Daisuke Suyama

J-GLOBAL         Last updated: Dec 9, 2019 at 21:14
 
Avatar
Name
Daisuke Suyama
Affiliation
Wakkanai Hokusei Gakuen College

Research Interests

 
 

Research Areas

 
 

Academic & Professional Experience

 
Apr 2018
 - 
Today
lecturer, Wakkanai Hokusei Gakuen University
 

Published Papers

 
Signed graphs and the freeness of the Weyl subarrangements of type Tex
Daisuke Suyama, Michele Torielli, Shuhei Tsujie
Discrete Mathematics   342(1) 233-249   Jan 2019   [Refereed]
Vertex-weighted graphs and freeness of Tex-graphical arrangements
Daisuke Suyama, Shuhei Tsujie
Discrete & Computational Geometry   61(1) 185-197   Jan 2019   [Refereed]
A basis construction of the extended Catalan and Shi arrangements of the type Tex
Takuro Abe, Daisuke Suyama
Journal of Algebra   493 20-35   Jan 2018   [Refereed]
Takuro Abe, Daisuke Suyama, Shuhei Tsujie
Journal of Combinatorial Theory, Series A   146 169-183   Feb 2017   [Refereed]
Daisuke Suyama
Communications in Algebra   43(4) 1435-1448   2015   [Refereed]
Daisuke Suyama, Hiroaki Terao
Bulletin of the London Mathematical Society   44(3) 563-570   Jun 2012   [Refereed]

Misc

 
The freeness of Ish arrangements
Takuro Abe, Daisuke Suyama, Shuhei Tsujie
Discrete Mathematics & Theoretical Computer Science Proceedings of FPSAC 2015   273-284   Jul 2015   [Refereed]

Conference Activities & Talks

 
Construction of bases for the extended Catalan and Shi arrangements [Invited]
Daisuke Suyama, Masahiko Yoshinaga
Matroids, Reflection Groups, and Free Hyperplane Arrangements   11 Jun 2018   
Freeness of two families of hyperplane arrangements determined by gain graphs
Daisuke Suyama, Michele Torielli, Shuhei Tsujie
A walk between hyperplane arrangements, computer algebra and algorithms   2 Feb 2018   
(presented by S. Tsujie)
符号付きグラフに付随する超平面配置の自由性
Daisuke Suyama, Shuhei Tsujie
19 Aug 2017   
(presented by S. Tsujie)
Freeness of certain subarrangements of Coxeter arrangements of type Tex [Invited]
Daisuke Suyama, Michele Torielli, Shuhei Tsujie
Hyperplane Arrangements and related topics   13 Feb 2017   
Freeness for Tex-graphical arrangements
Daisuke Suyama
Summer Conference on Hyperplane Arrangements (SCHA) in Sapporo   8 Aug 2016   
A characterization of freeness for Tex-graphical arrangements
Daisuke Suyama, Shuhei Tsujie
``Combinatorics of hyperplane arrangements'', Mini Symposium of The Japanese Conference on Combinatorics and its Applications (JCCA 2016) in Kyoto   24 May 2016   
(presented by S. Tsujie)
Freeness for Tex-graphical arrangements
Daisuke Suyama, Shuhei Tsujie
Workshop on Hyperplane Arrangements and Singularity Theory   24 Mar 2016   
(presented by S. Tsujie)
Topics related to Shi arrangements
Takuro Abe, Daisuke Suyama, Shuhei Tsujie
Hokkaido University-KAIST(ASARC) Joint Workshop on Algebra and Geometry   6 Jan 2016   
Ish 配置の超可解性, 帰納的自由性, 自由性について
13 Sep 2015   
The freeness of Ish arrangements
Takuro Abe, Daisuke Suyama, Shuhei Tsujie
The 27th International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2015)   9 Jul 2015   
refereed
The freeness of the Ish arrangement
Takuro Abe, Daisuke Suyama, Shuhei Tsujie
the 1st Workshop of JSPS-MAE Sakura Program ``Geometry and Combinatorics of Hyperplane Arrangements and Related Problems''   1 Sep 2014   
Basis construction of the derivation modules of the extended Shi and Catalan arrangements of the type Tex
Takuro Abe, Daisuke Suyama
New Perspectives in Hyperplane and Reflection Arrangements   10 Feb 2014   
Basis construction of extended Shi and Catalan arrangements of the type Tex [Invited]
Takuro Abe, Daisuke Suyama
the Special Session on ``Hyperplane Arrangements and Applications, I'' at AMS Joint Mathematics Meetings   15 Jan 2014   
The derivation modules of the extended Shi and Catalan arrangements
Takuro Abe, Daisuke Suyama
The 9th HU and SNU Symposium on Mathematics ``Recent developments of Geometry and Topology'' as a part of The 16th HU-SNU Joint Symposium   13 Dec 2013   
A basis construction for the Shi arrangement of the type Tex
Daisuke Suyama
``Arrangements in Pyrénées'', School on hyperplane arrangements and related topics   11 Jun 2012   
The Shi arrangements and its derivation modules [Invited]
Daisuke Suyama, Hiroaki Terao
Branched Coverings, Degenerations, and Related Topics 2012   8 Mar 2012   
Primitive derivations, Shi arrangements and Bernoulli polynomials [Invited]
Daisuke Suyama, Hiroaki Terao
the Special Session on ``Singularities, Stratifications and their Applications'' at an AMS Sectional Meeting   3 Mar 2012   
Constructions of bases for the Shi arrangements of the types Tex and Tex [Invited]
Daisuke Suyama, Hiroaki Terao
``Hyperplane arrangements and applications'', Pacific Institute for the Mathematical Sciences (PIMS) Scientific Events   11 Aug 2011   
The Shi arrangements and the Bernoulli numbers
Daisuke Suyama, Hiroaki Terao
``The Algebraic Geometry and Topology of Hyperplane Arrangements'', at an AMS Sectional Meeting   9 Apr 2011   
(presented by H. Terao)

Association Memberships

 
 

Research Grants & Projects

 
Japan Society for the Promotion of Science: Research Fellowships for Young Scientists
Project Year: Apr 2012 - Mar 2014    Investigator(s): Daisuke Suyama