[FredZarguna]

"Atheist physicists" don't claim that evolution = abiogenesis, even though they're not biologists and aren't experts on either one.

But they do know the difference between a theory and a theorem, which apparently the author of this piece does not.

[shibumi]

"But they do know the difference between a theory and a theorem, which apparently the author of this piece does not."

With evidence being limited to the text at hand, plus 7 prior posts made over a two year period a fair supposition would be that this person is not a native English speaker.

I'm guessing that the difference between deductive reasoning and empirical demonstrability suggested by those two terms might not be within the faculty of his working vocabulary.