periodic points.

integral points

moduli problems

rational points.

rational and integral points on algebraic varieties.

abc conjecture

arithmetic dynamics

inequalities of GCD's

blowups

height functions

Vojta's conjecture

Schmidt's subspace theorem

Diophantine analysis

Diophantine geometry

Natural sciences, Algebra, Algebra

Apr. 2024 - Present
Waseda University, Faculty of Education and Integrated Arts and Sciences, Department of Mathematics, Professor

Apr. 2019 - Mar. 2024
Nihon University, College of Science and Technology, Department of Mathematics, Professor

01 Apr. 2020 - 31 Mar. 2021
Tsuda University, College of Policy Studies, Adjunct Lecturer

Apr. 2020 - Mar. 2021
Tsuda University, College of Policy Studies, Adjunct Lecturer

Apr. 2020 - Mar. 2021
Osaka University, Graduate School of Science, Department of Mathematics, Adjunct Lecturer (Graduate School Intensive Lecture Series)

01 Apr. 2019 - 30 Sep. 2019
Tsuda University, College of Policy Studies, Adjunct lecturer

Apr. 2019 - Sep. 2019
Tsuda University, College of Policy Studies, Adjunct lecturer

Apr. 2014 - Mar. 2019
Nihon University, College of Science and Technology, Department of Mathematics, Associate Professor

Apr. 2017 - Sep. 2017
Tokyo Institute of Technology, School of Science, Department of Mathematics, Adjunct Professor (Graduate School Lecture Series)

Apr. 2011 - Mar. 2014
Department of Mathematics, College of Science and Technology, Nihon University, Assistant Professor

Oct. 2013 - Dec. 2013
Tokyo Metropolitan University, Graduate School of Science and Engineering, Adjunct Faculty (Graduate School Lecture Series)

01 Apr. 2010 - 31 Mar. 2011
Department of Mathematics, School of Engineering, Tokyo Denki University, Assistant Professor

Apr. 2010 - Mar. 2011
Department of Mathematics, School of Engineering, Tokyo Denki University, Assistant Professor

Sep. 2008 - Mar. 2010
Department of Mathematics, City University of New York, Graduate Center, Visiting Assistant Professor

Sep. 2005 - May 2008
Brown University, Graduate School, Division of Mathematics, Mathematics

Sep. 2000 - Jun. 2004
Massachusetts Institute of Technology, Graduate School, Division of Mathematics, Mathematics

Sep. 1996 - Jun. 2000
Harvard University, ****, Department of Mathematics

Mar. 2020 - Feb. 2021
地方区代議員, 日本数学会

Nihon University, College of Science and Technology, Nihon University College of Science and Technology Academic Prize
Research on Vojta's Conjecture and Arithmetic Dynamics, Others
Yu Yasufuku

Elsevier, Outstanding Reviewer Award
Official journal
Yu Yasufuku

Dissertation Fellowship (Brown University)
Vojta's Conjecture and Blowups

summa cum laude (Harvard University)
Deformation Theory of Formal Modules

★Greatest common divisors of integral points of numerically equivalent divisors
Julie Tzu-Yueh Wang and Yu Yasufuku
Algebra & Number Theory, Mar. 2021, Refereed, Not invited
Lead

Problems on rational points and arithmetic dynamics
Yu Yasufuku
Kyoto University RIMS Kokyuroku, Jan. 2022, Not refereed, Invited
Lead

Heights and Arithmetic Dynamics
Yu Yasufuku
RIMS Kokyuroku Bessatsu, 2021, Refereed, Invited
Lead

Integral points and orbits of endomorphisms on the projective plane
Aaron Levin and Yu Yasufuku
Transactions of the American Mathematical Society, Jan. 2019, Refereed, Not invited
Lead

Abelian Varieties and Arithmetic Dynamics--Similarities and Differences
Yu Yasufuku
Mathematical Society of Japan, Autumn Meeting Featured Invited Talks Proceedings, Sep. 2018, Not refereed, Invited
Lead

Vojta's conjecture on rational surfaces and the abc conjecture
Yu Yasufuku
Forum Mathematicum, May 2018, Refereed, Not invited

