Eiichi Bannai

According to our database, Eiichi Bannai authored at least 54 papers between 1977 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2023

A note on the Assmus-Mattson theorem for some binary codes II.

Eiichi Bannai, Tsuyoshi Miezaki, Hiroyuki Nakasora

Des. Codes Cryptogr., 2023

A note on the Assmus-Mattson theorem for some non-binary codes (a resume).

Eiichi Bannai, Tsuyoshi Miezaki, Hiroyuki Nakasora

CoRR, 2023

2022

Tight relative t-designs on two shells in hypercubes, and Hahn and Hermite polynomials.

Eiichi Bannai, Etsuko Bannai, Hajime Tanaka, Yan Zhu

Ars Math. Contemp., 2022

2021

The complex conjugate invariants of Clifford groups.

Eiichi Bannai, Manabu Oura, Da Zhao

Des. Codes Cryptogr., 2021

2020

Spherical Embeddings of Symmetric Association Schemes in 3-Dimensional Euclidean Space.

Eiichi Bannai, Da Zhao

Graphs Comb., 2020

2019

Tight t-designs on one shell of Johnson association schemes.

Eiichi Bannai, Yan Zhu

Eur. J. Comb., 2019

2017

Harmonic Index Designs in Binary Hamming Schemes.

Yan Zhu, Eiichi Bannai, Etsuko Bannai, Takuya Ikuta, Kyoung-Tark Kim

Graphs Comb., 2017

Design Theory from the Viewpoint of Algebraic Combinatorics.

Eiichi Bannai, Etsuko Bannai, Hajime Tanaka, Yan Zhu

Graphs Comb., 2017

Relative t-designs in binary Hamming association scheme H(n, 2).

Eiichi Bannai, Etsuko Bannai, Yan Zhu

Des. Codes Cryptogr., 2017

On Spherical Designs of Some Harmonic Indices.

Yan Zhu, Eiichi Bannai, Etsuko Bannai, Kyoung-Tark Kim, Wei-Hsuan Yu

Electron. J. Comb., 2017

2016

Tight relative 2-designs on two shells in Johnson association schemes.

Yan Zhu, Eiichi Bannai, Etsuko Bannai

Discret. Math., 2016

2015

Spherical designs of harmonic index t.

Eiichi Bannai, Takayuki Okuda, Makoto Tagami

J. Approx. Theory, 2015

On Relative $t$-Designs in Polynomial Association Schemes.

Eiichi Bannai, Etsuko Bannai, Sho Suda, Hajime Tanaka

Electron. J. Comb., 2015

2014

Tight Relative 2- and 4-Designs on Binary Hamming Association Schemes.

Zengti Li, Eiichi Bannai, Etsuko Bannai

Graphs Comb., 2014

On the existence of tight relative 2-designs on binary Hamming association schemes.

Eiichi Bannai, Etsuko Bannai, Hideo Bannai

Discret. Math., 2014

2013

t-Designs with the number of blocks close to the Fisher type lower bound.

Eiichi Bannai, Etsuko Bannai

J. Comb. Theory, Ser. A, 2013

2012

Maximal m-distance sets containing the representation of the Johnson graph J(n, m).

Eiichi Bannai, Takahiro Sato, Junichi Shigezumi

Discret. Math., 2012

2010

Cubature formulas in numerical analysis and Euclidean tight designs.

Eiichi Bannai, Etsuko Bannai, Masatake Hirao, Masanori Sawa

Eur. J. Comb., 2010

2009

Association schemes related to universally optimal configurations, Kerdock codes and extremal Euclidean line-sets.

Kanat S. Abdukhalikov, Eiichi Bannai, Sho Suda

J. Comb. Theory, Ser. A, 2009

A survey on spherical designs and algebraic combinatorics on spheres.

Eiichi Bannai, Etsuko Bannai

Eur. J. Comb., 2009

Finite Euclidean graphs and Ramanujan graphs.

Eiichi Bannai, Osamu Shimabukuro, Hajime Tanaka

Discret. Math., 2009

2008

Uniqueness of certain association schemes.

Eiichi Bannai, Etsuko Bannai, Hideo Bannai

Eur. J. Comb., 2008

2007

On the strong non-rigidity of certain tight Euclidean designs.

Eiichi Bannai, Etsuko Bannai, Djoko Suprijanto

Eur. J. Comb., 2007

2006

On optimal tight 4-designs on 2 concentric spheres.

Eiichi Bannai, Etsuko Bannai

Eur. J. Comb., 2006

On primitive symmetric association schemes with m₁=3.

