Yes I made an English mistake. It is not my language.
However you did not answer.
Probably because you don't grasp the problem.
I'm not surprised you're a mathematician.
Mathematics is often detached from reality.
As well as many so-called physicists, except the greatest.
In fact, they are often convinced that their formulas are "truth".
They believe their fields are the Reality!
You have to keep your feet on the ground to feel the limit.
It is necessary to do, to touch with hand.
I have been an engineer for a lifetime, and despite having dealt with electromagnetism only in my youth, having then dealt with other things, I am well aware of the underlying mystery.
Maxwell understood this well.
Many of his followers do not have the faintest idea.