CiNii 国立情報学研究所 学術情報ナビゲータ[サイニィ]
Kannonzaki nature museum
ID:1000060154465
Search authors sharing the same name
HATANO Yasuyo , NINOMIYA Ichizo , SUGIURA Hiroshi , HASEGAWA Takemitsu
The infinite integral R ∞ 0 xdx/(1+x^6 sin^2 x) converges but is hard to evaluate because the integrand f (x) = x/(1+x^6 sin^2 x) is a non-convergent and unbounded function, indeed f (kπ) = kπ →∞ (k → …
Numerical Algorithms 52(2), 213-224, 2009-10
IR
HASEGAWA Takemitsu , SUGIURA Hiroshi
Fractional derivative D^qf(x) (0 < q < 1, 0 <_ _ - x <_ _ - 1) of a function f(x) is defined in terms of an indefinite integral involving f(x). For functions of algebraic singularity f(x) …
Journal of Computational and Applied Mathematics 228(1), 247-253, 2009-06
SUGIURA Hiroshi , HASEGAWA Takemitsu
An automatic quadrature method is presented for approximating fractional derivative D^qf(x) of a given function f(x), which is defined by an indefinite integral involving f(x). The present method inte …
Journal of Computational and Applied Mathematics 223(1), 459-468, 2009-01-01
Sugiura Hiroshi , Hasegawa Takemitsu
RIMS Kokyuroku (1614), 199-206, 2008-10
Journal of Computational and Applied Mathematics 205(1), 487-496, 2007-08
SUZUKI TOMOHIRO , SUGIURA HIROSHI
In general, an iterative method of higher order has the tendency to generate a stable iterative sequence. The purpose of this paper is to give the theoretical basis to this empirical rule with Pomenta …
IPSJ journal 47(4), 1181-1184, 2006-04-15
IPSJ References (4)
In general, an iterative method of higher order has a tendency to find a solution which is the nearest to the initial value. The purpose of this paper is to give the theoretical basis to this empirica …
IPSJ journal 46(10), 2505-2512, 2005-10-15
IPSJ Cited by (1)
NIU Xiao-Ming , SAKURAI Tetsuya , SUGIURA Hiroshi
A problem of finding a validated polynomial factor of an analytic function is considered. A validated factorization method was presented by Sakurai and Sugiura in which the bounds of Taylor coefficien …
Transactions of the Japan Society for Industrial and Applied Mathematics 14(1), 59-73, 2004
J-STAGE References (11)
Sakurai Tetsuya , Sugiura Hiroshi
RIMS Kokyuroku (1320), 231-238, 2003-05
SAKURAI Tetsuya , SUGIURA Hiroshi
In this paper a method to compute numerical conformal mappings by using Pade approximations is considered. This method computes new charge points using the results obtained by the charge simulation me …
Transactions of Information Processing Society of Japan 43(9), 2959-2962, 2002-09-15
IPSJ IR References (5) Cited by (1)
RIMS Kokyuroku (1265), 152-161, 2002-05
Sugiura Hiroshi
Computation Center news 33(1), 47-57, 2002-02-28
Computation Center news 32(1), 28-41, 2001-02-28
Tiangtae Narathip , Sugiura Hiroshi
We present the Cosine-Chebyshev-Galerkin method for solving the Poisson equation on a fan-shaped domain. The key to the efficiency of our method is to map the domain to a semi-infinite domain by using …
Transactions of the Japan Society for Industrial and Applied Mathematics 11(3), 133-146, 2001
J-STAGE References (10)
We present an efficient algorithm based on the Legendre-Galerkin approximation for solving the Poisson equation on a fan-shaped domain. The key to the efficiency of our algorithm is to map the domain …
Transactions of the Japan Society for Industrial and Applied Mathematics 11(1), 27-40, 2001
J-STAGE References (9)
RIMS Kokyuroku (1147), 16-27, 2000-04
TIANGTAE N. , Sugiura Hiroshi
RIMS Kokyuroku (1145), 161-169, 2000-04
IR Cited by (1)
Bulletin of the Japan Society for Industrial and Applied Mathematics 9(1), 80, 1999
J-STAGE
We discuss the Fourier-Infinite-Element method, which combines the Fourier method and the infinite element method, for sloving the Poisson equation with singularities caused by the presence of a corne …
Transactions of the Japan Society for Industrial and Applied Mathematics 9(3), 95-108, 1999
ZHAO Yanjie , SAKURAI Tetsuya , SUGIURA Hiroshi , TORII Tatsuo
数式処理 6(3), 2-29, 1998-05-01
References (24)