math-set-properties.html
* created: 2025-10-05T19:03
* modified: 2025-10-05T19:11
title
Set Properties
description
The properties of a set can be use to classify and compare it in relation to other sets.
related notes
Set Properties
Closed
A set B \subseteq A is defined as closed in relation to a function f : A \times A \to A if \forall x,y \in B : f(x,y) \in B.