Transactions of the American Mathematical Society, Vol. 349, No. 3 (Mar., 1997), pp. 903-934 (32 pages) For every finitely generated, congruence modular variety V of finite type we find a finite ...
We study the existence of a modular form satisfying a certain congruence relation. The existence of such modular forms plays an important role in the determination of the structure of a ring of ...