Doctor of Science, Chiba University

1990, Chiba University, Graduate School, Division of Natural Science

1994, Chiba University, Graduate School, Division of National Science and Technology (except Gakushuin University, Konan University)

1988, Chiba University, Faculty of Science

Terwilliger algebras and some related algebras defined by finite connected simple graphs
Akihide Hanaki, Masayoshi Yoshikawa
Discrete Mathematics, 346(9), Sep. 2023, Refereed
Lead

On a huge family of non-schurian Schur rings
A. Hanaki, T. Hirai, I. Ponomarenko
The Electronic Journal of Combinatorics, 29(2), 22 Apr. 2022, Refereed
Lead, Last, Corresponding

A construction of pairs of non-commutative rank 8 association schemes from non-symmetric rank 3 association schemes
Akihide Hanaki, and Masayoshi Yoshikawa
Algebraic Combinatorics, 4(3), 533-540, Jun. 2021, Refereed

Modular Terwilliger Algebras of Association Schemes
Hanaki, Akihide;
GRAPHS AND COMBINATORICS, 2021

Classification of skew-Hadamard matrices of order 32 and association schemes of order 31
Hanaki, Akihide; Kharaghani, Hadi; Mohammadian, Ali; Tayfeh-Rezaie, Behruz;
JOURNAL OF COMBINATORIAL DESIGNS, 28(6), 421-427, Jun. 2020

Frame numbers, splitting fields, and integral adjacency algebras of commutative association schemes
Hanaki, Akihide;
Archiv der Mathematik, 114(3), 259-263, Mar. 2020

Double centralizers of association schemes
Hanaki, Akihide;
Linear Algebra and its Applications, 564, 1-14, 2019, Refereed

Tamaschke’s results on Schur rings and a generalization of association schemes
Akihide Hanaki
Journal of Mathematical Sciences, 234(2), 248-255, 01 Oct. 2018

Indecomposability of modular standard modules of schurian association schemes and p-schemes
Hanaki, Akihide;
Archiv der Mathematik, 111(1), 43-46, Jul. 2018

Indecomposable decompositions of modular standard modules for two families of association schemes
Hanaki, Akihide; Shimabukuro, Osamu;
Journal of Algebraic Combinatorics, 46(2), 445-453, Sep. 2017

Simplicity of p-blocks of modular adjacency algebras of association schemes
Hanaki, Akihide;
Journal of Algebra, 474, 126-133, 2017

Modular representation theory of BIB designs
Hanaki, Akihide; Miyazaki, Yasuaki; Shimabukuro, Osamu;
Linear Algebra and its Applications, 514, 174-197, 2017

Modular adjacency algebras, standard representations, and p-ranks of cyclotomic association schemes
Hanaki, Akihide;
Journal of Algebraic Combinatorics, 44(3), 587-602, Nov. 2016

Zeta functions of adjacency algebras of association schemes of prime order or rank two
Hanaki, Akihide; Hirasaka, Mitsugu;
Hokkaido Mathematical Journal, 45(1), 75-91, Feb. 2016

Thin coherent configurations and groupoids
Hanaki, Akihide; Yoshikawa, Masayoshi;
Journal of Algebra and Its Applications, 14(1), Feb. 2015

On Imprimitive NonCommutative Association Schemes of Order 6
Akihide Hanaki, Paul-Hermann Zieschang
Communications in Algebra, 42(3), 1151-1199, 2014, Refereed

Clifford theory for association schemes II
Hanaki, Akihide; Miyazaki, Yasuaki;
Journal of Algebra, 408, 109-114, 2014

Commutativity of association schemes of order pq
Akihide Hanaki, Mitsugu Hirasaka
East Asian Math. J., 29(1), 39-52, 2013, Refereed

A construction of integral standard generalized table algebras from parameters of projective geometries
Yasutaka Asaba, Akihide Hanaki
Israel J. Math., 194(1), 395-408, 2013, Refereed

Clifford type theorems for association schemes and their algebraic fusions
Akihide Hanaki
J. Algebra, 363, 1-7, 01 Aug. 2012, Refereed

Terwilliger algebras of direct and wreath products of association schemes
Akihide Hanaki, Kijung Kim, Yu Maekawa
J. Algebra, 343(1), 195-200, Oct. 2011, Refereed

Faithful representations of association schemes
Akihide Hanaki
Proc. Amer. Math. Soc., 139(9), 3191- 3193, 2011, Refereed

A category of association schemes
Akihide Hanaki
J. Combin. Theory Ser. A., 117, 1207-1217, 2010, Refereed

A modular absolute bound condition for primitive association schemes
Akihide Hanaki, Ilia Ponomarenko
J. Algebraic Combin., 29, 447-456, 2009, Refereed

