Shinichi Tajima

42 papers B 10Journal 26Unranked 6
YearRankTypeTitle / Venue / Authors
2025 J jnl
An Exact Algorithm for Computing the Structure of Jordan Blocks.
CoRR
Shinichi Tajima, Katsuyoshi Ohara, Akira Terui
2024 J jnl
A Deterministic Method for Computing Bertini Type Invariants of Parametric Ideals.
Math. Comput. Sci.
Shinichi Tajima, Katsusuke Nabeshima
2023 J jnl
Computing Holonomic D-Modules Associated to a Family of Non-isolated Hypersurface Singularities via Comprehensive Gröbner Systems of PBW Algebra.
Math. Comput. Sci.
Shinichi Tajima, Katsusuke Nabeshima, Katsuyoshi Ohara, Yoko Umeta
2023 B conf
Effective Algorithm for Computing Noetherian Operators of Positive Dimensional Ideals.
CASC
Katsusuke Nabeshima, Shinichi Tajima
2022 J jnl
Correction: Effective algorithm for computing Noetherian operators of zero‑dimensional ideals.
Appl. Algebra Eng. Commun. Comput.
Katsusuke Nabeshima, Shinichi Tajima
2022 J jnl
Effective algorithm for computing Noetherian operators of zero-dimensional ideals.
Appl. Algebra Eng. Commun. Comput.
Katsusuke Nabeshima, Shinichi Tajima
2022 J jnl
Exact Algorithms for Computing Generalized Eigenspaces of Matrices via Annihilating Polynomials.
CoRR
Shinichi Tajima, Katsuyoshi Ohara, Akira Terui
2021 B conf
A New Deterministic Method for Computing Milnor Number of an ICIS.
CASC
Shinichi Tajima, Katsusuke Nabeshima
2021 J jnl
A new algorithm for computing logarithmic vector fields along an isolated singularity and Bruce-Roberts Milnor ideals.
J. Symb. Comput.
Katsusuke Nabeshima, Shinichi Tajima
2021 J jnl
An Algorithm for Computing Torsion Differential Forms Associated with an Isolated Hypersurface Singularity.
Math. Comput. Sci.
Shinichi Tajima, Katsusuke Nabeshima
2021 B conf
Computing Grothendieck Point Residues via Solving Holonomic Systems of First Order Partial Differential Equations.
ISSAC
Shinichi Tajima, Katsusuke Nabeshima
2021 J jnl
Methods for computing b-functions associated with μ-constant deformations - Case of inner modality 2 -.
CoRR
Katsusuke Nabeshima, Shinichi Tajima
2021 J jnl
Testing Zero-Dimensionality of Varieties at a Point.
Math. Comput. Sci.
Katsusuke Nabeshima, Shinichi Tajima
2020 J jnl
An Algorithm for Computing Grothendieck Local Residues II: General Case.
Math. Comput. Sci.
Katsuyoshi Ohara, Shinichi Tajima
2020 J jnl
An algorithm for computing the Hilbert-Samuel multiplicities and reductions of zero-dimensional ideals of Cohen-Macaulay local rings.
J. Symb. Comput.
Takafumi Shibuta, Shinichi Tajima
2020 J jnl
An effective method for computing Grothendieck point residue mappings.
CoRR
Shinichi Tajima, Katsusuke Nabeshima
2020 B conf
Computing Logarithmic Vector Fields Along an ICIS Germ via Matlis Duality.
CASC
Shinichi Tajima, Takafumi Shibuta, Katsusuke Nabeshima
2020 J jnl
Computing regular meromorphic differential forms via Saito's logarithmic residues.
CoRR
Shinichi Tajima, Katsusuke Nabeshima
2019 J jnl
An Algorithm for Computing Grothendieck Local Residues I: Shape Basis Case.
Math. Comput. Sci.
Katsuyoshi Ohara, Shinichi Tajima
2019 J jnl
An Implementation of the Lê-Teissier Method for Computing Local Euler Obstructions.
Math. Comput. Sci.
Shinichi Tajima, Katsusuke Nabeshima
2019 — conf
Generalized Integral Dependence Relations.
MACIS
Katsusuke Nabeshima, Shinichi Tajima
2019 J jnl
Solving Parametric Ideal Membership Problems and Computing Integral Numbers in a Ring of Convergent Power Series Via Comprehensive Gröbner Systems.
Math. Comput. Sci.
