Education Background
-
-1973
Tokyo Institute of Technology Graduate School, Division of Science and Engineering
-
-1971
Waseda University Faculty of Science and Engineering
Details of a Researcher
Updated on 2023/09/24
Tokyo Institute of Technology Graduate School, Division of Science and Engineering
Waseda University Faculty of Science and Engineering
日本数学会
Weber’s class number problem in the cyclotomic ℤ2-extension of ℚ, II
Takashi Fukuda, Keiichi Komatsu
Journal de Theorie des Nombres de Bordeaux 22 ( 2 ) 359 - 368 2010
Weber's Class Number Problem in the Cyclotomic Z(2)-Extension of Q
Takashi Fukuda, Keiichi Komatsu
EXPERIMENTAL MATHEMATICS 18 ( 2 ) 213 - 222 2009
On the Iwasawa lamda-invariant of the cyclotomic Z_2-extension of Q(sqrt{p})
Keiichi Komatsu, Takashi Fukuda
Math. Comp. 78 1797 - 1808 2009
Iwasawa lambda-invariants and Mordell-Weil ranks of abelian varieties with complex multiplication
Takasih Fukuda, Keiichi Komatsu, Shuji Yamagata
ACTA ARITHMETICA 127 ( 4 ) 305 - 307 2007
On the Iwasawa λ-invariant of the cyclotomic Z?-extension of a real quadratic field
Tokyo Journal of Mathematics Vol.28,No.1,pp.259-264 2005
On the iwasawa λ-invariant of the cyclotomic z2-extension of a real quadratic field
Takashi Fukuda, Keiichi Komatsu
Tokyo Journal of Mathematics 28 ( 1 ) 259 - 264 2005
Z(p)-extensions associated to elliptic curves with complex multiplication
T Fukuda, K Komatsu
MATHEMATICAL PROCEEDINGS OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY 137 541 - 550 2004.11
Zp-extensions associated to elliptic curves with complex multiplication,Pholosophical Society
Mathematical Proceedings of the Cambridge Vol.137m,pp.541-550 2004
On Minkowski units constructed by special values of siegel modular functions
Journal de Théorie des Nombres de Bordeaux 15/ , 133-140 2003
On Minkowski units constructed by special values of Siegel modular functions
Journal de Theorie des Nombres de Bordeaux 15, pp.133-140 2003
On Minkowski units constructed by special values of siegel modular functions
Journal de Théorie des Nombres de Bordeaux 15/ , 133-140 2003
Noncyclotomic Zp-extensions of imaginary quabratic fields
Experimental Mathematics 11/4, 469-475 2002
An application of Siegel modular functions of Kronecker limit formula
Lecture note of Computer Science 2369 Springer Vol. 2369 108-119 2002
On Iwasawa λ3-invariants of cyclic cubic fields of prime conductor
Mathematics of Computation/American Mathematical Society 70;236,pp.1707-1712 2002
Noncyclotomic Zp-extensions of imaginary quabratic fields
Experimental Mathematics 11/4, 469-475 2002
An application of Siegel modular functions of Kronecker limit formula
Lecture note of Computer Science 2369 Springer Vol. 2369 108-119 2002
On Iwasawa λ3-invariants of cyclic cubic fields of prime conductor
Methematics of Computation Vol. 70 No. 236 1707-1712 2001
On Iwasawa λ3-invariants of cyclic cubic fields of prime conductor
Methematics of Computation Vol. 70 No. 236 1707-1712 2001
Ichimura-Sumida criterion for Iwasawa -invariants
Proceedings of the Japan Academy 76; 7, pp. 111-115 2000.11
On a unit group generated by special values of Siegel modular functions
Mathematics of Computation 69; 231, pp. 1207-1212 2000.07
Construction of a normal basis by special values of Siegel modular functions
Proceedings of the American Mathematical Society 128; 2, pp. 315-323 2000.04
Construction of a normal basis by special values of Siegel modular functions
Proceedings of the American Mathematical Society 128: 2 (315-323) 2000.02
