Works for string quartet • First String Quartet (1963) •
Sonatas for String Quartet (1967) • Second String Quartet (1980) •
Adagissimo (1983) • Third String Quartet (1987) • Fourth String Quartet (1989–90) • Fifth String Quartet (2006) •
Dum transisset I–IV for string quartet (2007) •
Exordium for string quartet (2008) • Sixth String Quartet (2010) •
Silentium (2014)
Selected solo works •
Sieben Sterne for organ (1970) • ''Cassandra's Dream Song'' for flute (1970–71) •
Time and Motion Study I for bass clarinet (1971–77) •
Time and Motion Study II for singing cellist and live electronics (1973–76) •
Unity Capsule for solo flute (1976) •
Lemma-Icon-Epigram for piano (1982) •
Kurze Schatten II for guitar (1989) (essay, analysis, analysis, score sample) •
Trittico per G.S. for double bass (1989) •
Bone Alphabet for percussion (1991) (score sample) •
Unsichtbare Farben for violin (1999) (score sample) •
Opus Contra Naturam, for solo piano (2000) •
no time (at all) for two guitars (2004), five pieces •
Sisyphus Redux for alto flute (2009) •
Quirl for solo piano (2011–13), part of Nicolas Hodges'
Studies Project For non-orchestral ensemble •
Prometheus for wind sextet (1967) •
Transit for solo voices and ensemble (1972–75) •
Time and Motion Study III for sixteen solo voices (3S, Mez, 4A, 4T, 2Bar, 2B), percussion and electronics (1974) • ''Carceri d'Invenzione I'' for fl, ob, 2cl, bn, hn, tpt, trb, euphonium, 1perc, pf, 2vn, va, vc, db [1121, 1111.2111] (1982) (analysis, score sample)(inspired by the "Carceri d'Invenzione" by
Giambattista Piranesi) •
Etudes Transcendantales for soprano and chamber ensemble (1982–1985) • ''Carceri d'Invenzione II'' for flute and ensemble (1985) • ''Carceri d'Invenzione III'' for fifteen wind instruments and percussion (1986) •
La Chute d’Icare for solo clarinet and chamber ensemble (1988) (program note) •
Terrain for violin and chamber ensemble (1992) •
Allgebrah for oboe and 9 solo strings (1996) (score sample) •
Incipits for solo viola, obbligato percussion and six instruments (1996) •
The Doctrine of Similarity for chorus (SATB), 3 clarinets, violin, piano and percussion (2000) (score sample) •
Chronos-Aion for large ensemble (2007–8) •
Renvoi/Shards for quarter-tone guitar and vibraphone (2008) •
Liber Scintillarum for 6 instruments (2012)
For orchestra •
Firecycle Beta for two pianos and two orchestras with five conductors (1969-1971) •
La Terre est un Homme for orchestra (1979) •
Plötzlichkeit for large orchestra (2006)
Opera •
Shadowtime (1999–2004), libretto by
Charles Bernstein, premiered at the
Munich Biennale ==Reception==