 As noted, however, neither Maimonides nor his contemporaries viewed these principles as encompassing all of Jewish belief, but rather as the core theological underpinnings of the acceptance of Judaism.Some modern Orthodox scholars have pointed out apparent inconsistencies in Maimonides's writings with respect to the 13 principles of faith.Some successors of Maimonides, from the 13th to the 15th century — Nahmanides, Abba Mari ben Moses, Simon ben Zemah Duran, Joseph Albo, Isaac Arama, and Joseph Jaabez — narrowed his 13 articles to three core beliefs