By David Kelley
An inviting replacement to conventional texts in introductory good judgment, The artwork of Reasoning is greatly acclaimed for its conversational tone and available exposition of rigorous logical concepts.
The 3rd variation has been meticulously up to date and maintains the profitable pedagogical strategy of the 2 past versions, guiding scholars during the primary parts of formal deductive good judgment, class and definition, fallacies, easy argument research, inductive generalization, statistical reasoning, and clarification.
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First released in 2004. Routledge is an imprint of Taylor & Francis, an informa corporation.
Extra resources for Art of Reasoning with Symbolic Logic
12. 51 By contrast our claim is not that the two categories, particular and universal, are basic to thought or language or logic. Our claim is a metaphysical claim that these two categories are basic to how reality is. Hamlyn goes on to give examples of other ontologies. He mentions what he calls 'property location language' where basic statements locate a property at a space-time region. This is in fact an ontology of base events, which I mentioned in Chapter 1 and shall discuss in more detail in Chapter 7.
But it would be quite a mixed bag: There might be physical objects, classes, numbers, time slices of physical objects, and parcels of matter. Presumably they would all have the same ontological status in that they were all "objects". Perhaps Quine intends that the objects admitted as such by a certain theory should be a basic type of object so that all other types of object can be reduced to them; for example, one theory could take time slices of material objects as basic objects. But there is no a priori reason why the same cannot be done for universals; indeed, there is no a priori reason why it can be done for particulars.
It also shows how concepts can be objective. If we have no problem with mathematical functions being objective, then why should concepts present any difficulties? As a point about semantics it is supposed to explain how the combination of terms in a sentence pictures how the things signified by the terms are combined together. Otherwise, Frege does not have a lot to say about the ontological status of things in the third realm. ", and "Foundations of Geometry: First Series", p. 281. Although the reference of a predicate, the concept properly so-called, is unsaturated, Frege thinks that the term 'unsaturated' seems more suited to the sense of the predicate; I am not clear, however, whether it is a function or not.
Art of Reasoning with Symbolic Logic by David Kelley
Categories: Logic Language