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198The context principle and Wittgenstein's criticism of Russell's theory of typesSynthese 98 (3). 1994.In this paper, I try to uncover the role played by Wittgenstein's context principle in his criticism of Russell's theory of types. There is evidence in Wittgenstein's writings that a syntactical version of the context principle in connection with the theory of symbolism functions as a good reason for his dispensing with the theory of types.
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92Frege's view on vaguenessManuscrito 26 (2): 253-277. 2003.The purpose of this paper is to discuss Frege’s view on vagueness, and to draw some relevant consequences of it. By examining what exactly Frege has in mind each time he complains about vagueness and advocates the sharpness requirement, I argue that he shows preoccupation with different kinds of vagueness in different periods of his thought. I also discuss the scope of the sharpness requirement, and argue that it is intended as applying primarily to mathematics and logic. Finally, I try and argu…Read more
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123Deferred Utterances and Proper ContextsDisputatio 4 (34): 807-822. 2012.Ruffino-Marco_Deferred-utterances-and-proper-contexts
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133The Primacy of Concepts and the Priority of Judgments in Frege's LogicGrazer Philosophische Studien 56 (1): 73-90. 1998.The paper presents a historical account of the primacy of concepts in Frege's conception of logic. Moreover, it argues that Frege's priority-thesis (i.e., the assumption that judgeable contents are prior to concepts) does not imply that sentential logic is more basic than the logic of concepts in his thought.
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110Review of J. R. Brown, Philosophy of Mathematics: An Introduction to the World of Proofs and Pictures (review)Erkenntnis 54 (3): 403-407. 2001.
Campinas, São Paulo, Brazil
Areas of Specialization
| Metaphysics and Epistemology |
| Science, Logic, and Mathematics |
| History of Western Philosophy |