4.1. Sets and Basic Set Operations
Definition 4.1 (Set)
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A set is a collection of objects which are already
clearly identifiable and distinct from one other.
Examples: Physical objects
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The set of the members of our class.
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The set of citizens in the USA.
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The set of houses in Berlin.
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The set of stars.
Examples: Conceptual objects
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The roman alphabet.
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The set made up of the four numbers 5, 6, 7, and 8.
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The set of all natural numbers 1, 2, 3, 4, ...
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The set of definitions in this course.
Created by unroff & hp-tools.
© by Hans-Peter Bischof. All Rights Reserved (1998).
Last modified: 27/July/98 (12:14)
