Resumo

CONTRERAS, Sebastián. The Underdetermination of Natural Law: Notes about the Classical Theory of the Determination of Natural Just. Bol. Mex. Der. Comp. [online]. 2014, vol.47, n.141, pp.839-866. ISSN 2448-4873.

In classical philosophy only afragment of the legal system is natural law. The natural precepts are solely a little part of the normative system of civil societies. Even though the natural principles are the fundament of positives rules, the iusnatural norms are not sufficient for the regulation of all aspects of human life. They are "indeterminate". This is the reason of the need the normative power of State, of judges and particulars.

Palavras-chave : Determination of Natural Law; Natural Law; Vagueness; "derivatio per modum determinationis".

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