Fourier analysis of the image reveals a hidden inner counter-clockwise pair.
From the sciencedaily.com
Fourier analysis on finite groups and applications.
From the en.wikipedia.org
Fourier analysis is particularly common for waves.
From the en.wikipedia.org
Fourier analysis allows any signal to be constructed from a spectrum of frequencies, whence the circuit's reaction to the various frequencies may be found.
From the en.wikipedia.org
Fourier analysis is named after Joseph Fourier, who showed that representing a function by a trigonometric series greatly simplifies the study of heat propagation.
From the en.wikipedia.org
Fourier transform infrared microspectroscopic analysis of bones of osteocalcin-deficient mice provides insight into the function of osteocalcin.