Katsusuke Nabeshima, Shinichi Tajima
2019 J jnl
Testing zero-dimensionality of varieties at a point.
CoRR
Katsusuke Nabeshima, Shinichi Tajima
2018 J jnl
Comprehensive Gröbner systems in PBW algebras, Bernstein-Sato ideals and holonomic
J. Symb. Comput.
Katsusuke Nabeshima, Katsuyoshi Ohara, Shinichi Tajima
2018 J jnl
Fast Algorithm for Calculating the Minimal Annihilating Polynomials of Matrices via Pseudo Annihilating Polynomials.
CoRR
Shinichi Tajima, Katsuyoshi Ohara, Akira Terui
2018 J jnl
Fast Algorithms for Computing Eigenvectors of Matrices via Pseudo Annihilating Polynomials.
CoRR
Shinichi Tajima, Katsuyoshi Ohara, Akira Terui
2017 J jnl
Algebraic local cohomology with parameters and parametric standard bases for zero-dimensional ideals.
J. Symb. Comput.
Katsusuke Nabeshima, Shinichi Tajima
2016 B conf
Comprehensive Gröbner Systems in Rings of Differential Operators, Holonomic D-modules and B-functions.
ISSAC
Katsusuke Nabeshima, Katsuyoshi Ohara, Shinichi Tajima
2016 J jnl
Computing Tjurina stratifications of μ-constant deformations via parametric local cohomology systems.
Appl. Algebra Eng. Commun. Comput.
Katsusuke Nabeshima, Shinichi Tajima
2015 J jnl
Algebraic Local Cohomology with Parameters and Parametric Standard Bases for Zero-Dimensional Ideals.
CoRR
Katsusuke Nabeshima, Shinichi Tajima
2015 B conf
Computing Logarithmic Vector Fields Associated with Parametric Semi-Quasihomogeneous Hypersurface Isolated Singularities.
ISSAC
Katsusuke Nabeshima, Shinichi Tajima
2015 B conf
Efficient Computation of Algebraic Local Cohomology Classes and Change of Ordering for Zero-Dimensional Standard Bases.
CASC
Katsusuke Nabeshima, Shinichi Tajima
2015 — conf
Solving Extended Ideal Membership Problems in Rings of Convergent Power Series via Gröbner Bases.
MACIS
Katsusuke Nabeshima, Shinichi Tajima
2014 — conf
An Algorithm for Computing Standard Bases by Change of Ordering via Algebraic Local Cohomology.
ICMS
Katsusuke Nabeshima, Shinichi Tajima
2014 — conf
An Algorithm for Computing Tjurina Stratifications of μ-Constant Deformations by Using Local Cohomology Classes with Parameters.
ICMS
Katsusuke Nabeshima, Shinichi Tajima
2014 B conf
An Algorithm for Computing the Truncated Annihilating Ideals for an Algebraic Local Cohomology Class.
CASC
Takafumi Shibuta, Shinichi Tajima
2014 — conf
An Extension and Efficient Calculation of the Horner's Rule for Matrices.
ICMS
Shinichi Tajima, Katsuyoshi Ohara, Akira Terui
2014 — conf
Developing Linear Algebra Packages on Risa/Asir for Eigenproblems.
ICMS
Katsuyoshi Ohara, Shinichi Tajima, Akira Terui
2014 B conf
On efficient algorithms for computing parametric local cohomology classes associated with semi-quasihomogeneous singularities and standard bases.
ISSAC
Katsusuke Nabeshima, Shinichi Tajima
2012 B conf
Optimization of picocell locations and its parameters in heterogeneous networks with hotspots.
PIMRC
Hidekazu Shimodaira, Gia Khanh Tran, Shinichi Tajima, Kei Sakaguchi, Kiyomichi Araki, Noriaki Miyazaki, Shoji Kaneko, Satoshi Konishi, Yoji Kishi
2012 J jnl
Study on Resource Optimization for Heterogeneous Networks.
IEICE Trans. Commun.
Gia Khanh Tran, Shinichi Tajima, Rindranirina Ramamonjison, Kei Sakaguchi, Kiyomichi Araki, Shoji Kaneko, Noriaki Miyazaki, Satoshi Konishi, Yoji Kishi
2009 J jnl
Annihilating ideals for an algebraic local cohomology class.
J. Symb. Comput.
Shinichi Tajima, Yayoi Nakamura