عنوان مقاله [English]
نویسندگان [English]چکیده [English]
Because of the expansion in the law field and also conceptual and visionary nature of it, there is a no totally accepted definition between experts in this field. It has caused to change in debates toward law characteristics which agreements here are much but in the issue of importance, priority and relativity of characteristics there is not such an agreement and debates are open. By definition of law, it represents law(s) characteristics in the three comprehensive law validity, law reliability and practicability dimensions, to decrease confusions, helping to better understand and to have a better and reasonable law system. Also law validity is divided in to two main internal and external validity dimensions. Finally it has deduced law’s validity and law’s reliability as essence characteristics, the possibility of deficiency in laws at all levels and the need and necessity of courts independence.