Delta-rational chord
From Xenharmonic Reference
A delta-rational (DR) chord is a chord that has integer differences between harmonics, but the harmonics are not necessarily integers. DR chords are typically denoted in the form of +a+b...
A delta-rational (DR) chord is a chord that has integer differences between harmonics, but the harmonics are not necessarily integers. DR chords are typically denoted in the form of +a+b...