Number theory

O-Minimality

Transcendental Number Theory

Diophantine approximation

Pade approximation

G-function

hypergeometric function

polylogarithms

linear forms in logarithms

Crypto system

Natural sciences, Basic mathematics

Natural sciences, Algebra, Number Theory

Natural sciences, Algebra, Diophantine approximation

Natural sciences, Applied mathematics and statistics, Cryptosystem

Apr. 2022 - Present
Nihon University, Professor

Apr. 2002 - Mar. 2022
Nihon University, Professor

Jun. 2018 - Sep. 2018
CIRM Scientific Committee, CIRM, France, Scientific committee member

Jul. 2016 - Jul. 2016
Lecturer of one course, Graduate School of Math., Kyoto University

Feb. 2013 - Mar. 2013
Invited Professor, University of Caen

Oct. 2012 - Oct. 2012
Lecturer of one course, Graduate School of Math., Tohoku University

May 2012 - May 2012
Lecturer of one course, Graduate School of Math., Osaka University

Oct. 2008 - Oct. 2008
Fields Institute, Invited reseacher

Mar. 2006 - Mar. 2006
ESI, Wien, invited researcher

Dec. 2005 - Dec. 2005
Tata Institute of Fundamental Research, Invited researcher

Jan. 2005 - Jan. 2005
University of Lille 1, Invited professor

May 2003 - May 2003
University of Paris 6, Invited Professor

Nov. 2002 - Nov. 2002
Lecturer of one course, Graduate School of Math., Nagoya University

Apr. 1998 - Mar. 2002
Nihon University, Associate Professor

Sep. 2001 - Sep. 2001
Lecturer of one course, Graduate School of Math., Kyushu University

May 2001 - May 2001
University of Colorado, Invited professor

May 1999 - Mar. 2000
Institut des Hautes Etudes Scientifiques, Researcher

Feb. 1999 - Feb. 1999
CEB, Paris, Invited researcher

Nov. 1998 - Nov. 1998
Lecturer of one course, Graduate School of Math., Chuo University

Oct. 1998 - Oct. 1998
Lecturer of one course, Graduate School of Math., Chiba University

Apr. 1993 - Mar. 1998
Nihon University, Lecturer

Oct. 1995 - Oct. 1995
Lecturer of one course, Dept. of Math., Chiba University

Sep. 1995 - Sep. 1995
Lecturer of one course, Dept. of Math., University of Tokyo

Sep. 1995 - Sep. 1995
University of Basel, Invited professor

May 1995 - May 1995
Lecturer of one course, Dept. of Math., Tokyo Institute of Technology

Jun. 1993 - Jun. 1993
ETH, Invited researcher

Mar. 1993 - Mar. 1993
MSRI, Berkeley, Invited Researcher

Apr. 1991 - Mar. 1993
Tokyo Institute of Technology, Assistant

Mar. 1989 - Mar. 1991
Nara Women's University, Assistant

Oct. 1986 - Feb. 1989
Universite de Paris VI, Graduate School of Science, Mathematics Major

Sep. 2023 - Present
RIMS, KyotoUniversity, RIMS, KyotoUniversity

Oct. 2021 - Present
Advisor of JSPS for DEI Development, JSPS

Mar. 2001 - Present
代数学分科会運営委員, 日本数学会

Oct. 2012 - Sep. 2023
Science Council of Japan, associate member, 日本学術会議

Oct. 2017 - Mar. 2019
運営委員会 専門委員, 京都大学数理解析研究所

Oct. 2016 - Sep. 2018
研究集会組織委員 https://conferences.cirm-math.fr/1841.html, CIRM 数学研究所

Nov. 2013 - Oct. 2014
１２期委員長, 男女共同参画学協会連絡会

01 Jun. 2012 - 31 May 2014
Trustee, The Mathematical Society of Japan

Jun. 2012 - May 2014
理事, 日本数学会

May 2012 - May 2014
Editor in Chief, Sugaku Tushin, The Mathematical Society of Japan

May 2012 - May 2014
日本数学会刊行物「数学通信」編集委員長, 日本数学会

Mar. 2011 - Feb. 2013
評議員, 日本数学会

Mar. 2011 - Feb. 2013
councilor of Algebra session, The Mathematical Society of Japan

Jun. 2010 - May 2012
理事, 日本数学会

May 2010 - May 2012
Editor in Chief, Sugaku Tushin, The Mathematical Society of Japan

May 2010 - May 2012
日本数学会刊行物「数学通信」編集委員長, 日本数学会

20 Apr. 2010 - 19 Apr. 2012
Trustee, The Mathematical Society of Japan

Mar. 2010 - Feb. 2011
評議員, 日本数学会

Mar. 2010 - Feb. 2011
councilor, The Mathematical Society of Japan

Mar. 2008 - Feb. 2009
評議員, 日本数学会

Mar. 2008 - Feb. 2009
councilor, The Mathematical Society of Japan

Oct. 2004 - Sep. 2007
Chief of the Committee on Gender Equality of the Mathematical Society of Japan, The Mathematical Society of Japan

Oct. 2004 - Sep. 2007
男女共同参画社会推進委員会委員長, 日本数学会

Mar. 2001
a member of Algebra session committee, The Mathematical Society of Japan

Mar. 1998 - Feb. 1999
評議員, 日本数学会

Mar. 1998 - Feb. 1999
councilor, The Mathematical Society of Japan

内閣府FIRSTシンポジウム「科学技術が拓く2030年へのシナリオ」, NEXT Green Innovation Poster Silver
Japan society
Noriko Hirata-Kohno
http://www.first2030.jp/

National Institute of Science and Technology Policy in Ministry of Education, Culture, Sports, Science and Technology, Government of Japan, NISTEP selected researcher 2008, MEXT, Government of Japan
International academic award
Noriko Hirata-Kohno
文部科学省 科学技術・学術政策研究所

College of Science, Nihon University, Research Award, College of Science, Nihon University
Noriko Hirata-Kohno

★Recent Developments on Polylogarithms and Period Conjecture
S. David; N. Hirata-Kohno; M. Kawashima
RIMS Kokyuroku Bessatsu, 2024, Refereed, Not invited
Lead

★S-unit equation in two variables and Pade approximations
N. Hirata-Kohno; M. Kawashima; A. Poels; Y. Washio
International Journal of Number Theory, Jul. 2023, Refereed, Not invited
Corresponding

★Linear independence criteria for generalized polylogarithms with distinct shifts
Sinnou David; Noriko Hirata-Kohno and Makoto Kawashima
Acta Arithmetica, Dec. 2022, Refereed, Not invited
Lead

★Applications of quadratic curve from the viewpoint of education in mathematics
Ryuji Muroi; Yusuke Washio; Naoki Kubota; Satoshi Tonegawa; Kiyomitsu Suzuki; Noriko Hirata-Kohno
70h JSEEja, 2022, Sep. 2022, Refereed, Not invited
Corresponding

★Linear forms in Polylogarithms
Sinnou David; Noriko Hirata-Kohno; Makoto Kawashima
Annali della Scuola Normale Superiore di Pisa, Classe di Scienze (5), Sep. 2022, Refereed, Not invited
Lead

★Diophantine Approximation
Noriko Hirata-Kohno
Exposition, American Mathematical Society, Oct. 2021, Refereed, Invited
Lead

★Can polylogarithms at algebraic points be linearly independent?
Sinnou David; Noriko Hirata-Kohno and Makoto Kawashima
Moscow Journal of Combinatorics and Number Theory, Nov. 2020, Refereed, Invited
Lead

★A key exchange protocol relying on polynomial maps
K. Akiyama; S. Nakamura; M. Ito and Noriko Hirata-Kohno
International Journal of Mathematics for Industry, Jun. 2019, Refereed, Not invited
Lead

★A criterion for the linear independence of polylogarithms over a number field
Noriko Hirata-Kohno; Masaru Ito and Yusuke Washio
RIMS, Bessatsu, Kyoto University, May 2017, Refereed, Invited
Lead

★On the Diophantine equation F-n(x) + F-n+1(x) = F-m(y)
Noriko Hirata-Kohno; Florian Luca
ROCKY MOUNTAIN JOURNAL OF MATHEMATICS, 2015, Refereed, Not invited

★A key exchange protocol based on Diophantine equations and S-integers
Attila Berczes; Lajos Hajdu; Noriko Hirata-Kohno; Tunde Kovacs and Attila Petho
JSIAM Letters, Dec. 2014, Refereed, Not invited
Lead

★Diophantine approximation related to polylogarithms
Noriko Hirata-Kohno
RIMS Kokyuroku, May 2014, Not refereed, Invited
Lead

★On a key exchange protocol based on Diophantine equations
Noriko Hirata-Kohno and A. Petho
Infocommunications Journal, Sep. 2013, Refereed, Invited
Lead

