Takemitsu Hasegawa

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 12

Top Topics

Global Convergence

Polynomial Equations

Quadratic Program

Top Venues

J. Comput. Appl. Math.

Numer. Algorithms

Numerische Mathematik

Publications

Takemitsu Hasegawa, Hiroshi Sugiura
An automatic quadrature method for semi-infinite integrals of exponentially decaying functions and its Matlab code. J. Comput. Appl. Math. 437 (2024)
Hiroshi Sugiura, Takemitsu Hasegawa
Two formulae with nodes related to zeros of Bessel functions for semi-infinite integrals: extending Gauss-Jacobi-type rules. Numer. Algorithms 94 (4) (2023)
Hiroshi Sugiura, Takemitsu Hasegawa
Extensions of Clenshaw-Curtis-type rules to integrals over a semi-infinite interval. Numer. Algorithms 90 (1) (2022)
Hiroshi Sugiura, Takemitsu Hasegawa
A truncated Clenshaw-Curtis formula approximates integrals over a semi-infinite interval. Numer. Algorithms 86 (2) (2021)
Tomohiro Suzuki, Hiroshi Sugiura, Takemitsu Hasegawa
Regions of convergence and dynamics of Schröder-like iteration formulae as applied to complex polynomial equations with multiple roots. Numer. Algorithms 85 (1) (2020)
Takemitsu Hasegawa, Hiroshi Sugiura
Uniform approximation to finite Hilbert transform of oscillatory functions and its algorithm. J. Comput. Appl. Math. 358 (2019)
Hiroshi Sugiura, Takemitsu Hasegawa
On the global convergence of Schröder's iteration formula for real zeros of entire functions. J. Comput. Appl. Math. 358 (2019)
Tomohiro Suzuki, Hiroshi Sugiura, Takemitsu Hasegawa
Estimating convergence regions of Schröder's iteration formula: how the Julia set shrinks to the Voronoi boundary. Numer. Algorithms 82 (1) (2019)
Hiroshi Sugiura, Takemitsu Hasegawa
On the global convergence of Schröder's iterative formulae for real roots of algebraic equations. J. Comput. Appl. Math. 344 (2018)
Takemitsu Hasegawa, Hiroshi Sugiura
Uniform approximation to Cauchy principal value integrals with logarithmic singularity. J. Comput. Appl. Math. 327 (2018)
Takemitsu Hasegawa, Hiroshi Sugiura
A user-friendly method for computing indefinite integrals of oscillatory functions. J. Comput. Appl. Math. 315 (2017)
Takemitsu Hasegawa, Hiroshi Sugiura
Error estimate for a corrected Clenshaw-Curtis quadrature rule. Numerische Mathematik 130 (1) (2015)
Yohsuke Hosoda, Takemitsu Hasegawa
A User-Friendly Computation System on the Web with Octuple-precision. SNPD (2012)
Takemitsu Hasegawa, Hiroshi Sugiura
An approximation method for high-order fractional derivatives of algebraically singular functions. Comput. Math. Appl. 62 (3) (2011)
Takemitsu Hasegawa, Hiroshi Sugiura
Algorithms for approximating finite Hilbert transform with end-point singularities and its derivatives. J. Comput. Appl. Math. 236 (2) (2011)
Hiroshi Sugiura, Takemitsu Hasegawa
A polynomial interpolation process at quasi-Chebyshev nodes with the FFT. Math. Comput. 80 (276) (2011)
Yasuyo Hatano, Ichizo Ninomiya, Hiroshi Sugiura, Takemitsu Hasegawa
Numerical evaluation of Goursat's infinite integral. Numer. Algorithms 52 (2) (2009)
Yohsuke Hosoda, Takemitsu Hasegawa
A web system for the 3D display of bivariate mathematical functions. SMC (2009)
Takemitsu Hasegawa, Yohsuke Hosoda, Yuuichi Itaya, Ichizo Ninomiya
A system on the Web for octuple-precision computation. SMC (2009)
Takemitsu Hasegawa, Susumu Hibino, Yohsuke Hosoda, Ichizo Ninomiya
An extended doubly-adaptive quadrature method based on the combination of the Ninomiya and the FLR schemes. Numer. Algorithms 45 (1-4) (2007)
Takahiro Takada, Takemitsu Hasegawa, Hisakazu Ogura, Masato Tanaka, Hiroki Yamada, Hiroyuki Komuro, Yasushi Ishii
Statistical filter for multiple test noise on fMRI. Systems and Computers in Japan 32 (12) (2001)
Takemitsu Hasegawa, Avram Sidi
An automatic integration procedure for infinite range integrals involving oscillatory kernels. Numer. Algorithms 13 (1) (1996)