Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Logical Constructions Bertrand Russell referred to several different definitions and philosophical analyses as providing logical constructions of certain entities and expressions. Examples he cited were the Frege/Russell definition of numbers as classes of ...

Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Singular Propositions Singular propositions (also called Russellian propositions) are propositions that are about a particular object or individual in virtue of having the object or individual as a constituent of the proposition. Alleged examples of singular ...

Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Logical Form Some inferences are impeccable. Consider: (1) John danced if Mary sang, and Mary sang; so John danced. (2) Every politician is deceitful, and every senator is a politician; so every senator is deceitful. (3) The tallest man is in the garden; so ...

Home Page The Theory of Abstract Objects Introduction Metaphysics vs. Physics Objectives of the Theory Distinction Underlying the Theory Presentation of the Theory Principia Metaphysica Tutorial on Principia Metaphysica Introduction The equations at the top of this page are the two most important principles of the theory of abstract objects. The first principle expresses the existence conditions ...

Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Structured Propositions It is a truism that two speakers can say the same thing by uttering different sentences, whether in the same or different languages. For example, when a German speaker utters the sentence Schnee ist weiss and an English speaker utters ...

Comparing Frege and Russell KENT BACH Frege's and Russell's views are obviously different, but because of certain superficial similarities in how they handle certain famous puzzles about proper names, they are often assimilated. Where proper names are concerned, both Frege and Russell are often described together as descriptivists. But their views are fundamentally different. To see that, ...

CORRESPONDENCE BETWEEN WILFRID SELLARS AND GILBERT HARMAN ON TRUTH{*} Contents February 26, 1970: Sellars to Harman March 24, 1970: Harman to Sellars November 20, 1970: Sellars to Harman December 9, 1970: Harman to Sellars THE ROCKEFELLER UNIVERSITY New York, N.Y. l0021 February 26, 1970 Professor Gilbert Harman Department of Philosophy Princeton University Princeton, New Jersey Dear Gil: I have ...

On the Model Theory of Knowledge ...

Translation Tips Peter Suber, Philosophy Department, Earlham College Truth-Functional Propositional Logic Predicate Logic Singly General Monadic Multiply General Monadic Polyadic In this hand-out I treat the notation of truth-functional propositional logic and first-order predicate logic as a language, and give guidance on translating from English into this foreign language. In general, logical ...

Philosophy of Language A Unified Theory of Names John Justice Jjustice@rmwc.edu ABSTRACT: Theoreticians of names are currently split into two camps: Fregean and Millian. Fregean theorists hold that names have referent-determining senses that account for such facts as the change of content with the substitution of co-referential names and the meaningfulness of names without bearers. Their ...

Philosophy of Language The Reference of Theoretical Terms Renate Duerr Karlsruhe; Germany Renate.duerr@geist-soz.uni-karlsruhe.de ABSTRACT: A popular explanation of the success of theories of science is that of scientific realism. It maintains, besides that the theories of a mature science are typically approximately true, that observational terms and theoretical terms refer to or denote ...

Philosophy of Language On Naming and Possibility in Kripke and in the Tractatus* Mar a Cerezo University of Navarra, Stanford University cerezo@csli.stanford.edu ABSTRACT: Raymond Bradley has put forward an essentialist interpretation of the ontology of Wittgenstein's Tractatus Logico-philosophicus and aims to develop the model dimension that is implicit therein. Among other theses, Bradley ...

Logic and Philosophy of Logic Two Types of Philosophical Analysis Arkadiusz Gut Catholic University of Lublin ABSTRACT: The aim of this paper is a comparative analysis of the Lvov-Warsaw School and Frege-Russell's tradition. The Comparison of these is made on the grounds of the analysis of existence. Choosing existence as the object of the analysis is very essential. It is so because ...