★Linear forms in elliptic logarithms
Sinnou David; Noriko Hirata-Kohno
Crelle (Journal für die reine und angewandte Mathematik), Mar. 2009, Refereed, Not invited

★On the Equation(X^m-1)/(x-1)=Y^q with x Power
Noriko Hirata-Kohno and T. N. Shorey
Analytic Number Theory, London Mathematical Society Lecture Note Series, Cambridge UP, Sep. 1997, Refereed, Invited
Lead

★Approximations simultanees sur les groupes algebriques commutatigs
Noriko Hirata-Kohno
Compositio Mathematica, Jun. 1993, Refereed, Not invited
Lead

★Nouvelles mesures de transcendance liees aux groupes algebriques commutatifs
Noriko Hirata-Kohno
Approximations Diophantienne et Nombres Transcendants (ed. P. Philippon), de Gruyter, Dec. 1992, Refereed, Invited
Lead

★Formes lineaires de points algebriques sur les groupes algebriques
Noriko Hirata-Kohno
Inventiones Mathematicae, Apr. 1991, Refereed, Not invited
Lead

★Dependance lineaire de fonctions arithmetiques et presque arithmetiques
Noriko Hirata-Kohno
Publications Math. Univ. Pierre et Marie Curie, Nov. 1986, Not refereed, Invited
Lead

★Dependance lineaire de fonctions arithmetiques et presque arithmetiques
Noriko Hirata-Kohno
Proceedings of the Japan Academy, Nov. 1985, Refereed, Not invited
Lead

Effective method and applications in Diophantine problems
Noriko Hirata-Kohno
RIMS, Kokyuroku, Kyoto University, Mar. 2024, Not refereed
Lead

円錐曲線と反射光線に関する連動型GeoGebra 教材とその効果
Ryuji Muroi; Momoka Kawaguchi; Yusuke Washio,Yukiko Washio,Kiichi Yabe,Kiyomitsu Suzuki; Satoshi Tonegawa; Hirotoshi Furutsu; Noriko Hirata-Kohno
城西大学数学科数学教育紀要, Feb. 2024, Refereed
Corresponding

Teaching Materials for Promoting Diversity, Equity and Inclusion (DEI) that Raise Awareness of Unconscious Bias
Ryuji Muroi; Kiichi Yabe; Yukiko Washio; Shinichiro Ohnuki; Kiyomitsu Suzuki; Noriko Hirata-Kohno
Japanese Society for Engineering Education (JSEE), Jan. 2024, Refereed, Not invited
Corresponding

Number of the solutions to unit equations by Pade approximation applied for ζ(3)∉ℚ
平田典子,鷲尾夕紀子
Win J, Oct. 2022, Not refereed, Invited
Corresponding

Visual approximation of continued fractions
杉本和希; 西林大樹; 川島誠; 鈴木潔光; 利根川聡; 鷲尾夕紀子; 平田典子
城西大学数学科数学教育紀要, Mar. 2022, Refereed, Invited
Corresponding

Transcendence related to certain series and visualization via Mathematica
杉本和希,西林大樹,川島誠,鈴木潔光,利根川聡,鷲尾夕紀子,平田典子,鷲尾勇介
RIMS Kokyuroku Kyoto University, Mar. 2022, Not refereed, Invited
Corresponding

Dynamic visual instructions by GeoGebra for introducing Takada's theorem on pentagons
Hirotoshi Furutsu; Yukiko Ishii; Yusuke Washio and Noriko Hirata-Kohno
Proceedings of the 14th International Congress on Mathematical Education, 2022, Refereed, Not invited

Instructions in mathematics related to constructible numbers and regular polygonsparallelogram
Momoka Kawaguchi; Yusuke Washio; Yukiko Washio; Makoto Kawashima; Kiyomitsu Suzuki; Noriko Hirata-Kohno
70h JSEEja, 2022, Sep. 2021, Refereed, Not invited
Corresponding

ICT instruction in mathematics relying on functional continued fractions
K. Sugimoto; K. Yokomizo; Y. Washio; K. Suzuki; S. Tonegawa and N. Hirata-Kohno
69th JSEEja, 2021, Sep. 2021, Refereed, Not invited
Lead

Paperfolding sequence and introductory instructions in Mathematics
H. Nishibayashi; K. Yokomizo; Y. Washio; M. Kawashima; K. Suzuki and N. Hirata-Kohno
69th JSEEja, 2021, Sep. 2021, Refereed, Not invited
Lead

Active introduction via iPad for showing shortest distance connecting points of parallelogram
H. Nishibayashi; Y. Washio; H. Furutsu and N. Hirata-Kohno
69th JSEEja, 2021, Sep. 2021, Refereed, Not invited
Lead

Ramanujan’s contribution to approximate pi and visualization via Mathematica
K. Kurishima; Y. Suzuki; H. Nishibayashi; K. Suzuki; S. Tonegawa; Yukiko Washio; N. Hirata-Kohno and Yusuke Washio
RINS Kokyuroku, Kyoto University, Apr. 2021, Not refereed, Invited
Lead

Practice in Geometry by GeoGebra active instructions
Y. Washio; H. Furutsu and N. Hirata-Kohno
68th JSEEja, Sep. 2020, Refereed, Not invited

Infinite series giving efficient computations of pi
H. Nishibayashi; Y. Suzuki; K. Sugimoto; K. Suzuki; S. Tonegawa and N. Hirata-Kohno
68th JSEEja, Sep. 2020, Refereed, Not invited
Lead

Practices for introductory education in mathematics employing ICT instructions
K.Kurishima; Y.Washio; S.Nakamura; K.Suzuki; K.Fujita; Noriko Hirata-Kohno
JSEE工学教育, May 2020, Refereed, Invited
Corresponding

Minkowski Convex Body Theorem towards Polya's Visibility Problem via Mathematica
K. Kurishima; Y. Suzuki; Y. Kurimoto; Y. Ishii; K. Suzuki; Noriko Hirata-Kohno; Noriko and Y. Washio
RIMS Kokyuroku, Kyoto University, Dec. 2019, Refereed, Invited
Lead

Dynamic visual instruction for introducing Orchard Problem in Mathematics
栗島昂大・栗本裕太・中村周平・藤田耕平・鈴木潔光・平田典子
67th JSEEja, Sep. 2019, Refereed, Not invited

Recurrence sequence activated by Ford's circles via dynamic instruction
鈴木雄大・岡田裕紀・藤田耕平・鈴木潔光・平田典子
67th JSEEja, Sep. 2019, Refereed, Not invited

Linear dependence criterion of almost integer valued functions:a generalization of the Polya-Pisot theorem
H. Furutsu and N. Hirata-Kohno
J. Research Institute of Science and Technology, Nihon University, Mar. 2019, Refereed, Not invited
Lead

Kronecker Approximation Theorem employing Mathematica
Noriko Hirata-Kohno; Y. Ishii; Y. Kurimoto; S. Shimawaki; K. Suzuki; Y. Washio
RIMS Kokyuroku, Feb. 2019, Refereed, Invited
Lead

The Irrationality via Diophantine Approximation and Mathematica
Noriko Hirata-Kohno; Y. Ishii; Y. Kurimoto; K. Suzuki; Y. Washio; M. Zenyoji
RIMS Kokyuroku, Aug. 2018, Refereed, Invited
Lead

Schinzel’s theorem on a circle via GeoGebra
Y.Kurimoto,Y.Washio,S.Nakamura,K.Suzuki,Noriko Hirata-Kohno
66th JSEEja, Aug. 2018, Refereed, Not invited
Lead

Active instructions by Mathematica to study the concept of Coils
R. Ochiai; K. Suzuki and N. Hirata-Kohno
65th JSEEja, Aug. 2017, Refereed, Not invited

Active instructions by Mathematica to study the concept of complex numbers
H. Wachi; K. Suzuki and N. Hirata-Kohno
65th JSEEja, Aug. 2017, Refereed, Not invited

On the Nagell-Ljunggren equation
Noriko Hirata-Kohno; Tunde Kovacs-Coskun and Takafumi Miyazaki
RIMS Kokyuroku, Mar. 2017, Not refereed, Invited
Lead

Collaboration between high school and university based on Baumkuchen integral
本間暁博・加瀬慎之助・鈴木潔光・平田典子
64th JSEEja, Sep. 2016, Refereed, Not invited

Conditions of an Analytic Function to be a Polynomial via Diophantine Approximations
FURUTSU Hirotoshi; HIRATA-Kohno Noriko
J. Research Institute of Science and Technology, Nihon University, Jun. 2016, Refereed, Not invited
Lead

