Set Notations and Definitions

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Flashcards covering mathematical set notations and definitions from the provided lecture transcript.

Last updated 7:41 PM on 8/26/26

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Integers

A set represented by the notation $Z$ .

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Whole Numbers

A set represented by the notation $W$ .

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Real Numbers

A set represented by the notation $R$ (or $RR$ ).

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Rational Numbers

A set represented by the notation $Q$ .

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Natural Numbers

A set represented by the notation $N$ (or $NN$ ).

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Empty Set

A set represented by the notation $\text{Ø}$ .

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Set $Q$ Definition Condition

Defined using $Z$ where $x, y \in Z$ and $y \neq 0$ .