This article aims to discuss the focus of the Russian Formalism on the literariness of the texts, and its attempt to identify the devices which distinguish a literary form from an ordinary one. It also clarifies the fact that the new American critics argued for organic unity in poetry, i.e. poetry is a paradox that the critic, without being influenced by or paying attention to the author's intention, should try to solve the ambiguities and puzzles internal to it, in order to accomplish the understanding of the meaing, and to achieve the organic unity. The author, considering both of the above- mentioned approaches, explores Sohrab Sepehri 's poem entitled "Mehrab".
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