Practice in mathematics education via active instructions: an introduction of envelope by Mathematica
加瀬慎之助・鈴木潔光・善養寺未来・中村周平 ・本間暁博・山本啓史・平田典子
JSEE 工学教育 64巻, Mar. 2016, Refereed, Not invited

Application of dynamic instructions for learning complex plane
善養寺未来・鈴木潔光・平田典子
63th JSEEja, Sep. 2015, Refereed, Not invited

Application by Mathematica to study the concept of envelope
加瀬慎之助・鈴木潔光・平田典子
63th JSEEja, Sep. 2015, Refereed, Not invited

女子学生の理工系選択における高等学校の教科「数学」の寄与に関する考察
田中美佐・青柳美輝・平田典子
JSEE 工学教育62巻, Nov. 2014, Refereed, Not invited

Computing S-integral points on elliptic curves of rank at least 3
Noriko Hirata-Kohno and Tunde Kovacs
RIMS Kokyuroku, May 2014, Not refereed, Invited
Lead

An investigation on introductory learning by means of dynamic image in the course of Teaching method of mathematics
青柳美輝・山本修一・平田典子
日本大学理工学部一般教育教室彙報, Nov. 2013, Refereed, Not invited

Optimization for lattices and Diophantine approximations
M. Ito and Noriko Hirata-Kohno
Interdisciplinary Information Sciences, Sep. 2013, Refereed, Not invited

New visual instructions of mathematics related to the tiling
鷲尾勇介・鈴木潔光・平田典子
61th JSEEja, Aug. 2013, Refereed, Not invited

平面上の曲線と複素数の指導におけるMathematica の活用例
青柳美輝・山本修一・平田典子
RIMS Kokyuroku, Aug. 2013, Not refereed, Invited
Lead

Visual instructions of trigonometric ratio based on lattices and case study in mathematics education
鷲尾勇介・平田典子
JSEE, May 2013, Refereed, Not invited

Arithmetic properties of p-adic elliptic polylogarithms and irrationality
Noriko Hirata-Kohno
Oberwolfach report, Diophantische Approximationen (eds. Y. Bugeaud and Yu. V. Nesterenko), European Math. Soc., Dec. 2012, Not refereed, Invited
Lead

A note on linear independence of polylogarithms over the rationals
Noriko Hirata-Kohno; Hironori Okada
PROCEEDINGS OF THE JAPAN ACADEMY SERIES A-MATHEMATICAL SCIENCES, Nov. 2012, Refereed, Not invited

単位円上の有理数座標の点の幾何学的考察
鷲尾勇介・平田典子
数学教育学会誌臨時増刊号, Sep. 2012, Not refereed, Not invited
Lead

New visual instructions of trigonometric ratio related to irrational numbers: Properties of values of the sine function and vertex arrangement of regular polygons
鷲尾勇介・岡田裕紀・平田典子
60th JSEEja, Aug. 2012, Refereed, Not invited

Diophantine Approximations
Noriko Hirata-Kohno
Sugaku, Jul. 2012, Refereed, Invited
Lead

Arithmetic properties of p-adic elliptic logarithmic functions
Noriko Hirata-Kohno
Series on Number Theory and its Applications, Sep. 2011, Refereed, Invited
Lead

LINEAR FORMS IN TWO ELLIPTIC LOGARITHMS IN THE p-ADIC CASE
Noriko Hirata-Kohno; Rina Takada
KYUSHU JOURNAL OF MATHEMATICS, Sep. 2010, Refereed, Not invited

Practical instructions of trigonometric functions in the engineering course
宮臣有紀・鈴木潔光・平田典子
58th JSEEja, Aug. 2010, Refereed, Not invited

Unit equations having few solutions
Noriko Hirata-Kohno
RIMS Kokyuroku, Oct. 2009, Not refereed, Invited
Lead

円周率の無理数性の証明とその教育 II
林 誠,平田典子
日本大学理工学部一般教育彙報, Dec. 2008, Refereed, Not invited
Lead

Logarithmic Functions and Formal Groups of Elliptic Curves
S. David and Noriko Hirata-Kohno
Diophantine Equations, Tata Institute of Fundamental Research, Narosa, Feb. 2008, Refereed, Invited
Lead

Diophantine approximation of the values of hypergeometric function of Gauss
Noriko Hirata-Kohno; Marc Huttner
DIOPHANTINE ANALYSIS AND RELATED FIELDS - DARF 2007/2008, 2008, Not refereed, Invited

Almost integer-valued functions in characteristic p
D. Adam and Noriko Hirata-Kohno
Diophantische Approximationen, eds. Yu. V. Nesterenko and H. P. Schlickewei, European Math. Soc., Dec. 2007, Not refereed, Invited
Lead

円周率の無理数性の証明とその教育 I
林 誠,平田典子
イプシロン, 愛知教育大学数学教育学会誌, Dec. 2007, Refereed, Not invited
Lead

An extension of a theorem of Euler
Noriko Hirata-Kohno; Shanta Laishram; T. N. Shorey; R. Tijdeman
ACTA ARITHMETICA, 2007, Refereed, Not invited

Integer-valued and almost integer-valued functions
Noriko Hirata-Kohno
RIMS Kokyuroku, Dec. 2006, Not refereed, Invited
Lead

S-unit Equations and Integer Solutions to Exponential Diophantine Equations
Noriko Hirata-Kohno
RIMS Kokyuroku, Oct. 2006, Not refereed, Invited
Lead

Almost integer-valued functions in positive Characteristic
D. Adam and Noriko Hirata-Kohno
Diophantine Analysis and related Fields 2006, Seminar on Mathematical Sciences, Keio University, Jun. 2006, Not refereed, Invited
Lead

p-adic Diophantine Approximations on Tate curves and the abc-conjecture
Noriko Hirata-Kohno
RIMS Kokyuroku, Nov. 2005, Not refereed, Invited
Lead

Linear forms in p-adic elliptic logarithms
Noriko Hirata-Kohno
RIMS Kokyuroku, Nov. 2004, Not refereed, Invited
Lead

Diophantine approximation of values of Gauss' hypergeometric function
Noriko Hirata-Kohno and Marc Huttner
RIMS Kokyuroku, Dec. 2003, Not refereed, Invited
Lead

Wirsing System of Diophantine Inequalities
Noriko Hirata-Kohno
RIMS Kokyuroku, Nov. 2002, Not refereed, Invited
Lead

Wirsing systems and resultant inequalities
JH Evertse; Noriko Hirata-Kohno
NUMBER THEORY FOR THE MILLENNIUM I, 2002, Refereed, Invited

Recent progress on linear forms in elliptic logarithms
S David; Noriko Hirata-Kohno
PANORAMA IN NUMBER THEORY OR THE VIEW FROM BAKER'S GARDEN, 2002, Refereed, Invited

Linear Forms in Logarithms on Elliptic Curves
Noriko Hirata-Kohno
RIMS Kokyuroku, Dec. 2001, Not refereed, Invited
Lead

Finiteness and Infiniteness of the Solutions to a System of Diophantine Inequalities
Noriko Hirata-Kohno
RIMS Kokyuroku, Nov. 2001, Not refereed, Invited
Lead

On Unit Equations
Noriko Hirata-Kohno
RIMS Kokyuroku, 1999, Not refereed, Invited
Lead

Integer Solutions of Resultant Inequalities
Noriko Hirata-Kohno
RIMS Kokyuroku, 1999, Not refereed, Invited
Lead

Integral Points and Schmidt Subspace Theorem
Noriko Hirata-Kohno
RIMS Kokyuroku, 1998, Not refereed, Invited
Lead

On Wirsing's Approximations
Noriko Hirata-Kohno
RIMS Kokyuroku, 1998, Not refereed, Invited
Lead

Transcendence method for algebraicity
Noriko Hirata-Kohno
The Proceedings of the 41th Algebra Symposium, Dec. 1996, Not refereed, Invited
Lead

Diophantine approximation on elliptic curves
Noriko Hirata-Kohno
RIMS Kokyuroku, 1996, Not refereed, Invited
Lead

An application of quantitative subspace theorem
Noriko Hirata-Kohno
RIMS Kokyuroku, 1994, Not refereed, Invited
Lead

Une relation eutre les poins eutiers sur une courbe algebrique et les points rationnels de la jacobienne
Noriko Hirata-Kohno
Advances in Number Theory, Oxford UP, Oct. 1993, Refereed, Invited
Lead

Les points entiers sur une courbe algebrique ayant la jacobienne simple
Noriko Hirata-Kohno
Analytic number theory and related topics, World Scientific, May 1993, Refereed, Invited
Lead

Integer points on algebraic curves
Noriko Hirata-Kohno
RIMS Kokyuroku, 1993, Not refereed, Invited
Lead

