New in version 2.0.
True when expr has duplicate numbered chromatic pitch-class. Otherwise false:
abjad> chord = Chord([1, 13, 14], (1, 4))
abjad> pitchtools.expr_has_duplicate_numbered_chromatic_pitch_class(chord)
True
Return boolean.
Changed in version 2.0: renamed pitchtools.expr_has_duplicate_numeric_chromatic_pitch_class() to pitchtools.expr_has_duplicate_numbered_chromatic_pitch_class().