Communication
New! Download Unionpedia on your Android™ device!
Free
Faster access than browser!
And Ads-free!

# All-interval tetrachord

An all-interval tetrachord is a tetrachord, a collection of four pitch classes, containing all six interval classes. [1]

## All-interval twelve-tone row

In music, an all-interval twelve-tone row, series, or chord, is a twelve-tone tone row arranged so that it contains one instance of each interval within the octave, 1 through 11.

## All-trichord hexachord

In music, the all-trichord hexachord is a unique hexachord that contains all twelve trichords, or from which all twelve possible trichords may be derived.

## E (musical note)

E is the third note of the C major scale, and mi in fixed-do solfège.

## Elliott Carter

Elliott Cook Carter, Jr. (December 11, 1908 – November 5, 2012) was an American composer who was twice awarded the Pulitzer Prize.

## George Perle

George Perle (May 6, 1915 &ndash; January 23, 2009) was a composer and music theorist.

## Interval class

In musical set theory, an interval class (often abbreviated: ic), also known as unordered pitch-class interval, interval distance, undirected interval, or "(even completely incorrectly) as 'interval mod 6'" (Rahn 1980, 29; Whittall 2008, 273–74), is the shortest distance in pitch class space between two unordered pitch classes.

## Interval vector

In musical set theory, an interval vector (also called an interval-class vector or ic vector) is an array that expresses the intervallic content of a pitch-class set.

## Pitch class

In music, a pitch class (p.c. or pc) is a set of all pitches that are a whole number of octaves apart, e.g., the pitch class C consists of the Cs in all octaves.

## Serialism

In music, serialism is a method or technique of composition that uses a series of values to manipulate different musical elements.

## Set theory (music)

Musical set theory provides concepts for categorizing musical objects and describing their relationships.

## String Quartet No. 1 (Carter)

The First String Quartet by American composer Elliott Carter was written during a year spent in the Arizona desert from 1950-51.

## Tetrachord

In music theory, traditionally, a tetrachord (τετράχορδoν, tetrachordum) is a series of three smaller intervals that span the interval of a perfect fourth, a 4:3 frequency proportion.

## Trichord

In music theory, a trichord is a group of three different pitch classes found within a larger group.

## References

Hey! We are on Facebook now! »