explanation and critic of philosophical-theological of the original sin

Original Sin instruction is one of the fundamental pillar of polusian interpretation of Christianity that besides the justification of salvation instruction, confirms the divinity of Jesus. Indeed, Sin, salvation or grace and Christ divinity have necessary and profound relation together that denial or repudiate one of them accost to problem drastic the transcendental system of polus. Hence the theologians and philosophers of Christianity like: Saint Augustinus, saint Anselm and Odo for better apprehension and understanding the sin instruction and defence against opinions of critics, besides preservation the frame of whatever Polus expressed in the Gospels book in his epistle, they proceeds to describe, commentary and philosophical justification of this problem. Through his inheritance Augustine and Anselm, by relying on human nature and Odo, is trying through the ratio of their species, attempts to give a better explanation of the original sin, but none of them seems to be able to provide a dependable justification in this regard. This article intends to analyze his opinions. Christianity, original sin, Polus, Augustinus, Anselm, Odo.