Als Erster Komponist beteiligt 150

Durations, 3

Durations, Nr. 2

Durations, Nr. 5

Extensions, 1

Extensions, Klavier (3), No. 4

Extensions, Nr. 3

False relationships and the extended ending

First principles

Five pianos

Flute and orchestra

For Aaron Copland

For Bunita Marcus

For Christian Wolff

For Frank O'Hara

For Franz Kline

For John Cage

For Philip Guston

For Samuel Beckett

For Stefan Wolpe

Four instruments (1965)

Four instruments (1975)

I met Heine on the Rue Fürstemberg

Illusions

In search of an orchestration

Instrumentalmusik

Instruments 3

Instruments, 1

Instruments, 2

Intermission, Nr. 5

Intermission, Nr. 6