AN EFFECTIVE LOWER BOUND FOR LINEAR-FORMS IN LOGARITHMS ON ALGEBRAIC-GROUPS
Noriko Hirata-Kohno
COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE, Dec. 1990, Refereed, Not invited

Mesures de trauscendance pour les quotients de periodes d´integrales elliptiques
Noriko Hirata-Kohno
Acta Arithmetica, Dec. 1990, Refereed, Not invited
Lead

Diophantine approximations for periods of exponential and elliptic functions
Noriko Hirata-Kohno
Proceedings of the Japan Academy, Dec. 1990, Refereed, Not invited
Lead

Minorations effectives de formes lineaires de logarithmes sur les groupes algebriques
Noriko Hirata-Kohno
Comptes Rendus de l'Académie des sciences, Oct. 1990, Refereed, Not invited
Lead

Formes lineaires d´integrales ellintiques
Noriko Hirata-Kohno
Progress in Mathematics, Birkhauser, May 1990, Refereed, Not invited
Lead

Approximation de periodes de fonctions meromorphes
Noriko Hirata-Kohno
Number Theory (ed. J.-M. De Koninck and C. Levesque), de Gruyter, Dec. 1989, Refereed, Invited
Lead

Approximation diophantienne de valeurs et de periodes de fonctions complexes
Noriko Hirata-Kohno
University of Paris 6, Feb. 1989, Refereed, Not invited
Lead

Linear forms in logarithms
Noriko Hirata-Kohno
RIMS Kokyuroku, 1989, Not refereed, Invited
Lead

Approximation de periodes de forctions meromorphes
Noriko Hirata-Kohno
Publications Math. Univ. Pierre et Marie Curie, Dec. 1987, Not refereed, Invited
Lead

有理関数の周期の代数的独立性及び超越性について
Noriko Hirata-Kohno
RIMS Kokyuroku, 1987, Not refereed, Invited
Lead

A quantitative version of the Schneider-Lang theorem
Noriko Hirata-Kohno
RIMS Kokyuroku, Oct. 1986, Not refereed, Invited
Lead

平面図形における最短経路とGeoGebraの活用事例
杉本和希; 大村侑義; 川口桃花; 室井龍二; 鷲尾勇介; 鷲尾夕紀子; 谷部貴一; 利根川聡; 古津博俊; 平田典子
城西大学数学科数学教育紀要, Feb. 2023, Refereed, Invited
Corresponding

等脚台形の最短経路をiPadで示す動的教材の提案 －GeoGebra動的教材による幾何学教育実践
大村 侑義; 鷲尾 勇介; 鷲尾 夕紀子; 古津 博俊; 平田 典子
70h JSEEja, 2022, 09 Sep. 2022, Refereed, Not invited
Corresponding

数学科教育法におけるICTを活用した整数論の動画教材および教育効果の創出
M.Aoyagi,Y.Ishii,N.Ohkubo,K.Kurishima,Y.Kurimoto,K.Suzuki,Noriko Hirata-Kohno,K.Fujita,H.Furutsu,Y.Washio
日本大学理工学部一般教育彙報, 01 Nov. 2019, Refereed, Not invited
Lead

Overcoming Unconscious Bias in STEM
Megumi Sato; Noriko Hirata-Kohno; Yukiko Ishii; Kiyomitsu Suzuki; Hidetsugu Sakai; Hisako Ohtsubo
Transaction of Nihon University School of Dentistry, 2018, Refereed, Not invited

$p$-adic logarithmic functions and applications (Analytic number theory and related topics)
Hirata-Kohno Noriko
RIMS Kokyuroku, Aug. 2010

整数論サマースクール報告集 Diophantine Equations
Noriko Hirata-Kohno
https://www.ma.noda.tus.ac.jp/u/ha/SS2006/, Dec. 2006, Not refereed, Invited
Lead

Finiteness and Infiniteness of the Solutions to a System of Diophantine Inequalitites : A survey of a joint work with J.-H. Evertse (Algebraic number theory and related topics)
Hirata-Kohno Noriko
RIMS Kokyuroku, Apr. 2001

On Wirsing's Approximation (Number Theory and its Applications)
Hirata-Kohno Noriko
RIMS Kokyuroku, Aug. 1998

ラマヌジャンと円周率近似公式
平田典子, Single work
数理科学, Aug. 2020

朝倉 数学辞典
Joint work, ディオファントス方程式
朝倉書店, Jun. 2016, Not refereed
9784254111255

プリンストン数学大全
共同監訳者; 砂田利一; 石井仁司; 二木昭人; 森真; 共訳者; 伊藤隆一; 岡田聡一; 金川秀也; 久我健一; 小林正典; 志賀弘典; 志村立矢; 高松敦子; 田中一之; 徳重典英; 長谷川浩司; 細矢治夫; 松本健吾; 松本敏子; 水谷正大; 三宅克哉; 宮本雅彦; 山田道夫; 山内藤子; 吉荒 聡; 吉原健一; 渡辺 治; 渡辺敬一, Joint editor, 監訳編集委員・分担翻訳, 共同監訳者:砂田利一・石井仁司・二木昭人・森真, 共訳者:伊藤隆一,岡田聡一,金川秀也,久我健一,小林正典,志賀弘典,志村立矢,高松敦子,田中一之,徳重典英,長谷川浩司,細矢治夫,松本健吾,松本敏子,水谷正大,三宅克哉,宮本雅彦,山田道夫,山内藤子,吉荒 聡,吉原健一,渡辺 治,渡辺敬一
朝倉書店, Dec. 2015, Not refereed
9784254111439

数学の道しるべ「研究者の道とは何か」
数理科学編集部編, Contributor, 12章, 数理科学編集部編
サイエンス社, Apr. 2011, Not refereed

岩波 数学辞典
日本数学会編, Joint work, 第４版 超越数・ディオファントス近似, 日本数学会編
岩波書店, Mar. 2007, Not refereed

★Diophantine method in the O-minimality
Noriko Hirata-Kohno
69th Algebra Symposium, Aug. 2024, Invited

★Number of solutions of S-unit equation in two variables
Noriko Hirata-Kohno
Online Number Theory Seminar, University of Debrecen, Jun. 2024, Invited

★Diophantine Approximations and O-minimality
Noriko Hirata-Kohno
DARF 2024, Mar. 2024, Invited

★Effective method and applications in Diophantine problems
Noriko Hirata-Kohno
Analytic Number Theory and Related Topics, Oct. 2023, Not invited

★The number of the solutions to unit equations by Padé approximation
Noriko Hirata-Kohno (Joint work with M. Kawashima, A. Poels and Yukiko Washio)
Leuca 2022, Italy, May 2022, Leuca 2022 organizing committee, Invited

★Pade approximation for hypergeometric functions and S-unit equations
Noriko Hirata-Kohno (Joint work with Sinnou David and Makoto Kawashima)
Oberwolfach Workshop Diophantische Approximationen, Apr. 2022, Mathematisches Forschungsinstitut Oberwolfach, Invited

★Linear independence criterion for values of hypergeometric functions
Noriko Hirata-Kohno (Joint work with Sinnou David and Makoto Kawashima)
Moscow, Days of Transcendence, Feb. 2022, Moscow State University, Invited

★On linear independence of special values of polylogarithms
S. David, M. Kawashima and N. Hirata-Kohno
2020-2021 Fields Number Theory Seminar, Sep. 2020, Fields Institutes, Invited

★Linear forms in logarithms: contribution by Fel’dman and the linear independence of polylogarithms
N. Hirata-Kohno; Sinnou David and Makoto Kawashima
Transcendence and Diophantine Problems (Moscow, MIPT), Jun. 2019, Moscow MIPT and University of Moscow, Invited

★Linear forms in logarithms via Pad e approximations and their applications
Noriko Hirata-Kohno and Makoto Kawashima
Diophantine Approximation and Transcendence (CIRM, Luminy, France), Sep. 2018, CIRM (Centre International de Recherches Mathematiques), Luminy, Invited

★A lower bound of the linear forms in logarithms of algebraic numbers via Pade approximation
M. Kawashima and N. Hirata
Effective Methods for Diophantine Problems, Jun. 2018, Lorentz Center, Leiden University, The Netherlands, Invited

★New Pade approximation related to a series with periodic coefficients
Noriko Hirata-Kohno
Diophantine Approximation and Algebraic Curves (BIRS, Banff, Canada), Jul. 2017, BIRS, Banff International Research Station 17w5045, Canada, Invited

★Diophantine approximation
N. Hirata-Kohno
Diophantine approximation, MFO workshop, Germany, Sep. 2016, MFO, Invited

★Pade approximation and the irrationality of polylogarithms
N. Hirata-Kohno
Leuca 2016 conference (celebrating Michel Waldschmidt's 70th birthday, Leuca, Italy), Jun. 2016, Leuca 2016 Scientific Committee, Invited

