[Ethan Clive Osgoode]

Generally we consider equations to be invariant

Here is the question again. Try answering it.

x,y,z,t appear as independent variables in Maxwell's equations. How do we reconcile that with your notion that light is waves of x,y,z,t?

[LeGrande]

x,y,z,t appear as independent variables in Maxwell's equations. How do we reconcile that with your notion that light is waves of x,y,z,t?

When did I say light was waves of x,y,z,t?