It is impractical to restrict the notation in semitone to only minor seconds , as the same example would have a rapidly increasing number of accidentals ( written enharmonically as D , E♭ , F♭ , G♭♭ , A♭♭♭ ) .
Furthermore , restricting the notation to only minor seconds is impractical , as the same example would have a rapidly increasing number accidentals ( written enharmonically as D , E♭ , F♭ , G♭♭ , A♭♭♭ ) .Harmonically , augmented unisons are quite rare in tonal repertoire .
Semitone