Hiroshi Sekigawa

37 papers B 6Journal 24Unranked 6

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	An Approximate Decomposition of a Multivariate Polynomial and Its Application. Math. Comput. Sci. Rikuna Tokuda, Hiroshi Sekigawa
2023	J	`jnl`	An Approximation Algorithm for the Nearest Decomposable Polynomial in the Hamming Distance. ACM Commun. Comput. Algebra Hiroshi Sekigawa
2019	—	`conf`	On Parametric Border Bases. MACIS Yosuke Sato, Hiroshi Sekigawa, Ryoya Fukasaku, Katsusuke Nabeshima
2019	J	`jnl`	Robust computation methods for sparse interpolation of multivariate polynomials. ACM Commun. Comput. Algebra Kazuki Kondo, Hiroshi Sekigawa
2018	B	`conf`	On Continuity of the Roots of a Parametric Zero Dimensional Multivariate Polynomial Ideal. ISSAC Yosuke Sato, Ryoya Fukasaku, Hiroshi Sekigawa
2018	J	`jnl`	Robust algorithms for sparse interpolation of multivariate polynomials. ACM Commun. Comput. Algebra Dai Numahata, Hiroshi Sekigawa
2017	J	`jnl`	An algorithm for symbolic-numeric sparse interpolation of multivariate polynomials whose degree bounds are unknown. ACM Commun. Comput. Algebra Dai Numahata, Hiroshi Sekigawa
2017	J	`jnl`	The nearest polynomial to multiple given polynomials with a given zero in the real case. Theor. Comput. Sci. Hiroshi Sekigawa
2016	J	`jnl`	Quantum Fourier transform over symmetric groups - improved result. J. Symb. Comput. Yasuhito Kawano, Hiroshi Sekigawa
2014	J	`jnl`	Quantum Fourier Transform over Symmetric Groups: Improved Result. ACM Commun. Comput. Algebra Yasuhito Kawano, Hiroshi Sekigawa
2014	—	`conf`	The nearest polynomial to multiple given polynomials with a given zero. SNC Hiroshi Sekigawa
2013	B	`conf`	Quantum fourier transform over symmetric groups. ISSAC Yasuhito Kawano, Hiroshi Sekigawa
2012	J	`jnl`	Maximal perturbation for preserving the number of solutions of a polynomial system. ACM Commun. Comput. Algebra Hiroshi Sekigawa, Kiyoshi Shirayanagi
2011	J	`jnl`	Computing the nearest polynomial with a zero in a given domain by using piecewise rational functions. J. Symb. Comput. Hiroshi Sekigawa
2011	J	`jnl`	Isolated real zero of a real polynomial system under perturbation. ACM Commun. Comput. Algebra Hiroshi Sekigawa, Kiyoshi Shirayanagi
2010	J	`jnl`	Solvability of bivariate polynomial systems under perturbation. ACM Commun. Comput. Algebra Hiroshi Sekigawa, Kiyoshi Shirayanagi
2009	—	`conf`	A Sequence of Nearest Polynomials with Given Factors. ASCM Hiroshi Sekigawa
2009	J	`jnl`	A new method of reducing exact computations to obtain exact results. ACM Commun. Comput. Algebra Kiyoshi Shirayanagi, Hiroshi Sekigawa
2009	J	`jnl`	Determining divisibility between polynomials with inexact coefficients. ACM Commun. Comput. Algebra Hiroki Nakayama, Hiroshi Sekigawa
2009	J	`jnl`	On real factors of real interval polynomials. J. Symb. Comput. Hiroshi Sekigawa
2009	—	`conf`	Reducing exact computations to obtain exact results based on stabilization techniques. SNC Kiyoshi Shirayanagi, Hiroshi Sekigawa
2009	—	`ed.`	Symbolic Numeric Computation, SNC '09, Kyoto, Japan - August 03 - 05, 2009 SNC Hiroshi Kai, Hiroshi Sekigawa, Tateaki Sasaki, Kiyoshi Shirayanagi, Ilias S. Kotsireas
2009	J	`jnl`	Synthesis of quantum circuits for d-level systems by using cosine-sine decomposition. Quantum Inf. Comput. Yumi Nakajima, Yasuhito Kawano, Hiroshi Sekigawa, Masaki Nakanishi, Shigeru Yamashita, Yasuhiko Nakashima
2008	J	`jnl`	A new Gröbner basis conversion method based on stabilization techniques. Theor. Comput. Sci. Kiyoshi Shirayanagi, Hiroshi Sekigawa
2008	J	`jnl`	Efficient quantum circuits for approximating the Jones polynomial. Quantum Inf. Comput. Yumi Nakajima, Yasuhito Kawano, Hiroshi Sekigawa
2008	B	`conf`	The nearest polynomial with a zero in a given domain from a geometrical viewpoint. ISSAC Hiroshi Sekigawa
2008	J	`jnl`	The nearest polynomial with a zero in a given domain. Theor. Comput. Sci. Hiroshi Sekigawa
2007	B	`conf`	Minimum converging precision of the QR-factorization algorithm for real polynomial GCD. ISSAC Pramook Khungurn, Hiroshi Sekigawa, Kiyoshi Shirayanagi
2007	B	`conf`	On real factors of real interval polynomials. ISSAC Hiroshi Sekigawa
2007	J	`jnl`	On the Location of Pseudozeros of a Complex Interval Polynomial. Math. Comput. Sci. Hiroshi Sekigawa, Kiyoshi Shirayanagi
2007	—	`conf`	The Nearest Real Polynomial with a Real Multiple Zero in a Given Real Interval. ASCM Hiroshi Sekigawa
2007	—	`conf`	The nearest polynomial with a zero in a given domain. SNC Hiroshi Sekigawa
2006	J	`jnl`	A new algorithm for producing quantum circuits using KAK decompositions. Quantum Inf. Comput. Yumi Nakajima, Yasuhito Kawano, Hiroshi Sekigawa
2006	B	`conf`	Locating real multiple zeros of a real interval polynomial. ISSAC Hiroshi Sekigawa, Kiyoshi Shirayanagi
2005	J	`jnl`	Existence of the Exact CNOT on a Quantum Computer with the Exchange Interaction. Quantum Inf. Process. Yasuhito Kawano, Kinji Kimura, Hiroshi Sekigawa, Masayuki Noro, Kiyoshi Shirayanagi, Masahiro Kitagawa, Masanao Ozawa
1999	J	`jnl`	Nonexistence conditions of a solution for the congruence x1 Math. Comput. Hiroshi Sekigawa, Kenji Koyama
1997	J	`jnl`	On searching for solutions of the Diophantine equation x Math. Comput. Kenji Koyama, Yukio Tsuruoka, Hiroshi Sekigawa