The work distinguishes between two meanings of the term legal system: hierarchical (factual or vertical) and scientific.The principles on which both meanings are based are coherency, i.e., legitimacy, completeness, distinctiveness and self-reference (autopoiesis) of Skin Cream law.
These principles designate the states or real features of a legal system, but also the ideals and values, which are never completely realized, Solar Hybrid Invertor but are pursued with more or less success.Consequently, it can be concluded that contradictions, inconsistencies or incompleteness of general legal norms are always inherent to a legal system.