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An even older "machine" that performs Fourier analysis: a lens [1]. [1] http://en.wikipedia.org/wiki/Fourier_optics http://en.wikipedia.org/wiki/Fourier_optics
by mdturnerphys 12y ago
An even older "machine" that performs Fourier analysis: a lens [1].
[1] http://en.wikipedia.org/wiki/Fourier_optics http://en.wikipedia.org/wiki/Fourier_optics
- skierscott 12y agoI wrote a blog post[1] about the Fourier transform and lenses. Lenses taking Fourier transforms has surprising evolutionary effects. [1]:http://scottsievert.github.io/blog/2014/05/27/fourier-transforms-and-optical-lenses/ http://scottsievert.github.io/blog/2014/05/27/fourier-transf...