the point of view of halliday’s systemic functional grammar (sfg) and explains and determines the similarities and differences of the two genres in persian language. in this research, after mentioning the obvious differences of the two genres from the point of view of theme type...