He made an invention or experiment for some type of wave and he tested it. So that's basically why he is famous.
Answer:
The basic principle of the golden mean, laid down by Aristotle 2,500 years ago is moderation, or striving for a balance between extremes. ... The golden mean focuses on the middle ground between two extremes, but as Aristotle suggests, the middle ground is usually closer to one extreme than the other.
