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Organum (/ˈɔːrɡənəm/) is, in general, a
plainchant melody with at
least one
added voice to
enhance the harmony,
developed in the
Middle Ages. Depending...
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involved in its composition. Pérotin is the
first composer of
organum quadruplum—four-voice polyphony—at
least the
first composer whose music has survived...
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suggest that Pérotin's
organum quadruplum Viderunt omnes was
written for
Christmas 1198, and his
other organum quadruplum Sederunt Principes was composed...
- Notre-Dame
school organum (most famously, the
organum triplum and
organum quadruplum of Pérotin), conductus, and
discant clausulae.
Later in the century, the...
- four-part
version of Viderunt, one of the few
existing examples of
organum quadruplum, may have been
written for the
Feast of the Cir****cision in 1198. We know...
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Concerto for
guitar and
string orchestra with
vibraphone ad
libitum (1981)
Quadruplum for
orchestra (1981)
Concerto for
violin and
orchestra (1982–1983) Alternanze...
- 9 (1994)
Large Chamber Works and “Paintings”
Series From
Opera (1968)
Quadruplum (1970)
Paintings No. 1 (1972)
Paintings No. 2 (1975)
Paintings No. 3 (1976)...