Chord Symmetry in Music (and what it means)

There are 4 basic chords in music, each with a different set of intervals. Here, we look at why they all sound distinct -- and, more importantly, we explore a hidden insight they reveal about the way we perceive music.

BOOKMARKS:
0:00 Welcome! Getting into it
3:44 Why this is important
9:14 To the keyboard (again)
10:31 Tonic is of prime importance
13:54 Using the commutative property of mathematics, let's look at this again
19:43 An imaginary mirror from Tonic to its tritone
27:50 Again, clockwise vs counter-clockwise
31:37 90% of world's population is right-handed
35:34 Q: Diminished chord AKA a double minor?
36:06 Q: Sound wave looks like your chart?
38:10 Q: M/m chords just mirrored stacked thirds?
38:53 C: Z-axis according to frequency would be cool
40:41 Q: Why some black, others white?
42:42 Wrap up

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▶ LINKS 🎥
THE GEOMETRY OF CHORDS: https://youtube.com/live/5Sb8lVjWcGw

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