ABSTRACT
In Chapter 8, the relationship between trigonometric and exponential functions are developed, showing that: https://www.w3.org/1998/Math/MathML"> cos θ + j sin θ = e j θ and cos θ − j sin θ = e − j θ https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781315843629/20901bc5-1466-42ee-a7e4-0cc2fff34b68/content/math_466_B.tif" xmlns:xlink="https://www.w3.org/1999/xlink"/>
