I have even seen, although incredibly rarely, IIV to mean 3. It's the same number of characters as III so there's no reason not really to do it.
I think it might have been done because it was more consistent with IV equalling 4.
I have even seen, although incredibly rarely, IIV to mean 3. It's the same number of characters as III so there's no reason not really to do it.
I think it might have been done because it was more consistent with IV equalling 4.