A large arboreal Galois representation for a cubic postcritically finite polynomial
Robert L. Benedetto; Xander Faber; Benjamin Hutz; Jamie Juul; Yu Yasufuku
Research in Number Theory, Dec. 2017, Refereed, Not invited

Vojta's Conjecture, GCD, and Dynamics
Yu Yasufuku
Kinosaki Rookie Seminar Reports, Jun. 2017, Not refereed, Invited
Lead

Vojta's Conjecture on Rational Surfaces
Yu Yasufuku
MSJ Algebra Symposium Reports, Mar. 2017, Not refereed, Invited
Lead

Uniform Boundedness of Units in Orbits
Yu Yasufuku
Kyoto University Research Institute for Mathematical Sciences Kokyuroku, Dec. 2016, Not refereed, Invited
Lead

Strong, Absolute, and Hyperplane Winning
Yu Yasufuku
Oberwolfach Reports, Nov. 2016, Not refereed, Invited
Lead

Arithmetic Properties of Orbits in Higher Dimensions
Yu Yasufuku
RIMS Kokyuroku Bessatsu, Sep. 2015, Refereed, Invited
Lead

Integral points and relative sizes of coordinates of orbits in
Yu Yasufuku
MATHEMATISCHE ZEITSCHRIFT, Apr. 2015, Refereed, Not invited

UNIFORM BOUNDEDNESS OF S-UNITS IN ARITHMETIC DYNAMICS
Holly Krieger; Aaron Levin; Zachary Scherr; Thomas Tucker; Yu Yasufuku; Michael E. Zieve
PACIFIC JOURNAL OF MATHEMATICS, Mar. 2015, Refereed, Not invited

Deviation from S-Integrality in Orbits on Pⁿ
Yu Yasufuku
Bulletin of the Institute of Mathematics, Academia Sinica, Dec. 2014, Refereed, Not invited
Lead

Exponential-Polynomial Equations and Dynamical Return Sets
Thomas Scanlon; Yu Yasufuku
INTERNATIONAL MATHEMATICS RESEARCH NOTICES, 2014, Refereed, Not invited

Vojta's Conjecture on Surfaces
Yu Yasufuku
The 55th Symposium of Complex Analysis, Nov. 2012, Not refereed, Invited
Lead

Integral Points and Vojta's Conjecture on Rational Surfaces
Yu Yasufuku
Transactions of the American Mathematical Society, Feb. 2012, Refereed, Not invited
Lead

An abc-type Inequality and Arithmetic Dynamics on Rational Varieties Based on Nevanlinna Theory and Vojta’s Conjecture
Yu Yasufuku
Dec. 2011, Not refereed, Not invited
Lead

Monomial maps on P-2 and their arithmetic dynamics
Aryeh Gregor; Yu Yasufuku
JOURNAL OF NUMBER THEORY, Dec. 2011, Refereed, Not invited

Vojta's conjecture on blowups of P-n, greatest common divisors, and the abc conjecture
Yu Yasufuku
MONATSHEFTE FUR MATHEMATIK, Jun. 2011, Refereed, Not invited

Vojta's Conjecture and Dynamics
Yu Yasufuku
RIMS Kokyuroku Bessatsu, Apr. 2011, Refereed, Not invited
Lead

Explicit descriptions of quadratic maps on P-1 defined over a field K
Michelle Manes; Yu Yasufuku
ACTA ARITHMETICA, 2011, Refereed, Not invited

Vojta's Conjecture and Blowups
Yu Yasufuku
May 2008, Not refereed, Not invited
Lead

Characterization of Completions of Reduced Local Rings
Dan Lee; Leanne Leer; Shara Pilch; and Yu Yasufuku
Proceedings of the American Mathematical Society, Nov. 2001, Refereed, Not invited
Lead

Excellent Rings with Singleton Formal Fibers
Dan Lee; Leanne Leer; Shara Pilch; and Yu Yasufuku
Furman University Journal for Undergraduate Mathematics, Dec. 1999, Refereed, Not invited
Lead

Book review: Ochiai, Tadashi "Modern Number Theory -- from primes to zeta functions"
Yu Yasufuku
Sugaku Tsushin, Feb. 2020, Not refereed, Invited
Lead

