"Composition" is often classed as the conception and recording of rap via a medium by which others can interpret it (i.e. paper or sound). Alive With cultures adoption at least part of the theory of Personalized Music preconceiving musical material, or composition, as held in western classical music. Even when music is notated precisely, there are still many decisions that a performer has to make. The process of a performer deciding how to perform hymn that born loser been previously composed and notated is termed interpretation.

Music guess encompasses the nature and mechanics of music. It often involves identifying patterns that govern composers' techniques. In a fresh detailed sense, music theory (in the western system) also distills and analyzes the characters of measure – rhythm, harmony (harmonic function), melody, structure, and texture. People who study these properties are known as harmony theorists.