Eiichi Bannai, Etsuko Bannai

Contributions Discret. Math., 2006

2005

A note on the spherical embeddings of strongly regular graphs.

Eiichi Bannai, Etsuko Bannai

Eur. J. Comb., 2005

2004

Finite analogues of non-Euclidean spaces and Ramanujan graphs.

Eiichi Bannai, Osamu Shimabukuro, Hajime Tanaka

Eur. J. Comb., 2004

Johan Jacob Seidel 1919-2001.

Eiichi Bannai, Willem H. Haemers, Patrick Solé

Eur. J. Comb., 2004

Codes and designs in Grassmannian spaces.

Christine Bachoc, Eiichi Bannai, Renaud Coulangeon

Discret. Math., 2004

2003

Preface.

Eiichi Bannai, Akihiro Munemasa, Sung-Yell Song, Paul M. Terwilliger

Discret. Math., 2003

1999

Type II Codes, Even Unimodular Lattices, and Invariant Rings.

Eiichi Bannai, Steven T. Dougherty, Masaaki Harada, Manabu Oura

IEEE Trans. Inf. Theory, 1999

Introduction.

Eiichi Bannai, Patrick Solé

Eur. J. Comb., 1999

On the Ring of Simultaneous Invariants for the Gleason-MacWilliams Group.

Eiichi Bannai, Etsuko Bannai, Michio Ozeki, Yasuo Teranishi

Eur. J. Comb., 1999

1993

Character Tables of Fission Schemes and Fusion Schemes.

Eiichi Bannai, Sung Yell Song

Eur. J. Comb., 1993

1992

On a theorem of Ikuta, Ito and Munemasa.

Eiichi Bannai

Eur. J. Comb., 1992

1990

Character tables of the association schemes of finite orthogonal groups acting on the nonisotropic points.

Eiichi Bannai, Shen Hao, Sung-Yell Song

J. Comb. Theory, Ser. A, 1990

1989

On the character table of the association scheme<i>Sp(4, q)/Sz(q)</i>.

Eiichi Bannai, Sung-Yell Song

Graphs Comb., 1989

On Distance-regular Graphs with Fixed Valency, IV.

Eiichi Bannai, Tatsuro Ito

Eur. J. Comb., 1989

Tight t-Designs and Squarefree Integers.

Eiichi Bannai, Stuart G. Hoggar

Eur. J. Comb., 1989

1988

On distance-regular graphs with fixed valency, II.

Eiichi Bannai, Tatsuro Ito

Graphs Comb., 1988

1987

On distance-regular graphs with fixed valency.

Eiichi Bannai, Tatsuro Ito

Graphs Comb., 1987

1986

Current research on algebraic combinatorics - Supplements to our Book, Algebraic Combinatorics I.

Eiichi Bannai, Tatsuro Ito

Graphs Comb., 1986

1984

An Addition Formula for Hyperbolic Space.

Eiichi Bannai, Aart Blokhuis, J. J. Seidel, Philippe Delsarte

J. Comb. Theory, Ser. A, 1984

1983

An upper bound for the cardinality of an s-distance subset in real Euclidean space, II.

Eiichi Bannai, Etsuko Bannai, Dennis Stanton

Comb., 1983

1981

Nonexistence of certain distance-transitive digraphs.

Eiichi Bannai, Peter J. Cameron, Jeff Kahn

J. Comb. Theory, Ser. B, 1981

Regular graphs with excess one.

Eiichi Bannai, Tatsuro Ito

Discret. Math., 1981

An upper bound for the cardinality of an s-distance subset in real Euclidean space.

Eiichi Bannai, Etsuko Bannai

Comb., 1981

1980

How many P-polynomial Structures can an Association Scheme have?

Eiichi Bannai, Etsuko Bannai

Eur. J. Comb., 1980

On the Weight Distribution of Spherical t-designs.

Eiichi Bannai

Eur. J. Comb., 1980

1979

On the spectra of certain distance-regular graphs.

Eiichi Bannai, Tatsuro Ito

J. Comb. Theory, Ser. B, 1979

On Some Spherical t-Designs.

Eiichi Bannai

J. Comb. Theory, Ser. A, 1979

On Tight Spherical Designs.

Eiichi Bannai

J. Comb. Theory, Ser. A, 1979

1977

On Perfect Codes in the Hamming Schemes H(n, q) with q Arbitrary.

Eiichi Bannai

J. Comb. Theory, Ser. A, 1977

Examples of groups which have a graphical regular representation.

Eiichi Bannai

Discret. Math., 1977