Augmented third

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File:Augmented third on C.png
Augmented third on C Template:ErrorScript error: No such module "Category handler"..

In classical music from Western culture, an augmented third (Template:ErrorScript error: No such module "Category handler".) is an interval of five semitones. It may be produced by widening a major third by a chromatic semitone.[1][2] For instance, the interval from C to E is a major third, four semitones wide, and both the intervals from C to E, and from C to E are augmented thirds, spanning five semitones. Being augmented, it is considered a dissonant interval.[3]

Its inversion is the diminished sixth, and its enharmonic equivalent is the perfect fourth.

The just augmented third, E, is 456.99 cents or 125:96. Template:ErrorScript error: No such module "Category handler". The Pythagorean augmented third, E+++, is 521.51 cents or 177147:131072, eleven just perfect fifths. Template:ErrorScript error: No such module "Category handler".

References

  1. Benward & Saker (2003). Music: In Theory and Practice, Vol. I, p.54. Template:ISBN.
  2. Hoffmann, F.A. (1881). Music: Its Theory & Practice, p.89-90. Thurgate & Sons. Digitized Aug 16, 2007. Archaically: superfluous third.
  3. Benward & Saker (2003), p.92.

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