Wavefunction and Lorentz Invariance

[cosmanino2050]

TL;DR Summary

What are the implications that the wavefunction is not Lorentz invariant?

What are the implications that the wavefunction is not Lorentz invariant?

 

[Nugatory]

TL;DR Summary: What are the implications that the wavefunction is not Lorentz invariant?

What are the implications that the wavefunction is not Lorentz invariant?

Mostly it means that we’re doing non-relativistic quantum mechanics, the only kind we’re likely to encounter in undergraduate classes. This is an approximation that is valid, accurate, and very useful as long as we’re dealing with energies small enough that relativistic effects are negligible.