Book Review: Moriwaki, Kawaguchi, Ikoma "Mordell--Faltings Theorem--Complete Proof from Diophantine Geometry"
Yu Yasufuku
Sugaku, Jul. 2019, Refereed, Invited
Lead

数論入門事典
加藤, 文元; 砂田, 利一, Contributor, 18章「ディオファントス近似」24章「ディオファントス方程式」
朝倉書店, Jun. 2023
9784254111590

An Illustrated Theory of Numbers
Yu Yasufuku, Single translation, Entire book, Martin Weissman
Maruzen Publishing, Oct. 2022, Not refereed
9784621307281

Number Theory -- Accumulating Discoveries and Conjectures
Yu Yasufuku, Single work, entire book, Yu Yasufuku
Ohmsha, Dec. 2016, Not refereed
9784274219696

TBA
Yu Yasufuku
Kinosaki Algebraic Geometry Symposium, Oct. 2024, Invited

TBA
Yu Yasufuku
2024 Oita Nagasaki Number Theory Conference, Oita University, Invited

TBA
Yu Yasufuku
Moduli spaces and Arithmetic, Nagoya University, Invited

Vojta's conjecture and related problems on GCD's and dynamics
Yu Yasufuku
Number Theory Seminar at Waseda University, Apr. 2024, Waseda University, Invited

Bounding GCD's of Evaluations of Two Trivariate Polynomials
Yu Yasufuku
Diophantine Analysis and Related Fields, Mar. 2024, Invited

Uniform boundedness of integral points in orbits
Yu Yasufuku
Workshop on Dynamics in Arithmetic and Complex Geometry and its applications, Jan. 2024, Osaka Central Advanced Mathematical Institute, Invited

Applying Ru--Vojta method to GCD inequalities
Yu Yasufuku
International Workshop on Several Complex Variables, Complex Geometry and Diophantine Geometry, Aug. 2023, Invited

Inequalities involving 2-term and 3-term GCD's
Yu Yasufuku
Nagoya University Algebraic Geometry Seminar, Jun. 2023, Nagoya University, Invited

Uniformity of quasi-integral points for orbits in projective space
Yu Yasufuku
Number theory and dynamics seminar, May 2023, Invited

Uniformity of number of integral points in higher-dimensional orbits
Yu Yasufuku
Complex Dynamics and Related Topics, Dec. 2022, Research Institute for Mathematical Sciences, Kyoto University, Invited

Evaluation of GCD on Integral Points on Algebraic Varieties
Yu Yasufuku
Oita Kumamoto Number Theory Workshop, Sep. 2022, Oita University, Invited

Dichotomy for rational points on curves
Yu Yasufuku
Uniform Mordell-Lang conjecture, Oct. 2021, Invited

Introduction to Mordell-Lang conjecture
Yu Yasufuku
Uniform Mordell-Lang conjecture, Oct. 2021, Invited

GCD inequalities and Diophantine equations
Yu Yasufuku
Oita Number Theory Conference, Oct. 2021, Oita University, Invited

Limits of intersection numbers and GCD
Yu Yasufuku
Kyushu Algebraic Number Theory Summer 2021, Sep. 2021, Kyushu University, Invited

Problems on rational points and arithmetic dynamics
Yu Yasufuku
Various Problems in Complex Geometry II, Sep. 2021, Kyoto University Research Institute for Mathematical Sciences, Invited

Integral points in orbits under finitely many morphisms: some examples
Yu Yasufuku
Arithmetic Dynamics International Online Seminar, Mar. 2021, Invited

Expanding Corvaja--Zannier's S-unit GCD Inequality
Yu Yasufuku
Seminar on Diophantine Analysis and Related Fields, Jan. 2021, Invited

Multiplicative relations and integral points on orbits under multiple maps
Yu Yasufuku
Complex Dynamics and Related Topics, Dec. 2020, Kyoto University RIMS, Invited

An upper bound for GCD's and a weakened Vojta's conjecture
Yu Yasufuku
Osaka University Number Theory and Modular Forms Seminar, Nov. 2020, Osaka University, Invited

Birational invariant based on the Schmidt subspace theorem and the G.C.D.
Yu Yasufuku
Osaka University Colloquium, Nov. 2020, Osaka University, Invited

