This document provides an overview of mathematics by discussing what mathematics is, its history, key topics like algebra and geometry, important mathematical concepts like pi and the golden ratio, and examples of the golden ratio in nature. The document defines mathematics as the study of quantity, structure and space. It notes that the earliest evidence of complex mathematics dates back to 3000 BC among ancient Babylonians and Egyptians. Key areas of mathematics like algebra, geometry, trigonometry and calculus are mentioned. Important concepts like pi and the golden ratio are explained, with pi being the ratio of a circle's circumference to its diameter and the golden ratio relating to proportions found in nature. Examples of the golden ratio in forms found in nature are provided.