I'm new to Physics Forums. I'm a retired physician (specialized in pathology) who has always been very interested in physics and math. I am also an accomplished amateur musician who plays violin, viola, and guitar, sings, and composes and writes songs. I invented Computed Corpuscle...
What assumptions underlie the classical uncertainty principle? The principle doesn't seem to apply when I want to know the precise pitch of a tone from a bowed violin string, since I can measure the duration (as precisely as I want) of the beats produced when I interfere it with a sine wave of...