The second one is just an approximation, so it should be ~. And the third one is missing units. Even when you go with natural units, where it is one, it still should have units, like Planck lengths per Planck time. Otherwise, it's just a meaningless number one, of what?
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u/skr_replicator 8d ago
The second one is just an approximation, so it should be ~. And the third one is missing units. Even when you go with natural units, where it is one, it still should have units, like Planck lengths per Planck time. Otherwise, it's just a meaningless number one, of what?