The Fourier Analysis – Fourier Series Method

https://www.electronics-lab.com/article/the-fourier-analysis-part-1/

Introduction This subject was first assumed by Isaac Newton about 400 years ago. Newton showed that white light is composed of other colors. He called the color components of white light as “spectre”, from which we get the word spectrum. Figure 1 shows how a light beam is dispersed to some component colors i.e., waves […]