SEKIGAWA Hiroshi

J-GLOBAL         Last updated: Mar 29, 2019 at 03:10
 
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Name
SEKIGAWA Hiroshi
URL
http://www.rs.tus.ac.jp/~sekigawa/index.html
Affiliation
Tokyo University of Science
Section
Tokyo University of Science, Faculty of Science Division I, Department of Applied Mathematics
Job title
Professor
Degree
Ph.D. (Mathematical Sciences)(The University of Tokyo)

Research Interests

 
 

Research Areas

 
 

Academic & Professional Experience

 
1989
 - 
1994
Researcher, Nippon Telegraph and Telephone Corporation (NTT)
 
1994
 - 
1998
Research Scientist, NTT
 
1998
 - 
1999
Senior Research Scientist, NTT
 
2002
 - 
2010
Senior Research Scientist, NTT
 
2010
 - 
2013
Associate Professor, Tokai University
 

Education

 
 
 - 
1986
Department of Mathematics, Faculty of Science, The University of Tokyo
 
 
 - 
1989
Department of Mathematics, Graduate School, Division of Science, The University of Tokyo
 

Published Papers

 
Hiroshi Sekigawa
THEORETICAL COMPUTER SCIENCE   681 167-175   Jun 2017   [Refereed]
An Algorithm for Symbolic-Numeric Sparse Interpolation of Multivariate Polynomials Whose Degree Bounds are Unknown
Dai Numahata, Hiroshi Sekigawa
ACM Communications in Computer Algebra   51(1) 18-20   Mar 2017   [Refereed]
Yasuhito Kawano, Hiroshi Sekigawa
JOURNAL OF SYMBOLIC COMPUTATION   75 219-243   Nov 2015   [Refereed]
Hiroshi Sekigawa
Computer Mathematics: 9th Asian Symposium (ASCM2009), Fukuoka, December 2009, 10th Asian Symposium (ASCM2012), Beijing, October 2012, Contributed Papers and Invited Talks   141-145   Oct 2014   [Refereed]
Quantum Fourier Transform over Symmetric Groups --- Improved Result
Yasuhito Kawano, Hiroshi Sekigawa
ACM Communications in Computer Algebra   48(3) 127-129   Sep 2014   [Refereed]

Misc

 
Kurdyka, Krzysztof.; Paunescu, Laurentiu Nuij type pencils of hyperbolic polynomials. (English summary)
Hiroshi Sekigawa
Mathematical Reviews   MR3679730   Mar 2018
Liang, Shu; Wang, Sheng-Guo; Wang, Yong. Routh-type table test for zero distribution of polynomials with commensurate fractional and integer degrees. (English summary)
Hiroshi Sekigawa
Mathematical Reviews   MR3589451   Mar 2018
Gross, Jonathan L.; Mansour, Toufik; Tucker, Thomas W.; Wang, David G. L. Root geometry of polynomial sequences II: Type (1, 0). (English. English summary)
Hiroshi Sekigawa
Mathematical Reviews   MR3491540   Jan 2018
Xia, Bican; Yang, Lu. Automated inequality proving and discovering
Hiroshi Sekigawa
Mathematical Reviews   MR3526102   Sep 2017
Forgacs, Tamas; Tran, Khang. Polynomials with rational generating functions and real zeros. (English. English summary)
Hiroshi Sekigawa
Mathematical Reviews   MR3514311   Mar 2017

Conference Activities & Talks

 
Robust algorithms for sparse interpolation of multivariate polynomials
Dai Numahata, Hiroshi Sekigawa
42nd International Symposium on Symbolic and Algebraic Computation (ISSAC2017)   26 Jul 2017   
An Algorithm for Symbolic-Numeric Sparse Interpolation of Multivariate Polynomials Whose Degree Bounds are Unknown
Dai Numahata, Hiroshi Sekigawa
41st International Symposium on Symbolic and Algebraic Computation (ISSAC2016)   20 Jul 2016   
Degree Estimate for Black-Box Multivariate Polynomials in Symbolic-Numeric Sparse Interpolation
Dai Numahata, Hiroshi Sekigawa
Milestones in Computer Algebra (MICA2016)   18 Jul 2016   
Quantum Algorithm for Lattice Problems
Yasuhito Kawano, Hiroshi Sekigawa
Quantum Information Processing 2016 (QIP2016)   14 Jan 2016   
The Nearest Polynomial with Two or More Given Zeros
Hiroshi Sekigawa
Third Workshop on Hybrid Methodologies for Symbolic-Numeric Computation (HMSNC2015)   11 Aug 2015