Titlebook: Logic and Language; Neville Dean Textbook 2003Latest edition The Editor(s) (if applicable) and The Author(s) 2003 artificial intelligence.

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Language, Logic and Symbols,as been handled has changed. Initially, the ‘technology’ was purely oral, but gradually technology developed which enabled greater use of information. Major developments in this technology include: the invention of writing; the invention of printing; and the invention of the electronic computer.

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Natural Deduction,ivalence and semantic entailment, which can be defined in terms of truth values. In this chapter we shall be looking at how we can argue from a given set of propositions known as . to obtain a further proposition known as the .. There are many such ways in which we can justify an argument, not all o

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First Order Theories,t we may draw valid conclusions from a set of premisses in first order logic. One notion we have not looked at so far, however, is that of ., also known as .. In this section we shall introduce this notion and define it by extending our rules of deduction to include introduction and elimination rule

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https://doi.org/10.1007/978-0-230-00605-8artificial intelligence; computer science; conversion; formal logic; formal method; intelligence; logic; lo

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Neville DeanProvides an introduction to formal logics without the deep mathematical theory. Provides an overview of the nature of formal logics. Gives a solid basis for further more detailed study, if required, i

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The Editor(s) (if applicable) and The Author(s) 2003

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Compound Propositions,In this section we shall introduce the basic notation for expressing compound propositions using letters and symbolic connectives. Various notational conventions are introduced and some examples given of their use. An exercise follows, which will give you chance to become familiar with the notation.