# Definition:Set/Point Set

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## Definition

A **set** whose elements are all (geometric) points is often called a **point set**.

In particular, the Cartesian coordinate plane and complex plane can each be seen referred to as a **two-dimensional point set**.

## Sources

- 1965: Claude Berge and A. Ghouila-Houri:
*Programming, Games and Transportation Networks*... (previous) ... (next): $1$. Preliminary ideas; sets, vector spaces: $1.1$. Sets - 1967: George McCarty:
*Topology: An Introduction with Application to Topological Groups*... (previous) ... (next): Introduction: Set-Theoretic Notation - 1981: Murray R. Spiegel:
*Theory and Problems of Complex Variables*(SI ed.) ... (previous) ... (next): $1$: Complex Numbers: Point Sets

- 1983: George F. Simmons:
*Introduction to Topology and Modern Analysis*... (next): $\S 1$: Sets and Set Inclusion - 2008: Paul Halmos and Steven Givant:
*Introduction to Boolean Algebras*... (next): Appendix $\text{A}$: Set Theory: Sets and Subsets - 2012: M. Ben-Ari:
*Mathematical Logic for Computer Science*(3rd ed.) ... (next): Appendix $\text{A}.1$: Definition $\text{A}.1$