چکیده:
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 and its frequency, types of clauses and their relationship with the theme have also been studied and structural features of clauses are compared regarding the two genres. During data analysis, theme position in the clauses and its overlap in the form of intertwined layers, have led to the introduction of the of Layer Theme for the first time. This specialized term, is important and remarkable in functional researches. Layer Theme exists when themes of the complex clauses have simultaneous overlap in terms of constitutive levels or layers.
خلاصه ماشینی:
Layered Theme, a New Concept in Role-Based Grammar 1 Farogh Kazemi Assistant Professor of Linguistics, Islamic Azad University, Tehran Central Branch, Tehran, Iran (Received: 2016-03-04, Approved: 2016-10-26) Abstract The present article examines the nature of the theme in two Persian scientific and literary genres from the perspective of Halliday's systemic functional grammar theory, and identifies and explains the similarities and differences between the two genres regarding the concept of theme in the Persian language.
In this research, after considering the obvious differences between the texts under investigation in terms of the type of theme and its frequency, the structure of various clauses and their relationship with the theme are also reflected upon, and the structural characteristics of the clauses are examined and compared with respect to the two scientific and literary genres.
In this section, with regard to the research question (examining and how the concept of theme in scientific and literary texts of the Persian language), we will refer to the most important domestic and foreign studies in this regard and in the field of textual metafunction¹.
Pehlivan Nejad (2003) in his doctoral dissertation examined the clause structure in the Persian language based on Halliday's systemic functional grammar theory and analyzed the clause in terms of interpersonal, experiential, and textual metafunctions.
Pehlivan Nejad (2003) in his doctoral dissertation examined the clause structure in the Persian language based on Halliday's systemic functional grammar theory and analyzed the clause in terms of interpersonal, experiential, and textual metafunctions.
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