Zeroes of Degenerate LRS]{Zeroes of Recurrence Sequence and Visualization by Mathematica
木村桂馬; 一瀬陽雲; 田村響紀; 鷲尾勇介; 佐々木秀馬; 鷲尾夕紀子; 鈴木潔光; 利根川 聡; 古津博俊; 平田典子
京都大学数理解析研究所 共同研究（公開型）数学ソフトウェアとその効果的教育利用に関する研究, Aug. 2024, Invited

Facilitator
Noriko Hirata-Kohno
JSPS男女共同参画推進シンポジウム 「学術の未来と『無意識のバイアス』―『男女共同参画』を科学的根拠に基づいて議論する」, Dec. 2023, Invited

Visualized rational approximation of binomial roots by recurrence sequences
Ryuji Muroi; Yusuke Washio; Yukiko Washio; Kiyomitsu Suzuki; Satoshi Tonegawa; N. Hirata-Kohno
RIMS, Study of mathematical software and its effective use for mathematics education, Aug. 2023, Invited

円錐曲線に関するGeoGebra 教材及びオンライン課題の実践例
室井龍二; 杉本和希; 鷲尾勇介; 鷲尾夕紀子; 谷部貴一; 鈴木潔光; 平田典子
オンラインを利用した数学教育の現状とこれから, 城西大学（招待講演）, Mar. 2023, Invited

Chair person
N. Hirata-Kohno
MathSocJapan, Sep. 2022, MathSocJapan, Invited

Visual Pade Approximation for the Riemann zeta values at odd integers
杉本和希・室井龍二・山崎敬太・鷲尾勇介・川島誠・鷲尾夕紀子・鈴木潔光・利根川聡・平田典子
RIMS, workshop, Kyoto University, Aug. 2022, Kyoto University, Invited

Unit equations relying on Pade approximation
Noriko Hirata-Kohno and Yukiko Washio
Win J 2022(vol. 15, pp. 72--80), Jun. 2022, Win J, Invited

Palindromic continued fractions visualized
平田典子,利根川聡,川島誠,鷲尾夕紀子,西林大樹,杉本和希,室井龍二
数学教育セミナー：Texによる教材作成, Mar. 2022, 数学教育セミナー組織委員会, Invited

Diophantine approximations related to Paperfolding sequence visualized by Mathematica
H. Nishibayashi; K. Sugimoto; M. Kawashima; K. Suzuki; S. Tonegawa; Yukiko Washio; N. Hirata-Kohno and Yusuke Washio
Rims, Kyoto University, Aug. 2021, Kyoto University, Invited

無理数と有理数の見分け方と未解決問題 〜こんな数が無理数かどうかも知られていない〜
平田典子
お茶の水女子大学 夏期数学セミナー, Jul. 2021, お茶の水女子大学, Invited

The number of the solutions to S-unit equation
Yukiko Washio and Noriko Hirata-Kohno
WinJ 2021, Jun. 2021, WinJ 2021, Invited

How do we know the irrationality?
Noriko Hirata-Kohno
Math. Soc. Japan, Women in Mathematics, May 2021, Math. Soc. Japan, Invited

Shortest path problem by GeoGebra
H.Nishibayashi; H. Furutsu; Y. Washio and N. Hirata-Kohno
Workshop on Instructions by Tex, Mar. 2021, Workshop on Instructions by Tex, Invited

Visual approximation of continued fraction
K. Sugimoto; M. Kawashima; S. Tonegawa; Y. Washio and N. Hirata-Kohno
Workshop on Instructions by Tex, Mar. 2021, Workshop on Instructions by Tex, Invited

Linear Forms in Polylogarithms
Sinnou David; Noriko Hirata-Kohno and Makoto Kawashima
Japan Europe Number Theory Exchange Seminar, Feb. 2021, Japan Europe Number Theory Exchange Seminar, Invited

Lerch関数の値の線形独立性について
Makoto Kawashima; Sinnou David and Noriko Hirata-Kohno
筑波大学代数学特別セミナー, Dec. 2020, 筑波大学代数学特別セミナー, Invited

Identities for pi discovered by S. Ramanujan and visualization via Mathematica
栗島昂大,鈴木雄大,西林大樹,鈴木潔光,利根川聡,平田典子,鷲尾夕紀子,鷲尾勇介
RIMS workshop, Kyoto University, Nov. 2020, 京都大学数理解析研究所, Invited

Algebraic approach towards analytic methods for the irrationality
Makoto Kawashima; Sinnou David and Noriko Hirata-Kohno
Analytic Number Theory and Related Topics (RIMS Workshop, Kyoto University), Nov. 2020, RIMS, Kyoto University, Invited

異なるシフトをもつ Lerch 関数の特殊値の線型独立性について
川島誠,Sinnou David; 平田典子
津田塾大学整数論ワークショップ  2020, Nov. 2020, 津田塾大学, Invited

Recent Progress toward Polylogarithm Conjecture
Sinnou David; Noriko Hirata-Kohno; Makoto Kawashima
Algebraic Number Theory and Related Topics, (RIMS Workshop, Kyoto University), Dec. 2019, RIMS, Kyoto University, Invited

Linear independence of values of polylogarithm functions
N. Hirata-Kohno; S. David and M. Kawashima
Analytic Number Theory and Related Topics (RIMS Workshop, Kyoto University), Oct. 2019, RIMS, Kyoto University, Invited

Visibility problem via Minkowski convex body theorem and Mathematica
栗島昴大・鈴木雄大・栗本裕太・石井夕紀子・鈴木潔光・鷲尾勇介・平田典子
RIMS Workshop, Kyoto University, Aug. 2019, RIMS, Kyoto University, Invited

Chairperson
N. Hirata-Kohno
Transcendence and Diophantine Problems (Moscow MIPT and University of Moscow), Jun. 2019, Moscow MIPT and University of Moscow, Invited

On the unit equations: historical survey with open problems
Noriko Hirata-Kohno
WINJ Number theory, May 2019, WINJ, Invited

Geometrical instructions employing GeoGebra on iPad and developments
H. Furutsu; Y. Ishii and N. Hirata-Kohno
Workshop on Instructions by Tex, Mar. 2019, Invited

A key exchange protocol by means of polynomial maps
中村周平・伊藤勝・秋山浩一郎・平田典子
数学・数理科学専攻若手研究者のための異分野・異業種研究交流会2018, Nov. 2018, MathSocJapan, Not invited

Chairperson
Noriko Hirata-Kohno
MathSocJapan, Sep. 2018, 日本数学会, Invited

Chairperson
Noriko Hirata-Kohno
Diophantine Approximation and Transcendence CIRM, Luminy, Sep. 2018, CIRM (Centre International de Recherches Mathematiques), Luminy, Invited

An HFE-based variant of a key exchange protocol employing mulitivariate polynomial maps
Shuhei Nakamura; Masaru Ito; Koichiro Akiyama; Noriko Hirata-Kohno
JSIAM Annual meeting, Sep. 2018, JSIAM, Not invited

Kronecker Approximation Theorem employing Mathematica
N. Hirata-Kohno; Y. Ishii; Y. Kurimoto; S. Shimawaki; K. Suzuki; Y. Washio
Workshop RIMS, Kyoto University, Aug. 2018, RIMS, Kyoto University, Invited

Linear independence of special values of logarithms revisited
M. Kawashima and N. Hirata-Kohno
Diophantine Analysis and Related Fields 2018, Mar. 2018, Diophantine Analysis and Related Fields 2018, Invited

Chairperson
Analytic Number Theory and Related Area
Analytic Number Theory and Related Area, Oct. 2017, RIMS, Kyoto University, Invited

Analytic Number Theory and Related Areas
Noriko Hirata-Kohno
RIMS Workshop, Oct. 2017, RIMS, Kyoto University, Invited

Chairperson
Noriko Hirata-Kohno
MathSocJapan, Sep. 2017, 日本数学会, Invited

A wild polynomial automorphism in positive characteristic and a key exchange protocol
S. Nakamura; M. Ito; K. Akiyama; N. Hirata-Kohno
JSIAM Annual meeting, Sep. 2017, JSIAM, Not invited

A wild polynomial automorphism in positive characteristic anda key exchange protocol
S. Nakamura; M. Ito; K. Akiyama; N. Hirata-Kohno
JSIAM Annual meeting, Sep. 2017, JSIAM, Not invited

The Irrationality via Diophantine Approximation and Mathematica
Noriko Hirata-Kohno; Yusuke Washio; Y. Ishii; Y. Kurimoto; K. Suzuki; M. Zenyoji
RIMS Workshop, Aug. 2017, RIMS, Kyoto University, Invited

