---
date: '2024-12-13'
description: also known as multiset.
id: bags
modified: 2026-06-05 15:08:22 GMT-04:00
noindex: true
tags:
  - math
title: bags
created: '2024-12-13'
published: '2024-12-13'
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slug: thoughts/bags
permalink: https://aarnphm.xyz/thoughts/bags.md
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---
> \[!abstract\] definition
>
> modification of a set that allows repetition of elements

Think of $\{1,2,3,1,1\}$ is a bags, whereas $\{1,2,3\}$ is also considered a bag.

> in a sense, $\{1,2,3\}$ happens to also be a set.