AbstractWe introduce a relation between the generator of the Eisenstein ideal in aHida family and lwasawa invariants for modular forms and ideal class groups.We introduce our result forcusing on two types of examples
BIMSA-YMSC Number Theory Lunch SeminarOrganizers：Yong Suk Moon, Koji ShimizuSpeaker：Xiuwu ZhuTime：12-1 pm on ThursdaysOct. 30, 2025Venue：BIMSA A4-1Title: Iwasawa Theory on GraphAbstract:In graph theory, certain covering maps satisfying specific symmetry conditions can be viewed as analogues of Galois extensions in number theory. Recent studies have revealed that, along the $\mathbb{Z}_p$-ex...
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