A key exchange protocol via polynomial automorphisms related to Jacobian conjecture
M. Ito; S. Nakamura; K. Akiyama and N. Hirata-Kohno
JSIAM, Algorithmic Number Theory and Its Applications, Mar. 2017, JSIAM, Not invited

A Key Exchange Protocol using Polynomial Map
Koichiro Akiyama and Noriko Hirata-Kohno
2017 Symposium on Cryptography and Information Security, Naha, Jan. 2017, 電子情報通信学会 情報セキュリティ研究専門委員会, Not invited

７大学教育コンソーシアムの創設を目指して
Noriko Hirata-Kohno
数学教育学会2015年度春季年会, Mar. 2015, 数学教育学会, Invited

多重対数関数：ディオファントス近似の視点から
Noriko Hirata-Kohno
中央大学理工学部数学科談話会, Dec. 2014, 中央大学理工学部数学科, Invited

New Diophantine criterion of polylogarithms over an algebraic number field
Noriko Hirata-Kohno
RIMS Workshop, Dec. 2014, RIMS, Kyoto University, Invited

Linear independence criterion for polylogarithms in the complex and in the p-adic cases
N. Hirata-Kohno
Approximations Diophantiennes et Nombres Transcendants, CIRM, Lunimy, France, Sep. 2014, CIRM, Centre Internatinal de Rencontres Mathematiques, Luminy, France, Invited

Diophantine method in determining problem of lattice points
M. Ito and N. Hirata-Kohno
JANT, JSIAM, Sep. 2014, JSIAM, Not invited

A new cryptosystem based on Diophantine equations
Noriko Hirata-Kohno (with T. Kovacs)
JANT, JSIAM, Mar. 2014, Japan Algorithmic Number Theory (JANT), Not invited

Polylogarithms from the viewpoint of Hermite-Pade approximation
Noriko Hirata-Kohno
East Asia Number Theory Conference, Jan. 2014, Kyushu University, Invited

Diophantine approximations related to polylogarithms
Noriko HIRATA-Kohno
RIMS Workshop, Nov. 2013, RIMS, Kyoto University, Invited

平面上の曲線と複素数の指導におけるMathematicaの活用
青柳美輝・平田典子・山本修一
RIMS workshop, Aug. 2013, Not invited

数学ソフトウェアとその効果的教育利用に関する研究
青柳美輝・平田典子・山本修一
RIMS workshop, Aug. 2013, Not invited

On a key exchange protocol based on Diophantine equations
Attila Peth\H{o}
Central European Conference on Cryptology 2013, Telc, Czech Republic, Jun. 2013, Central European Conference on Cryptology, Not invited

Sur l'irrationalite de polylogarithmes
Seminaire Arithmetique et geometrie algebrique, University of Strasbourg, France, Mar. 2013, Institute of Mathematics, University of Strasbourg, France, Not invited

L'irrationalite de polylogarithmes
Problemes Diophantiens, University of Paris 6, France, Mar. 2013, Institute of Mathematics, University of Paris 6, France, Not invited

On the irrationality of polylogarithms
Seminaire de theorie des nombres, University of Caen, France, Feb. 2013, Institute of Mathematics, University of Caen, France, Not invited

Polylogarithms revisited from the viewpoint of the irrationality
RIMS workshop (organized by Prof. Shiho), Dec. 2012, RIMS, Kyoto University, Not invited

方眼紙で考える分数のはなし
平田 典子
日本数学会藤岡市おもしろ数学教室, Oct. 2012, 日本数学会・藤岡市教育委員会, Invited

Pade approximations of polylogarithms
Graduate School of Mathematics, Tohoku University, Oct. 2012, Graduate School of Mathematics, Tohoku University, Not invited

Polylogarithms revisited from the viewpoint of the irrationality
Komaba monthly seminar, University of Tokyo, Jul. 2012, Komaba monthly seminar, Not invited

Arithmetic properties of elliptic polylogarithms
Graduate School of Math., Osaka University, May 2012, Graduate School of Math., Osaka University, Not invited

Arithmetic properties of p-adic elliptic polylogarithms and irrationality
Oberwolfach MFO, Diophantische Approximationen Workshop, Germany, Apr. 2012, Oberwolfach MFO, Germany, Not invited

Arithmetic properties of p-adic elliptic of polylogarithmic functions
Diophantine Analysis and Related Fields 2012, Niigata University, Jan. 2012, Not invited

p進楕円対数一次形式
小林 一善(長野日大高等学校)
日本数学会秋季総合分科会, Oct. 2011, 日本数学会, Not invited

p-adic elliptic logarithms and polylogarithms
Sendai Symposium, Aug. 2011, Graduate School of Information Sciences, Tohoku University, Not invited

On Diophantine approximations
Sendai Symposium, Aug. 2011, Graduate School of Information Sciences, Tohoku University, Not invited

The abc conjecture and Diophantine problems
The 8th KWMS International Conference (June 20-21, 2011), Korean Institute for Advanced Study, Korea, Jun. 2011, Korean Institute for Advanced Study, Not invited

Recent results on unit equations and subspace theorem
Analytic Number Theory 2010 (October 4-8) , RIMS, Kyoto University, Oct. 2010, Analytic Number Theory 2010 (October 4-8) , RIMS, Kyoto University, Not invited

Introduction to Diophantine approximations
Analytic Number Theory 2010 (October 4-8) , RIMS, Kyoto University, Oct. 2010, Analytic Number Theory 2010 (October 4-8) , RIMS, Kyoto University, Not invited

Unit equations having few solutions
Approximations diophantiennes, CIRM, Luminy, France, Sep. 2010, Approximations diophantiennes, CIRM, Luminy, France, Not invited

Iwasawa p-adic logarithmic function and applications
Diophantine Approximation and Analytic Number Theory, Banff, Canada, Jun. 2010, The Banff International Research Station, Canada, Not invited

p-adic logarithmic functions and applications
Analytic Number Theory and Related Topics, RIMS, Kyoto University, Oct. 2009, RIMS, Kyoto University, Not invited

exceptional classes of unit equations
Geometry and Analysis of Automorphic Forms of Several Variables, Universty of Tokyo, Sep. 2009, Geometry and Analysis of Automorphic Forms of Several Variables, Universty of Tokyo, Not invited

p-adic aspects in Diophantine approximations
Rencontre differentio-diophantienne, Institut Henri Poincare, Paris, France, Mar. 2009, Rencontre differentio-diophantienne, Institut Henri Poincare, Paris, France, Not invited

Linear forms in 3 p-adic elliptic logarithms
Rina TAKADA
Diophantine Analysis and Related Fields 2009, Nihon University, Mar. 2009, Not invited

Unit equations having few solutions
Workshop on Arithmetic Geometry: Diophantine approximation and Arakelov theory, Fields Institute, Canada, Oct. 2008, Fields Institute, Canada, Not invited

Unit equations having few solutions
Hayama Symposium on Complex Analysis in Several Variables, Hayama, Jul. 2008, Hayama Symposium on Complex Analysis in Several Variables, Hayama, Not invited

Linear forms in 3 elliptic logarithms
Rina Takada
Diophantine Analysis and Related Fields 2008, Doshisha, Kyoto, Mar. 2008, Not invited

Unit equations having few solutions
Analytic Number Theory and Related Topics, RIMS, Kyoto University, Oct. 2007, Analytic Number Theory and Related Topics, RIMS Workshop, Kyoto, Not invited

ディオファントス問題（日本数学会 企画特別講演）
日本数学会秋季総合分科会, Sep. 2007, 日本数学会, Not invited

The number of the solutions to Unit equations
Workshop on Holomorphic Mappings, Kobayashi Hyperbolicity and Diophantine Approximation, University of Tokyo, Jul. 2007, Workshop on Holomorphic Mappings, Kobayashi Hyperbolicity and Diophantine Approximation, University of Tokyo, Not invited

Almost Integer-valued functions in characteristic p
David Adam
Oberwolfach MFO, Diophantine Approximation Workshop, Germany, Apr. 2007, Oberwolfach MFO, Diophantine Approximation Workshop, Germany, Not invited

Exponential Diophantine equations and linear forms in p-adic logarithms
David Adam
Diophantine Analysis and related Fields 2007, Mathematical Sciences, Keio University, Mar. 2007, Diophantine Analysis and related Fields 2007, Mathematical Sciences, Keio University, Not invited

Unit equations and Integer points on algebraic curve
Analytic number theory, RIMS, Kyoto University, Oct. 2006, RIMS Workshop, Not invited

Number of the solutions to unit equation
Approximation diophantienne et nombres transcendants, CIRM, France, Sep. 2006, CIRM, Luminy (September 4-8, 2006), France, Not invited

Number of the solutions to Exponenntial Diophantine equations
Diophantine Problems, BIRS, Canada, May 2006, BIRS, Banff Center, Canada, Not invited

