Researcher List Yoshichika Iizuka Yoshichika Iizuka (飯塚 義睦) Please select the form format to download from below 「Education and research environment」format 「No. 4, the Ministry of Education document style ①Outline for Vitae」format 「No. 4, the Ministry of Education document style ②Education and research environment」format Profile Information AffiliationFaculty of Science, Department of Mathematics, Gakushuin UniversityDegree修士(学習院大学)J-GLOBAL ID200901070349054171researchmap Member ID5000020367 Research Interests 2 数論 Elliptic Curve Research Areas 1 Natural sciences / Algebra / Research History 1 -, Gakushuin University Faculty of Science, Department of Mathematics Papers 4 An Application of the Arithmetic of Elliptic Curves to the Class Number Problem for Quadratic Fields Yoshichika Iizuka, Yutaka Konomi, Shin Nakano TOKYO JOURNAL OF MATHEMATICS, 44(1) 33-47, Jun, 2021 Peer-reviewed On the class number divisibility of pairs of imaginary quadratic fields Yoshichika Iizuka JOURNAL OF NUMBER THEORY, 184 122-127, Mar, 2018 Peer-reviewed On the class number divisibility of pairs of quadratic fields obtained from points on elliptic curves Yoshichika Iizuka, Yutaka Konomi, Shin Nakano JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN, 68(2) 899-915, Apr, 2016 Peer-reviewed A remark on the norm of a formal group over $\mathbf {Z}_p$ Yoshichika Iizuka Proceedings of the Japan Academy, Series A, Mathematical Sciences, 80(5), May 1, 2004 Peer-reviewed Professional Memberships 1 日本数学会 Research Projects 3 形式群のノルムに関する研究 その他の研究制度, 2003 - 2003 楕円曲線の有理点に関する研究 その他の研究制度, 1998 - 2003 - The Other Research Programs
Yoshichika Iizuka (飯塚 義睦) Please select the form format to download from below 「Education and research environment」format 「No. 4, the Ministry of Education document style ①Outline for Vitae」format 「No. 4, the Ministry of Education document style ②Education and research environment」format Profile Information AffiliationFaculty of Science, Department of Mathematics, Gakushuin UniversityDegree修士(学習院大学)J-GLOBAL ID200901070349054171researchmap Member ID5000020367 Research Interests 2 数論 Elliptic Curve Research Areas 1 Natural sciences / Algebra / Research History 1 -, Gakushuin University Faculty of Science, Department of Mathematics Papers 4 An Application of the Arithmetic of Elliptic Curves to the Class Number Problem for Quadratic Fields Yoshichika Iizuka, Yutaka Konomi, Shin Nakano TOKYO JOURNAL OF MATHEMATICS, 44(1) 33-47, Jun, 2021 Peer-reviewed On the class number divisibility of pairs of imaginary quadratic fields Yoshichika Iizuka JOURNAL OF NUMBER THEORY, 184 122-127, Mar, 2018 Peer-reviewed On the class number divisibility of pairs of quadratic fields obtained from points on elliptic curves Yoshichika Iizuka, Yutaka Konomi, Shin Nakano JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN, 68(2) 899-915, Apr, 2016 Peer-reviewed A remark on the norm of a formal group over $\mathbf {Z}_p$ Yoshichika Iizuka Proceedings of the Japan Academy, Series A, Mathematical Sciences, 80(5), May 1, 2004 Peer-reviewed Professional Memberships 1 日本数学会 Research Projects 3 形式群のノルムに関する研究 その他の研究制度, 2003 - 2003 楕円曲線の有理点に関する研究 その他の研究制度, 1998 - 2003 - The Other Research Programs