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Energy is frame-dependent, infrastructure of energy is frame-independent (2020)

The first half of the title is pretty well-covered, but it seems like at no point does the author even explain what they mean by the term "infrastructure of energy," right? I assume they're not talking about electrical substations

10 months agogipp

its cromulent; the only reason anyone calculates energy is to find a difference; work is the whole point.

10 months agololbert6

latex doesn't load

10 months agobehnamoh

It's MathJax, do you have javascript enabled?

10 months agohexane360

Not working in Firefox on Android either