Number of the solutions to unit equation in two variables
Diophantine approximation and Heights, ESI (the Erwin Schrödinger International Institute for Mathematical Physics), Vienna, Austria, Mar. 2006, ESI, Vienna, Austria, Not invited

Exponential Diophantine Equations
Diophantine Equations, Tata Institute of Fundamental Research, India, Dec. 2005, Tata Institute of Fundamental Research, India, Not invited

Exponential Diophantine Equations via S-unit equation
Conference in honor of Prof. Morita's 60's birthday, Tohoku University, Nov. 2005, Tohoku University, Not invited

p-adic Eisenstein series and Lang-Schneider theorem
Number Theory and Beyond, Kinki University, Osaka, Oct. 2005, Kinki University, Not invited

Diophantine approximation and Lattice of the integers from the view point of Geometry of Numbers
Algebraic Combinatorics and applications, RIMS, Kyoto university, Oct. 2005, Algebraic Combinatorics and applications, RIMS, Kyoto university, Not invited

Diophantine approximation on Tate curves
Workshop on Diophantine Problems over Function Fields, Hayama, Aug. 2005, Workshop on Diophantine Problems over Function Fields, Not invited

Diophantine Approximations to p-adic logarithms
Values of zeta functions and rational approximations, University of Tokyo, Feb. 2005, University of Tokyo, Not invited

Linear forms in logarithms: variable change of Chudnovsky
Theorie des nombres, University of Grenoble, France, Jan. 2005, Theorie des nombres, University of Grenoble, Groupe de travail, Grenoble, France, Not invited

Exponential diophantine equations
Groupe de travail, University of Paris 6, France, Jan. 2005, Groupe de travail, University of Paris 6, France, Not invited

p-adic Diophantine geometry on Tate elliptic curves and the abc conjecture
Algebraic number theory and Related topics, RIMS, Kyoto university, Dec. 2004, RIMS, Kyoto university, Not invited

S-unit equations and integer solutions to exponential Diophantine equations
Analytic number theory and Surrounding areas, RIMS, Kyoto university, Oct. 2004, RIMS, Kyoto University, Not invited

p-adic elliptic logarithms of Luts-Weil and of Tate
Diophantine Approximation, Waterloo, Canada, Jun. 2004, University of Waterloo, Canada, Not invited

Diophantine approximations and the abc conjecture
Number Theory, Tsuda College, Dec. 2003, Tsuda College, Not invited

Linear forms in p-adic elliptic logarithms
Analytic number theory, RIMS, Kyoto University, Sep. 2003, RIMS, Kyoto University, Not invited

Linear forms in p-adic elliptic logarithms
Diophantine Approximations, Leiden, the Netherlands, Jul. 2003, Diophantine Approximations, Leiden, the Netherlands, Not invited

Arithmetical Properties of Gauss Hypergeometric Function
Number Theory, University of Debrecen, Hungary, Jul. 2003, Number Theory, University of Debrecen, Hungary, Not invited

Diophantine Problems: Recent progress and Open problems
Value Distributions, University of Tokyo, Jul. 2003, Value Distributions, University of Tokyo, Not invited

Linear forms in p-adic elliptic logarithms
Theorie des nombres, University of Paris 6, France, May 2003, Theorie des nombres, University of Paris 6, Groupes de Travail, France, Not invited

Linear Forms in Logarithms
Groupe de travail, University of Grenoble, France, May 2003, Groupe de travail, Seminaire d'arithmetique, University of Grenoble, Not invited

Diophantine Approximation of values of Gauss hypergeometric function
Number Theory, University of Lille 1, France, May 2003, Number Theory, University of Lille 1, France, Not invited

Diophantine Approximations of Values of Gauss' hypergeometric function
Diophantine Problems and Analytic Number Theory, RIMS, Kyoto University, Oct. 2002, RIMS, Kyoto University, Not invited

Chairperson
Noriko Hirata-Kohno
MathSocJapan, Sep. 2002, 日本数学会, Invited

On certain diophantine equations
Approximations diophantiennes, CIRM, France, May 2002, CIRM, France, Not invited

Wirsing systems and resultant inequalities
Journees Arithmetique et Transcendance, University of St Etienne, France, Dec. 2001, University of St Etienne, France, Not invited

Diophantine Inequalities and Gap principle
New Aspects of Analytic Number Theory, RIMS, Kyoto University, Nov. 2001, RIMS, Kyoto University, Not invited

On Wirsing systems
Diophantine Problems, University of Lille 1, France, Jun. 2001, Diophantine Problems, University of Lille 1, France, Not invited

On Wirsing system
Number Theory, University of Colorado, Boulder, USA, Mar. 2001, Number Theory, University of Colorado, Boulder, USA, Not invited

Infiniteness and finiteness of the solutions to Diophantine systems
Analytic number theory and Related topics, RIMS, Kyoto University, Dec. 2000, Analytic number theory and Related topics, RIMS, Kyoto University, Not invited

Linear forms in logarithms on Elliptic curves
Analytic Number Theory Workshop, RIMS, Kyoto University, Oct. 2000, Analytic Number Theory Workshop, RIMS, Kyoto University, Not invited

Diophantine Inequalities:finiteness and infiteness of the solutions
Number Theory, Tsuda College, Sep. 2000, Tsuda College, Not invited

Linear forms in elliptic logarithms
Diophantine Approximations, Cetoraro, Italy, Jun. 2000, Diophantine Approximations, Cetoraro, Math Soc of Italy, Not invited

Sur la finitude des solutions de degre borne d'un systeme d' inegalites de type de Wirsing
Number Theory, University of Lille I, France, Feb. 2000, University of Lille I, France, Not invited

Formes Lineaires de Logarithmes Elliptiques
Number Theory, University of Caen, France, Dec. 1999, Number Theory, University of Caen, France, Not invited

Changement de variable de Chudnovsky et applications
Number theory, University of Paris, France, Dec. 1999, University of Paris, France, Not invited

Linear Formes in Elliptic Curves, Number Theory
Number theory, University of Cambridge, England, Nov. 1999, Number theory, University of Cambridge, England, Not invited

Formes Lineaires de Logarithmes Elliptiques
Journees Arithmetique et Transcendance, University of Strasbourg, France, Nov. 1999, Journees Arithmetique et Transcendance, University of Strasbourg, France, Not invited

Linear Formes in Elliptic Logarithms
Intercity Seminar, University of Leiden, the Netherlands, May 1999, Intercity Seminar, University of Leiden, the Netherlands, Not invited

Baker Method on Elliptic Curves one Refinements
Academy of Sciences, Taiwan, Apr. 1999, Academy of Sciences, Taiwan, Not invited

Baker Theory on Elliptic Curves
Centre Emile Borel, IHP, Paris, France, Feb. 1999, Centre Emile Borel, IHP, Paris, France, Not invited

Recent Development os S-Unit Equations by Evertse-Schlickewei-Schmidt
Analytic Number Theory Workshop, RIMS, Kyoto University, Nov. 1998, Analytic Number Theory Workshop, RIMS, Kyoto University, Not invited

Integer Solutions of Diophantine Inequalities
Algebraic Number Theory and Related Topics, RIMS, Kyoto University, Oct. 1998, Algebraic Number Theory and Related Topics, RIMS, Kyoto University, Not invited

A System of Diophantine Inequalities
Diophantine Approximations, CIRM, France, May 1998, Diophantine Approximations, CIRM, France, Not invited

On Wirsing's approximation
Number Theory and its Applications (November 10-14) , RIMS, Kyoto University, Nov. 1997, Number Theory and its Applications (November 10-14) , RIMS, Kyoto University, Not invited

Transcendence method for algebraicity
Noriko Hirata-Kohno
The 41th Algebra Symposium, Jul. 1996, Invited

Transcendence measures of quasi-periods
Analytic Number Theory, RIMS, Kyoto University (May 20-24), May 1996, Analytic Number Theory, RIMS, Kyoto University (May 20-24), Not invited

Diophantine Inequalities
Analytic Number Theory 1996, Taniguchi symposium, Kansai Seminar House, Kyoto (May 12-18), May 1996, Taniguchi symposium, Not invited

Integer points in the projective space off hyperplanes in general positions
Number Theory, Math. Institute, University of Basel, Switzerland, Jan. 1996, Number Theory, Math. Institute, University of Basel, Switzerland, Not invited

Linear forms in abelian integrals
Number Theory, Math. Institute, University of Basel, Switzerland, Jun. 1995, Number Theory, Math. Institute, University of Basel, Switzerland, Not invited

Transcendence measure of linear combination of abelian integrals
Workshop, ETH, Zurich, Switzerland, Jun. 1993, Workshop, ETH, Zurich, Switzerland, Not invited

