Calculus - What is a Function?
Channel: Aaron Budke
Date: 2020-06-30

In this video we explore what, in essence, a mathematical function truly is. I look at various examples as well as some analogies to gain a better understanding of what a function is.

0:00 - Introduction
0:20 - Machine analogy
1:12 - Examples and the vertical line test
3:54 - Why functions are useful