I have some questions about the case tables in Pharr's book.
For example, in 648: First Declension, Singular, Masculine, Nominative.
Why is there an 'j (none)'? What exactly does the "(none)" mean in this context? Does this mean either I'll see an j or I won't?
Another question is in 649.
Are ALL forms in the brackets rare and not needing to be memorized? Or just the ones with the footnote attached to it specifying ...