Clifford theory for association schemes
Akihide Hanaki
J. Algebra, 321(6), 1686-1695, 2009, Refereed

Representations of finite association schemes
Akihide Hanaki
European J. Combin., 30, 1477-1496, 2009, Refereed

Representation of p'-valenced Schurian schemes
Akihide Hanaki, Yoshimasa Hieda
SUT J. Math., 44(2), 169-179, 2008, Refereed

Nilpotent schemes and group-like schemes
Akihide Hanaki
J. Combin. Theory Ser. A, 115(2), 226-236, 2008, Refereed

Commutativity of association schemes of prime square order having non-trivial thin closed subsets
Akihide Hanaki, Mitsugu Hirasaka, Katsuhiro Uno
J. Algebraic Combin., 27(3), 307-316, 2008, Refereed

Clifford theory for commutative association schemes
Akihide Hanaki
Disc. Math., 308, 2970-2975, 2008, Refereed

Characters of association schemes containing a strongly normal closed subset of prime index
Akihide Hanaki
Proc. Amer. Math. Soc., 135(9), 2683-2687, 2007, Refereed

Algebraic structure of association schemes of prime order
Akihide Hanaki, Katsuhiro Uno
J. Algebraic Combin., 23(2), 189-195, 2006, Refereed

On modular standard modules of association schemes
Akihide Hanaki, Masayoshi Yoshikawa
J. Algebraic Combin., 21(3), 269-279, 2005, Refereed

Character products of association schemes
Akihide Hanaki
J. Alg., 283(2), 596-603, 2005, Refereed

Representations of association schemes and their factor schemes
Graphs Comb., 19(2), 195-201, 2003, Refereed

Irreducible representations of wreath products of association schemes
Akihide Hanaki, Kaoru Hiritsuka
J. Algebraic Combin., 18(1), 47-52, 2003, Refereed

Characters of association schemes and normal closed subsets
Graphs Comb., 19(3), 363-369, 2003, Refereed

Classification of association schemes of small order
Akihide Hanaki, Izumi Miyamoto
Disc. Math., 264, 75-80, 2003, Refereed

Theory of Hecke algebras to association schemes
Akihide Hanaki, Mitsugu Hirasaka
SUT J. Math., 38(1), 61-66, 2002, Refereed

Locality of a modular adjacency algebra of an association scheme of prime power order
Arch. Math., 79(3), 167-170, 2002, Refereed

Skew-symmetric Hadamard matrices and association schemes
SUT J. Math., 36, 251-258, 2000, Refereed

Semisimplicity of adjacency algebras of association schemes
Hanaki, A
Journal of Algebra, 225(1), 124-129, 2000, Refereed

Classification of primitive association schemes of order up to 22
AkihideHanaki, Izumi Miyamoto
Kyushu J. Math., 54, 81-86, 2000, Refereed

Quantum Galois theory for finite groups
Akihide Hanaki, Masahiko Miyamoto, Daisuke Tambara
Duke Mathematical Journal, 97(3), 541-544, 1999, Refereed

Classification of association schemes with 18 and 19 vertices
Akihide Hanaki, Izumi Miyamoto
Korean J. Comp. Appl. Math., 5, 543-551, 1998, Refereed

Classification of association schemes with 16 and 17 vertices
Akihide Hanaki, Izumi Miyamoto
Kyushu J. Math., 52, 383-395, 1998, Refereed

Local subgroups and group algebras of finite p-solvable groups
Akihide Hanaki, Shigeo Koshitani
Alg. Rep. Th., 1, 155-159, 1998, Refereed

Self dual groups of order p^5 (p an odd prime)
Osaka J. Math., 33, 357-361, 1997, Refereed

Groups with some combinatorial properties
Akihide Hanaki, Tetsuro Okuyama
Osaka J. Math., 33, 337-356, 1997, Refereed

A condition on length of conjugacy classes and character degrees
Osaka J. Math., 33, 207-216, 1996, Refereed

Generalized isoclinism and characters of finite groups
Indag. Math. N.S., 6, 411-418, 1995, Refereed

A characterization of M_p-groups
Proc. Amer. Math. Soc., 121, 357-359, 1994, Refereed

On minimal non M_p-groups
Arch. Math., 60, 316-320, 1993, Refereed

A remark on M_p-groups
Akihide Hanaki, Akihiko Hida
Osaka J. Math., 29, 71-74, 1992, Refereed

群論演習
Shinshu University

群論
Shinshu University

Introduction to Algebra
Shinshu University

Set theory
Shinshu University

Linear Algebras
Shinshu University

Representations and characters of association schemes

Representations and characters of finite groups

Classification of association schemes