Edits the bass pitch class of a sonority. Throws an error if the proposed pitch class was not already in the sonority's pitch-class set.
edit_bass_pc(x, new) # S3 method for pc_chord edit_bass_pc(x, new)
| x | Original sonority. | 
|---|---|
| new | (Numeric scalar) New bass pitch class. | 
A sonority with the updated bass pitch class.