Anyone a kpop stan ( im bored)

How did duke ellington create a new musical style that grew out of the ragtime tradition?

How did ferren learn about engineering, if not in school? how might this have been similar to how the ancient cultures learned engineering?

Ais the visual display of an object meant for a computer replication. it is created using complex mathematical formulas, which creates and connects the lines, curves, and surface of the 3d object.