#### Welcome to Science4All

My name is Lê and I believe that the greatest challenge in education is to make science and math appealing.

This is why I aim at bringing enthusiasm and excitement to the readers’ learning experience.

I now run a Robustly Beneficial wiki, mostly on AI ethics, which has come to fascinate me!

Fourier Analysis: Signals and Frequencies Fourier Analysis: Signals and Frequencies

By Lê Nguyên Hoang |

Fourier analysis is a fundamental theory in mathematics with an impressive field of applications. From creating radio to hearing sounds, this concept is a translation between two mathematical worlds: Signals and Frequencies. Here is an introduction to the theory.

By Lê Nguyên Hoang |

**Updated:**2016-01 |**Views**: 13746Fourier analysis is a fundamental theory in mathematics with an impressive field of applications. From creating radio to hearing sounds, this concept is a translation between two mathematical worlds: Signals and Frequencies. Here is an introduction to the theory.