the progress of literature in abu ahmad askari works

abu ahmad askari - the scholar, philologist and hadith teller - was living in askar makram city that unfortunately this city and his literary works have lost. he wished to meet the scientist – saheb ibn abad. but why the works of abu ahmad and his hometown scientists were lost while they caused the progress of literature especially in elementary literary criticism and created a dam against the critics of poetry of poets and also made a great work from vocabulary misreading point of view that the present paper intends to express it.