The Numbered Bass or DNA music code

Numbered or figured bass is like the music DNA code of a symphony or a song.


Elements are just the 7 notes.


For example 2 seamingly different songs, The Power of Love - Frankie Goes to Hollywood and Back to Black have somewhat similar code chords but in a different order.


Thinking of both songs in the key of D minor, they both use numbered bass:


D
B7 ie Bb D F A
A for Power of love A(3#) for Back to Black
G7 ie G Bb D F


From Niedt, Bach numbered bass, the harmony or chords can be readily derived making possible the understanding of the music creating mechanism.


Flurther reading:


Bach Bass Rules PDF


https://normanschmidt.net/scores/bachjs-general_bass_rules.pdf