Note that there is no year "0", as the concept of "0" was unknown to the Greeks and not even discovered until the seventh century by mathematicians in [[India]]. The year that follows 1 B.C. is A.D. 1. | Note that there is no year "0", as the concept of "0" was unknown to the Greeks and not even discovered until the seventh century by mathematicians in [[India]]. The year that follows 1 B.C. is A.D. 1. |