Eiichi Bannai - researchr alias

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Viewing Publication 1 - 52 from 52

2023

A note on the Assmus-Mattson theorem for some binary codes IIEiichi Bannai, Tsuyoshi Miezaki, Hiroyuki Nakasora. dcc, 91(7):2509-2522, 2023. [doi]

2022

Tight relative t-designs on two shells in hypercubes, and Hahn and Hermite polynomialsEiichi Bannai, Etsuko Bannai, Hajime Tanaka 0001, Yan Zhu 0015. arsmc, 22(2):2, 2022. [doi]

2021

The complex conjugate invariants of Clifford groupsEiichi Bannai, Manabu Oura, Da Zhao. dcc, 89(2):341-350, 2021. [doi]

2020

Spherical Embeddings of Symmetric Association Schemes in 3-Dimensional Euclidean SpaceEiichi Bannai, Da Zhao. gc, 36(2):245-250, 2020. [doi]

2019

Tight t-designs on one shell of Johnson association schemesEiichi Bannai, Yan Zhu 0015. ejc, 80:23-36, 2019. [doi]

2017

Harmonic Index Designs in Binary Hamming SchemesYan Zhu 0015, Eiichi Bannai, Etsuko Bannai, Takuya Ikuta, Kyoung-tark Kim. gc, 33(6):1405-1418, 2017. [doi]

Design Theory from the Viewpoint of Algebraic CombinatoricsEiichi Bannai, Etsuko Bannai, Hajime Tanaka, Yan Zhu. gc, 33(1):1-41, 2017. [doi]

Relative t-designs in binary Hamming association scheme H(n, 2)Eiichi Bannai, Etsuko Bannai, Yan Zhu. dcc, 84(1-2):23-53, 2017. [doi]

On Spherical Designs of Some Harmonic IndicesYan Zhu, Eiichi Bannai, Etsuko Bannai, Kyoung-tark Kim, Wei-Hsuan Yu. combinatorics, 24(2):2, 2017. [doi]

2016

Tight relative 2-designs on two shells in Johnson association schemesYan Zhu, Eiichi Bannai, Etsuko Bannai. DM, 339(2):957-973, 2016. [doi]

2015

Spherical designs of harmonic index tEiichi Bannai, Takayuki Okuda, Makoto Tagami. jat, 195:1-18, 2015. [doi]

On Relative $t$-Designs in Polynomial Association SchemesEiichi Bannai, Etsuko Bannai, Sho Suda, Hajime Tanaka. combinatorics, 22(4):4, 2015. [doi]

2014

On the existence of tight relative 2-designs on binary Hamming association schemesEiichi Bannai, Etsuko Bannai, Hideo Bannai. DM, 314:17-37, 2014. [doi]

Tight Relative 2- and 4-Designs on Binary Hamming Association SchemesZengti Li, Eiichi Bannai, Etsuko Bannai. gc, 30(1):203-227, 2014. [doi]

2013

t-Designs with the number of blocks close to the Fisher type lower boundEiichi Bannai, Etsuko Bannai. JCT, 120(7):1575-1577, 2013. [doi]

2012

Maximal m-distance sets containing the representation of the Johnson graph J(n, m)Eiichi Bannai, Takahiro Sato, Junichi Shigezumi. DM, 312(22):3283-3292, 2012. [doi]

2010

Cubature formulas in numerical analysis and Euclidean tight designsEiichi Bannai, Etsuko Bannai, Masatake Hirao, Masanori Sawa. ejc, 31(2):423-441, 2010. [doi]

2009

Association schemes related to universally optimal configurations, Kerdock codes and extremal Euclidean line-setsKanat S. Abdukhalikov, Eiichi Bannai, Sho Suda. JCT, 116(2):434-448, 2009. [doi]

A survey on spherical designs and algebraic combinatorics on spheresEiichi Bannai, Etsuko Bannai. ejc, 30(6):1392-1425, 2009. [doi]

Finite Euclidean graphs and Ramanujan graphsEiichi Bannai, Osamu Shimabukuro, Hajime Tanaka. DM, 309(20):6126-6134, 2009. [doi]

2008

Uniqueness of certain association schemesEiichi Bannai, Etsuko Bannai, Hideo Bannai. ejc, 29(6):1379-1395, 2008. [doi]

2007

On the strong non-rigidity of certain tight Euclidean designsEiichi Bannai, Etsuko Bannai, Djoko Suprijanto. ejc, 28(6):1662-1680, 2007. [doi]

2006

On optimal tight 4-designs on 2 concentric spheresEiichi Bannai, Etsuko Bannai. ejc, 27(2):179-192, 2006. [doi]