Ichimura-Sumida criterion for Iwasawa Iambda-invariants
Pruceedings of the Japan Academy Ser. A Vol. 76 No. 7 111-115 2000
On a unit group generated by special values of Siegel modular functions
Mathematics of Computation 69/231,1207-1212 2000
Construction of a normal basis by special values of Siegel modular functions
Proceedings of the American Mathematical Society 128/2,315-323 2000
Ichimura-Sumida criterion for Iwasawa Iambda-invariants
Pruceedings of the Japan Academy Ser. A Vol. 76 No. 7 111-115 2000
On a unit group generated by special values of Siegel modular functions II
Proceedings of the Japan Academy 75; Ser.A No.10 (194-197) 1999.10
On the Iwasawa λ-invariantsof quaternion exteision
Acta Arithmetica LxxxVII;3,pp.219-221 1999.02
On the Iwasawa λ-invariants of guaternion extensions
Acta Artithmetica LXXXV(]G0002[)/3,219-221 1999
On the Z3-extension ofacertain cubic cyclic field
Proceedings of the Japan Academy 74;10,pp.165-166 1998.12
On the Z3-extension of a certain cubic cyclic field
Proceedings of the Japan Academy 74/10,165-166 1998
On Iwasawa λp-invariants of relative real cyclic extensions of degree P
Tokyo Journal of Mathematics/Kinokuniya 20;2(475-480) 1997.12
Construction of Normal Bases by Special Values of Hilbert Modular Functions
Proceedings of the Japan Academy 73;3 1997.03
On Iwasawa 入p-invariants of relative real cyclic extensions of degree p
Tokyo Journal of Mathematics 20/2,475-480 1997
Construction of normal bases by special values of Hilbert modular functions
Proceeding of Japan Academy 73/SerA,42-44 1997
A Capitulation Problem and Greenberg's Conjecture on real quadratic fields
Mathematics of Computation 65/213,313-318 1996
A capitulation problem and Greenberg's conjecture on real quadratic fields
Mathematics of computation/Amerikan Machemical Society 65;213 1996.01
楕円曲線論入門
シュプリンガ-・フェアラーク東京 1995.11
Normal basis and Greenberg's conjecture
Mathematische Annalen 300/1,157 1994
Modular construction of normal basis
Journal of Mathematical Society of Japan 46/2,235 1994
Normal bases and Zp-extensions
Journal of algebra 163/2,335-347 1994
Normal bases and λ-invariants of number fields
Proceedings of Japan Academy 67/7 1991
K-groups and ideal class groups of number fields
Manuscripta mathematica 72 1991
Eine Bemerkung (]J1168[)ber Dedekindsche Zetafunktionen und K-Gruppe
Archiv der mathematik 54/2 1990
On the maximal p-extensions of real quadratic fields unramified outside p
Journal of Algebra 123/1 1989
K-groups and λ-invariants of algebraic number fields
Tokyo Journal of Mathematics 11/2 1988
On Zp-extensions of real quadratic fields
Journal of mathematical Society of Japan 38/1 1986
On zeta-functions and cyclotomic Zp-extensions of algebraic number fields
T(]J1152[)hoku Mathematical Journal 36/4 1984
On adele rings of arithmetically equivalent fields
Acta Arithmetica 43 1984
On a certain property of profinite groups
Proceedings of the Japan Academy 58/7 1982
On the adele rings and Zeta-functions of algebraic number fields
Kodai Mathematical Journal 1/3 1978
On Weber's class number one problem
Project Year :
Project Year :
Construction of Generic Polynomials in Galois Theory and application to Number Theory
Project Year :
パラメータをふくむ非線形方程式の初期値問題の仮定の改良
解析関数の特殊値に対する超越数論
代数多様体の数論的性質について
代数体のZpー拡大とKー理論について
解析関数の値の超越性について
有限群のカルタン行列の固有値
リー群と調和写像
有限群のカルタン行列とその固有値
リー群内極小部分多様体の安定性について
代数体のZ^<LP>_p-拡大の正規底のmodular unitsによる構成
Explicit Study of Automorphic Forms of Several Variables and Algebraic and Geometric Invariants