Emendation of basis and its comparison with syllogism

The issue of basis emendation is very important in methodology (science of principle) and deduction of order, especially in nonworshiping orders. Some of the Fundamentalists (peoples believe in principles) believe that basis emendation is a case of syllogism and regarding the Prohibitor’s evidences of following the syllogism reject its correctness. Meanwhile among the believers, some have denied the similarities between basis emendation and syllogism; the others have accepted that it is a case of syllogism. It has been practically used in spite of Shia jurisprudent’s disagreement. So, in this paper, in addition to explaining the basis emendation, its different types, its background, and its significance, some examples of occurrence of basis emendation in jurisprudence is mentioned in which its occurrence possibility and permission is pointed out and the status of its differences from syllogism has been studied.