Sur le même accord is a piece by French composer Henri Dutilleux

Henri Dutilleux

Henri Dutilleux is one of the most important French composers of the second half of the 20th century, producing work in the tradition of Maurice Ravel, Claude Debussy, and Albert Roussel, but in a style distinctly his own...

. The work is for solo violin

Violin

The violin is a string instrument, usually with four strings tuned in perfect fifths. It is the smallest, highest-pitched member of the violin family of string instruments, which includes the viola and cello....

 and orchestra and was composed for violinist Anne-Sophie Mutter

Anne-Sophie Mutter

Anne-Sophie Mutter is a German violinist.- Early life :Mutter was born in Rheinfelden, Germany. She began playing the piano at age five, and shortly afterwards took up the violin, studying with Erna Honigberger, a pupil of Carl Flesch...

. It was premiered on 28 Apr 2002 in London by the London Philharmonic Orchestra

London Philharmonic Orchestra

The London Philharmonic Orchestra , based in London, is one of the major orchestras of the United Kingdom, and is based in the Royal Festival Hall. In addition, the LPO is the main resident orchestra of the Glyndebourne Festival Opera...

. Mutter was the violinist and the conductor was Kurt Masur

Kurt Masur

Kurt Masur is a German conductor, particularly noted for his interpretation of German Romantic music.- Biography :Masur was born in Brieg, Lower Silesia, Germany and studied piano, composition and conducting in Leipzig, Saxony. Masur has been married three times...

. The piece lasts about 10 minutes in performance.

Dutilleux describes the piece as "a nocturne-like work"http://www.schott-music.com/shop/1/show,215970.html. The one movement falls into an introduction followed by an alternation of rapid music and slow, lyrical passages:

Introduction - Rapid Music - Lyrical Section I - Rapid Music - Lyrical Section II - Rapid Music

The entire piece is based on one six-note chord, heard at the beginning of the piece, which is manipulated in various ways. The chord has the property of all-combinatoriality

Combinatoriality

In music using the twelve tone technique combinatoriality is a quality shared by some twelve-tone tone rows whereby the row and one of its transformations combine to form a pair of aggregates...

, and Dutilleux uses this property several times to create an aggregate

Chromatic scale

The chromatic scale is a musical scale with twelve pitches, each a semitone apart. On a modern piano or other equal-tempered instrument, all the half steps are the same size...

. The piece also features the Dutilleux trademark of mirror writing, which can be heard in several passages. The work is tonally centered around G, which is established by assertion, most notably by the repeated use of the violin's low open G.

Instrumentation

The orchestration of the works is: 2 flute

Flute

The flute is a musical instrument of the woodwind family. Unlike woodwind instruments with reeds, a flute is an aerophone or reedless wind instrument that produces its sound from the flow of air across an opening...

s (1st doubles Piccolo

Piccolo

The piccolo is a half-size flute, and a member of the woodwind family of musical instruments. The piccolo has the same fingerings as its larger sibling, the standard transverse flute, but the sound it produces is an octave higher than written...

), 2 oboe

Oboe

The oboe is a double reed musical instrument of the woodwind family. In English, prior to 1770, the instrument was called "hautbois" , "hoboy", or "French hoboy". The spelling "oboe" was adopted into English ca...

s, 2 clarinet

Clarinet

The clarinet is a musical instrument of woodwind type. The name derives from adding the suffix -et to the Italian word clarino , as the first clarinets had a strident tone similar to that of a trumpet. The instrument has an approximately cylindrical bore, and uses a single reed...

s, 1 Bass Clarinet

Bass clarinet

The bass clarinet is a musical instrument of the clarinet family. Like the more common soprano B clarinet, it is usually pitched in B , but it plays notes an octave below the soprano B clarinet...

, 2 bassoon

Bassoon

The bassoon is a woodwind instrument in the double reed family that typically plays music written in the bass and tenor registers, and occasionally higher. Appearing in its modern form in the 19th century, the bassoon figures prominently in orchestral, concert band and chamber music literature...

s, 2 Horns

Horn (instrument)

The horn is a brass instrument consisting of about of tubing wrapped into a coil with a flared bell. A musician who plays the horn is called a horn player ....

, 2 trumpet

Trumpet

The trumpet is the musical instrument with the highest register in the brass family. Trumpets are among the oldest musical instruments, dating back to at least 1500 BCE. They are played by blowing air through closed lips, producing a "buzzing" sound which starts a standing wave vibration in the air...

s, 2 trombone

Trombone

The trombone is a musical instrument in the brass family. Like all brass instruments, sound is produced when the player’s vibrating lips cause the air column inside the instrument to vibrate...

s, tuba

Tuba

The tuba is the largest and lowest-pitched brass instrument. Sound is produced by vibrating or "buzzing" the lips into a large cupped mouthpiece. It is one of the most recent additions to the modern symphony orchestra, first appearing in the mid-19th century, when it largely replaced the...

, timpani

Timpani

Timpani, or kettledrums, are musical instruments in the percussion family. A type of drum, they consist of a skin called a head stretched over a large bowl traditionally made of copper. They are played by striking the head with a specialized drum stick called a timpani stick or timpani mallet...

, 3 percussion

Percussion instrument

A percussion instrument is any object which produces a sound when hit with an implement or when it is shaken, rubbed, scraped, or otherwise acted upon in a way that sets the object into vibration...

, harp

Harp

The harp is a multi-stringed instrument which has the plane of its strings positioned perpendicularly to the soundboard. Organologically, it is in the general category of chordophones and has its own sub category . All harps have a neck, resonator and strings...

 and strings

String instrument

A string instrument is a musical instrument that produces sound by means of vibrating strings. In the Hornbostel-Sachs scheme of musical instrument classification, used in organology, they are called chordophones...