I don’t recall encountering this usage before. Is it widespread?
It is certainly in use, I don’t know how widespread it is. Generally in high dimensions one is just interested in SO(n) anyways, so there’s not that much need to make the distinction in most contexts.
I don’t recall encountering this usage before. Is it widespread?
It is certainly in use, I don’t know how widespread it is. Generally in high dimensions one is just interested in SO(n) anyways, so there’s not that much need to make the distinction in most contexts.