Understanding the Discrete Fourier Transform and the FFT

What is a Discrete Fourier Transform (DFT) and an FFT?

But what is the Fourier Transform? A visual introduction.

The Discrete Fourier Transform (DFT)

Discrete Fourier Transform - Simple Step by Step

How are the Fourier Series, Fourier Transform, DTFT, DFT, FFT, LT and ZT Related?

Webinar 119 | Electronic structure including electron-phonon effects

How the Discrete Fourier Transform (DFT) works - an overview

How does the Discrete Fourier Transform DFT relate to Real Frequencies?

Introduction to Density Functional Theory [Part One] Background

Fundamentals and applications of density functional theory

Basics of DFT in 10 minutes

Part 1: The very basics: what is DFT, and what problems does it solve?

Lockup Latch in DFT - Why, where it is used in scan chain and does it work?

David Bowler - Large-scale and linear scaling DFT: why we need it, and how we do it - IPAM at UCLA

Difference between DTFT and DFT (Discrete Fourier transform) | Digital Signal Processing | | DSP |

Discrete Fourier Transform (DFT): The most important math tool ever

Understanding the Z-Transform

Discrete Fourier Transform (DFT and IDFT) Explained in Python

The Fast Fourier Transform (FFT): Most Ingenious Algorithm Ever?