// Ratios
$golden: golden();
$gold: $golden;
$double-octave: double_octave();
$major-twelfth: major_twelfth();
$major-eleventh: major_eleventh();
$major-tenth: major_tenth();
$octave: octave();
$major-seventh: major_seventh();
$minor-seventh: minor_seventh();
$major-sixth: major_sixth();
$minor-sixth: minor_sixth();
$fifth: fifth();
$augfourth: augmented_forth();
$fourth: fourth();
$major-third: major_third();
$minor-third: minor_third();
$major-second: major_second();
$minor-second: minor_second();
