To what approximations do you refer?
Here we discard Copenhagen and move forward.
Take your pick
Schrodinger/Dirac/Feynman.
A wave is a product, trigonometric functions do not exist.
Gerard hooft was on Curt Jaimungal's youtube channel a while back, I generally agree with him, discrete systems cannot be explained by real numbers, only integers
Not following youtube, sorry.
uhuh, well I'm sure you know how to use a search engine
Take your pick
Schrodinger/Dirac/Feynman.
A wave is a product, trigonometric functions do not exist.
Gerard hooft was on Curt Jaimungal's youtube channel a while back, I generally agree with him, discrete systems cannot be explained by real numbers, only integers
Not following youtube, sorry.
uhuh, well I'm sure you know how to use a search engine