Abrahamsen had around touch sustaining music while he began swimming french horn in school. He late went in to learn Music Theory at the Royal Danish Academy of Music. He nowadays inspires his music from either his wise man Per Nørgård and Pelle Gudmundsen-Holmgreen which were two of his composition coach. He is likewise the portion of a trend that is known as "New Simplicity" that became popular in the mid 60s.

Works by Abrahamsen

X Studies for Soft / Half a dozen Pieces for Fiddle, Horn & Piano

Marchenbilder / Lied within Fall for Violoncello & Baker's dozen instruments

String quartette (by having Poul Ruders)