1=3Eiichi Bannai, Etsuko Bannai. cdm, 1(1), 2006. [doi]

2005

A note on the spherical embeddings of strongly regular graphsEiichi Bannai, Etsuko Bannai. ejc, 26(8):1177-1179, 2005. [doi]

2004

Codes and designs in Grassmannian spacesChristine Bachoc, Eiichi Bannai, Renaud Coulangeon. DM, 277(1-3):15-28, 2004. [doi]

Finite analogues of non-Euclidean spaces and Ramanujan graphsEiichi Bannai, Osamu Shimabukuro, Hajime Tanaka. ejc, 25(2):243-259, 2004. [doi]

Johan Jacob Seidel 1919-2001Eiichi Bannai, Willem H. Haemers, Patrick Solé. ejc, 25(2):145-146, 2004. [doi]

2003

PrefaceEiichi Bannai, Akihiro Munemasa, Sung Yell Song, Paul Terwilliger. DM, 264(1-3):1, 2003. [doi]

1999

On the Ring of Simultaneous Invariants for the Gleason-MacWilliams GroupEiichi Bannai, Etsuko Bannai, Michio Ozeki, Yasuo Teranishi. ejc, 20(7):619-627, 1999. [doi]

Type II Codes, Even Unimodular Lattices, and Invariant RingsEiichi Bannai, Steven T. Dougherty, Masaaki Harada, Manabu Oura. TIT, 45(4):1194-1205, 1999.

IntroductionEiichi Bannai, Patrick Solé. ejc, 20(7):605, 1999. [doi]

1992

On a theorem of Ikuta, Ito and MunemasaEiichi Bannai. ejc, 13(1):1-3, 1992. [doi]

1990

Character tables of the association schemes of finite orthogonal groups acting on the nonisotropic pointsEiichi Bannai, Shen Hao, Sung Yell Song. JCT, 54(2):164-200, 1990. [doi]

1989

Sp(4, q)/Sz(q)Eiichi Bannai, Sung Yell Song. gc, 5(1):291-293, 1989. [doi]

On Distance-regular Graphs with Fixed Valency, IVEiichi Bannai, Tatsuro Ito. ejc, 10(2):137-148, 1989. [doi]

Tight t-Designs and Squarefree IntegersEiichi Bannai, Stuart G. Hoggar. ejc, 10(2):113-135, 1989. [doi]

1988

On distance-regular graphs with fixed valency, IIEiichi Bannai, Tatsuro Ito. gc, 4(1):219-228, 1988. [doi]

1987

On distance-regular graphs with fixed valencyEiichi Bannai, Tatsuro Ito. gc, 3(1):95-109, 1987. [doi]

1986

Current research on algebraic combinatorics - Supplements to our Book, Algebraic Combinatorics IEiichi Bannai, Tatsuro Ito. gc, 2(1):287-308, 1986. [doi]

1984

An Addition Formula for Hyperbolic SpaceEiichi Bannai, Aart Blokhuis, J. J. Seidel, Philippe Delsarte. JCT, 36(3):332-341, 1984.

1983

An upper bound for the cardinality of an s-distance subset in real Euclidean space, IIEiichi Bannai, Etsuko Bannai, Dennis Stanton. combinatorica, 3(2):147-152, 1983.

1981

An upper bound for the cardinality of an s-distance subset in real Euclidean spaceEiichi Bannai, Etsuko Bannai. combinatorica, 1(2):99-102, 1981.

Regular graphs with excess oneEiichi Bannai, Tatsuro Ito. DM, 37(2-3):147-158, 1981. [doi]

Nonexistence of certain distance-transitive digraphsEiichi Bannai, Peter J. Cameron, Jeff Kahn. jctb, 31(3):105-110, 1981. [doi]

1980

On the Weight Distribution of Spherical t-designsEiichi Bannai. ejc, 1(1):19-26, 1980. [doi]

How many P-polynomial Structures can an Association Scheme have?Eiichi Bannai, Etsuko Bannai. ejc, 1(4):289-298, 1980. [doi]

1979

On the spectra of certain distance-regular graphsEiichi Bannai, Tatsuro Ito. JCT, 27(3):274-293, 1979. [doi]

On Some Spherical t-DesignsEiichi Bannai. JCT, 26(2):157-161, 1979.

On Tight Spherical DesignsEiichi Bannai. JCT, 26(1):38-47, 1979.

1977

On Perfect Codes in the Hamming Schemes H(n, q) with q ArbitraryEiichi Bannai. JCT, 23(1):52-67, 1977.

Examples of groups which have a graphical regular representationEiichi Bannai. DM, 19(3):287-288, 1977. [doi]

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