1º_ In logic and philosophy it is the situation in which the same fact or its description is not consistent with its result or our understanding of it. The term has a Greek origin, where 960; 945; 961; 945; ( for ) is "opposite" and 948; 959; 958; 945; (doxa) is "opinion". 2º_ In rhetoric it is a resource to explain something by the absurd, contradicting with fallacious but credible arguments a situation that seems evident.
The paradox is a literary figure who expresses a seeming contradiction that, by logic, the real contradiction is not possible, as it states the principle of contradiction: " nothing can be and not be under the same aspect, " The apparent contradictions stem from the confusion of language, as in the case of the classic liar: "Epimenides, a Cretan said that all Cretans always lie "Considering that Epimenides lies that he tells the truth, there is a seeming contradiction for the fact of not knowing what level of language is the proposition quoted