•  35
    ¿ Somos los únicos animales racionales?
    Teorema: International Journal of Philosophy 18 (3): 229-253. 1999.
  • Orayen proposes some kind of intensional approach in philosophy of logic, with meanings playing a central role in implementing the notion of logical truth. Orayen regards Quine as his main interlocutor. The major topic gone into through the book is logical form, validity and logical truth. As an outgrowth, Quine's operationalist view of language receives an extensive coverage and discussion. The investigation into the notion of logical truth and validity leads to a critical assessment of the rel…Read more
  •  5
    This essay belongs to a series of papers whose aim is to show that some differing accounts of relations in contemporary philosophy are flawed because they resort to what can be labelled `hylomorphism'. Some standard difficulties of Aristotelianism reappear in these analytical approaches. All of them resort to «form» as playing the role of `«ctualizing» a given «matter» by making it into another entity. In these accounts the actualizing or structuring form lacks the quality it bestows upon the ma…Read more
  •  23
    Algunos debates filosóficos sobre los conjuntos difusos
    Ideas Y Valores 37 (78): 3-27. 1988.