The notion of art music is a frequent and well defined musicological distinction , e.g. , referred to by musicologist Philip Tagg as one of an `` axiomatic triangle consisting of ` folk ' , ` art ' and ` popular ' musics . ''
The notion of art music is a frequent and well defined term , referred to by musicologist Philip Tagg as one of an `` axiomatic triangle consisting of ` folk ' , ` art ' and ` popular ' musics '' .