Sunday night crab canon

September 20, 2009

This is one of the neatest things I’ve seen in a long time.  It’s a visualization of a two-part canon from Bach’s Musical Offering.  The canon in question exhibits both retrogression and inversion — that is, the theme harmonizes with an upside-down and backwards version of itself.  A relationship that complicated can be difficult to hear clearly, so it is really helpful to see it visually as well.  Anyway, have a look:

4 Responses to “Sunday night crab canon”

  1. Janet Says:

    That was really neat!


  2. Janet Says:

    Does that mean I’m a geek?


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