The key insight for me on this topic also came from 3Blue1Brown, but in a different video: it’s that e^x is NOT best thought of as repeated multiplication, but instead as the function exp(x) = 1 + x + x^2/2 + X^3/6 + x^4/24 + …
After being relieved of the burden of that misconception, I was finally able to understand the role of complex numbers in the Fourier Transform.
rectang|3 years ago
After being relieved of the burden of that misconception, I was finally able to understand the role of complex numbers in the Fourier Transform.
https://www.youtube.com/watch?v=ZxYOEwM6Wbk&t=439s
fortran77|3 years ago