Add new comment


Thanks for this.
One question about contribution of (0,0) wave in 'The wave sin(x) represented as a grayscale image, and the Fourier transform of that image' photo; does it show the big contribution of 'no changes' in the y axis of image?

Filtered HTML

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.
  • Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.