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Há 3 dias · First-order logic is the standard for the formalization of mathematics into axioms, and is studied in the foundations of mathematics. Peano arithmetic and Zermelo–Fraenkel set theory are axiomatizations of number theory and set theory, respectively, into first-order logic.
Há 2 dias · In a letter to Hayek in 1944, Popper stated: "I think I have learnt more from you than from any other living thinker, except perhaps Alfred Tarski". Popper dedicated his Conjectures and Refutations to Hayek.
Há 1 dia · According to an influential view by Alfred Tarski, deductive arguments have three essential features: (1) they are formal, i.e. they depend only on the form of the premises and the conclusion; (2) they are a priori, i.e. no sense experience is needed to determine whether they obtain; (3) they are modal, i.e. that they hold by logical necessity for the given propositions, independent of any ...
Há 2 dias · La verdad es la adecuación del entendimiento con la realidad. En sentido moral, la verdad es lo opuesto a la mentira. 2. Tipos de Verdad. 2.1. Verdad Ontológica o Metafísica. Lo opuesto a la apariencia, es decir, sinónimo de auténtico, de real. La verdad como propiedad o cualidad de la realidad. Ejemplo: Estas flores son de verdad.
Há 2 dias · He is a painter who started a figurative style but soon began to amalgamate Expressionism, Fauvism and Impressionism in his paintings. As he move into Abstract Expressionism and assemblage, he also branched out in these various separate directions without abandoning the figurative and realist schools.
Há 3 dias · The World's most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries.
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