Examples



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Next: Sampling of Images Up: The Fourier Transform Previous: The Fourier Transform

Examples

  1. Delta Function if and equal to the unit impulse at has Fourier transform 1 for all .
  2. Two impulses

  3. Gaussian hump is its own Fourier transform.

  4. Rectangular function

    has Fourier transform

  5. Bed of Nails or Shah function The sampling function in 2 D is given by

    and its Fourier transform is once again the bed of nails or Shah function

    .



S Sastry
Sun May 4 22:28:26 PDT 1997