Fourier theory made easy (?). 5*sin (2 4t) Amplitude = 5 Frequency = 4 Hz seconds A sine wave.
Lecture 12: Introduction to Discrete Fourier Transform Sections 2.2.3, 2.3.
Fourier Theory in Seismic Processing (From Liner and Ikelle and Amundsen) Temporal aliasing Spatial aliasing.