Application of quantitative subspace theorem
Oberwolfach MFO, Diophantine Approximation Workshop, Germany, May 1993, Oberwolfach MFO, Diophantine Approximation Workshop, Germany, Not invited

Linear forms in logarithms and applications
Transcendence Theory, MSRI Workshop 1993, USA, Mar. 1993, MSRI, Berkeley, USA, Not invited

ディオファントス近似と代数曲線の整数点
日本数学会年会代数学分科会特別講演, Mar. 1992, 日本数学会, Invited

Points entiers sur les courbes algebriques de genres \geq 1
Canadian Number Theory Association, Aug. 1991, Canadian Number Theory Association, Queen's University (August 18-24, 1991), Canada, Not invited

Transcendence measure of a quotient of periods of elliptic function
Oberwolfach MFO, Diophantine Approximation Workshop, Germany, Oct. 1989, Oberwolfach MFO, Diophantine Approximation Workshop, Germany, Not invited

Linear forms in logarithms
Analytic Number Theory and Recent Progress (June 19-22) , RIMS, Kyoto University, Jun. 1989, Analytic Number Theory and Recent Progress (June 19-22) , RIMS, Kyoto University, Not invited

Transcendence measure of elliptic integrals
Harmonic Analysis (June 29-July 1) , RIMS, Kyoto University, Jun. 1987, Harmonic Analysis (June 29-July 1) , RIMS, Kyoto University, Not invited

Quantitative version of the Schneider-Lang Theorem
Transcendental Numbers 1986 (April 23-25) , RIMS, Kyoto University, Apr. 1986, Transcendental Numbers 1986 (April 23-25) , RIMS, Kyoto University, Not invited

Number of solutions of S-unit equation in two variables
Noriko Hirata-Kohno
Online Number Theory Seminar

現代代数学I/II
日本大学理工学部

代数学及び演習A/B
日本大学理工学部

代数学特論IA/IB
日本大学大学院理工学研究科

May 2014 - Present
The Japan Society for Industrial and Applied Mathematics

Apr. 1986 - Present
The Mathematical Society of Japan

Oct. 1986 - Sep. 2020
Societe Mathematique de France

Application of Linear Forms in Logarithms

Cryptosystem based on Diophantine problems and Polynomial maps, joint research

Formal Pade Approximation toward Period Conjecture observing Period Integral via Differential Algebra
JSPS, Kakenhi Grant, Apr. 2021 - Mar. 2026
Noriko HIRATA-Kohno

葉層構造と群作用の研究
JSPS, Kakenhi Grant, Apr. 2018 - Mar. 2023
Noriko Hirata-Kohno

超一様分布数列のディオファントス近似とKontsevich-Zagier周期予想
JSPS, Kakenhi Grant, Apr. 2018 - Mar. 2022
Noriko Hirata-Kohno

Study of complex analytic maps, Vojta's conjecture and invariants
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, Apr. 2015 - Mar. 2019
Noguchi Junjiro; Yamanoi Katsutoshi; Ohsawa Takeo; Takayama Shigeharu; Tsuji Hajime; Hirata Noriko; Hamano Sachiko

数論的多重対数予想の解決を担う新しい直交多項式系の創成とパデ近似
JSPS, Kakenhi Grant, Apr. 2015 - Mar. 2019
Noriko Hirata-Kohno

ディオファントス方程式の変換とクリプトシステム原理の新展開
文部科学省, Kakenhi Grant, Jul. 2014 - Mar. 2018
平田典子(河野典子)

日本大学理工学部シンポジウム助成金
日本大学理工学部, 日本大学理工学部シンポジウム助成金, Apr. 2016 - Mar. 2017
Noriko Hirata-Kohno; Yu Yasufuku

Asymptotic expansion method in number theory and orthogonal polynomials
日本大学理工学部, 理工学部基礎科学研究助成金, Jun. 2014 - Mar. 2015
平田典子(河野典子)

Value distribution theory of analytic maps, Diophantine approximation and intersections of analytic cycles
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, Apr. 2011 - Mar. 2015
NOGUCHI Junjiro; YAMANOI Katsutoshi; OHSAWA Takeo; TSUJI Hajime; HIRATA Noriko; ASUKE Taro; HAMANO Sachiko

High dimensional p-adic Diophantine approximations and ,a cryptosystem based on integer lattices
内閣府（運営はJSPS）, The Funding Program for Next Generation World-Leading Researchers (NEXT Program), Apr. 2010 - Mar. 2014

ディオファントス近似とディオファントス方程式
Mext, Kakenhi Grant, 2012 - 2013
Noriko Hirata-Kohno

High dimensional p-adic Diophantine approximations and a cryptosystem based on integer lattices
内閣府（運営はJSPS）, The Funding Program for Next Generation World-Leading Researchers (NEXT Program), 2010 - 2013

岩澤ｐ進対数に基づくｐ進アーベル積分の解明とａｂｃ予想型ディオファントス不等式
Mext, Kakenhi Grant, 2010 - 2010
平田 典子

Study of the moduli of Galois representations
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2007 - 2009
TAGUCHI Yuichiro; SAITO Takeshi; HIRATA Noriko; MORISHITA Masanori

The abc-conjecture and p-adic Diophantine geometry by a new approach via Period conjecture
Mext, Kakenhi Grant, 2007 - 2009
HIRATA Noriko

Unit equations and linear forms in p-adic logarithms
日本大学, 日本大学学術研究助成金 一般研究（個人研究）, 2008 - 2008

数論的関数の研究
Mext, Kakenhi Grant, Nov. 2005 - Apr. 2007
Noriko Hirata-Kohno

The abc-conjecture and p-adic Diophantine geometry by a new approach via Period conjecture
文部科学省, 科学研究費, 2004 - 2006
HIRATA-KOHNO Noriko

アラケロフ幾何学におけるディオファントス近似不等式とギャップ原理
文部科学省, 科学研究費, 2000 - 2003
HIRATA-KOHNO Noriko

ディオファントス連立方程式と連立不等式の定量化の研究
日本大学, 日本大学学術研究助成金・一般研究（個人）, 2002 - 2002

Study of relations and applications of Arithmetic Geometry to branches of Algebra
Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research, 2000 - 2002
MORITA Yasuo; HIRATA Noriko; YUKIE Akihiko; ISHIDA Makoto; SAITO Takeshi; WATANABE Keiichi

新しい定量的ディオファントス近似理論の構築
文部科学省, 科学研究費, 1997 - 1998

回帰数列における差分方程式の非線形化と超越数
文部科学省, 科学研究費, 1996 - 1996

ディオファントス近似の研究
日本大学, 日本大学理工学部学術賞研究助成金, 1995 - 1996

ディオファントス近似の手法による代数多様体の整数点の評価
Mext, Kakenhi Grant, 1994 - 1996
KOHNO Noriko; SASAKI Ryuji

JST CREST 研究領域アドバイザー「数理科学と情報科学の連携・融合による情報活用基盤の創出と社会への展開」
organizing_member
JST, Crest, 2019 - Present

JST さきがけ 研究領域アドバイザー「数学と情報科学で解き明かす多様な対象の数理構造と活用」
organizing_member
JST, さきがけ, 2019 - Present

数学オリンピック財団 理事
organizing_member
01 Jun. 2012 - Present

Science Council of Japan
organizing_member
03 Oct. 2011 - 30 Sep. 2023

数学・数理科学教育分科会委員（学術会議）
organizing_member
学術会議, 日本の数学教育に関わる提言活動など, 03 Oct. 2011 - 2023

JST CREST 研究領域アドバイザー「現代の数理科学と連携するモデリング手法の構築」
advisor
JST, CREST, 2014 - 2022

数理科学委員会 国際数学者連盟 IMU分科会委員（学術会議）
organizing_member
国際数学者連盟/学術会議, Oct. 2012 - Sep. 2020

京都大学数理解析研究所運営委員会専門委員
organizing_member
京都大学数理解析研究所, Sep. 2016 - Mar. 2020

文部科学省大学設置・学校法人審議会大学設置分科会 理学専門委員会
organizing_member
文部科学省, Oct. 2016 - Sep. 2019

JST
organizing_member
13 Dec. 2012 - 31 Mar. 2013

Ramanujan's approximations for pi
Jul. 2020 - Present

尽きぬ夢
Apr. 2019 - Present

数学セミナー 論説記事
Sep. 2017 - Present

方眼紙で考える分数のはなし
Aug. 2014 - Present

数学セミナー 論説記事
Jul. 2013 - Present

数学セミナー 論説記事
Jan. 2008 - Present

数学セミナー 論説記事
Jun. 1994 - Present

おしゃべりしながら
Nov. 2022 - Nov. 2022

おしゃべりしながら
Jun. 2022 - Jun. 2022