Firstly that it is practically undecidable whether it's a math or a physics book due to its elegant formal mathematical style despite being about the natural world.

Secondly no coordinates, not even a mention.

I know principia is one of a kind masterpiece but it is famously hard to read mostly because it was written so long ago.
 is there some modernised version in the form of some paper or a textbook with similar style of proofs.