Astadhyayi is a Sanskrit Treatise on grammar written in 6th to 5th century B.C. by the Indian grammarian Panini. This work set the linguistic standards for classical Sanskrit. It sums up in 4000 sutras the science of phonetics and grammar that had evolved in the Vedic religion. Panini divided his work into eight chapter, each of which is further divided into quarter chapters. Beyond defining the morphology and syntax of Sanskrit language and usage in the spoken language and usage that is proper to the language of the sacred texts. The Astadhyayi is generative as well as descriptive. With its complex use of metarules, transforms and recursions the grammar in Astadhyayi has been likened mathematical model that reduces the logical structure of any computing device to its essentials. It is an enlarged edition of the Astadhyayi with usage of modern Sanskrit diacritical notation and correct rendering of Sanskrit text along with celebrated English translation.