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Introduction to Logic

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A very basic presentation on Introduction to Logic. ~ Wasif Altaf

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Page 1: Introduction to Logic
Page 2: Introduction to Logic

Diversity of Logic

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Why “Introduction To Logic”?

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Science dealing with principles of valid reasoning

and arguments

DEFINITION

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“All mammals are four-footed animals; all people are mammals; therefore, all people are four-footed animals”

EXAMPLE

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EXAMPLE

“Some animals are two-footed; all people are animals; therefore, all people are two-footed”

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Depends on form of argument, not content

VALIDITY

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HISTORY

Aristotelian Logic

•Syllogistic Reasoning

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HISTORY

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RECENT DEVELOPMENTS

• Many-Valued logic• Fuzzy logic

• Modal logic• Deontic logic

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CONCLUSION

A diverse field that begs

further research

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Questions &

Answers