نویسندگان

چکیده مقاله

There are discussions about inconsistency and equal opposite and etc. in Islamic logicians's books.The obvious difference about place of these in logicians' books at date of science of logic, brings this question that what the place of proposition's features is in logic. And what its mutation' influence in this science. Based on researches on older and recent Islamic logicians's books, we've divided history of featurs of proposition' mutation to three periods and in each of these, we've recognized clasifacation of their books and place of and number of proposition's features in each of these periods.