Checks whether a chord is equal-tempered.
is.equal_tempered(x, ...) # S3 method for pi_chord is.equal_tempered(x, ...) # S3 method for pc_set is.equal_tempered(x, ...) # S3 method for pc_chord is.equal_tempered(x, ...) # S3 method for sparse_pi_spectrum is.equal_tempered(x, ...)
| x | Chord to check. | 
|---|---|
| ... | Further arguments passed to other methods. | 
Returns TRUE if the chord is equal-tempered,
FALSE otherwise.