Problems on rational points and arithmetic dynamics
Yu Yasufuku
Various Problems in Complex Geometry II, Sep. 2020, Kyoto University Research Institute for Mathematical Sciences, Invited

Introduction to Vojta's conjecture and some recent related results
Yu Yasufuku
Unga Number Theory Seminar, Mar. 2020, Tokyo University of Science, Invited

Diophantine Inequalities and Arithmetic dynamical results obtained from the abc conjecture
Yu Yasufuku
Oita Number Theory Seminar, Feb. 2020, Oita University, Invited

Ru--Vojta invariants and GCD
Yu Yasufuku
Algebra Seminar, Ehime University, Jan. 2020, Ehime University, Invited

Structure theorem and SZ properties for weakly mixing extensions
Yu Yasufuku
Ergodic Theory Workshop, Oct. 2019, Invited

The smallness of the GCD in Higher Dimensions
Yu Yasufuku
Geometry of Arithmetic Varieties, Sep. 2019, Beijing International Center for Mathematical Research, Peking University, Invited

Smallness of GCD's
Yu Yasufuku
Number Theory Seminar at Waseda, Jun. 2019, Waseda University, Invited

Integral points in orbits on the square of the projective line
Yu Yasufuku
Western Sectional of the AMS, Mar. 2019, American Mathematical Society, Invited

Height inequalities from cohomological invariants
Yu Yasufuku
Higher Dimensional Arithmetic Geometry, Feb. 2019, Kumamoto University, Invited

Heights for orbits, and their applications to Zariski-density and integral points
Yu Yasufuku
Workshop on Complex Analytic and Algebraic Methods in Dynamics, Jan. 2019, Invited

Selmer Groups and Group Rings
Yu Yasufuku
Hachiouji Number Theory Seminar "Catalan's Conjecture", Dec. 2018, Invited

On Vojta's conjecture and Arithmetic Dynamics
Yu Yasufuku
Nihon University College of Science and Technology Academic Prize Recipient Lecture, Dec. 2018, Nihon University College of Science and Technology, Invited

Heights and Arithmetic Dynamics
Yu Yasufuku
Algebraic Number Theory and Related Topics, Nov. 2018, Research Institute for Mathematical Sciences, Kyoto University, Invited

Abelian Varieties and Arithmetic Dynamics -- Similarities and Differences
Yu Yasufuku
Mathematical Society of Japan,Autumn Meeting, Sep. 2018, Mathematical Society of Japan, Invited

GCD Problems for Counting Functions and Farey Sequences
Yu Yasufuku
Seminar of Value Distribution Theory, Jul. 2018, Invited

Divisors on the Measure Space and Measure-Preserving Dynamics
Yu Yasufuku
Towards Multiple Recurrence Theorem, Jul. 2018, Invited

Isomorphisms of Measure-Preserving Transformations and the Lebesgue Space
Yu Yasufuku
Towards Multiple Recurrence Theorem, Jul. 2018, Invited

Integral Points in One- and Two-Parameter Orbits
Yu Yasufuku
Diophantine Analysis and Related Fields 2018, Mar. 2018, Invited

Vojta's Main Conjecture on some Rational Varieties
Yu Yasufuku
East Asia Number Theory Conference, Feb. 2018, Invited

Algebraic independence of special values of the Bessel functions and their derivatives
Yu Yasufuku
Hachiouji Number Theory Seminar, Aug. 2017, Invited

On the Dynamical Mordell-Lang Problem
Yu Yasufuku
Tokyo Institute of Technology Colloquium, Jul. 2017, Tokyo Institute of Technology, Invited

Ergodicity and Unitary Operators
Yu Yasufuku
Ergodic Theory Seminar, Jul. 2017, Not invited

On van der Waerden's theorem and Diophantine Inequalities
Yu Yasufuku
Ergodic Theory Seminar, Jul. 2017, Invited

Vojta's Main Conjecture on Rational Surfaces
Yu Yasufuku
Taipei Number Theory Seminar, Mar. 2017, Taida Institute for Mathematical Sciences, Invited

Vojta's conjecture, GCD's, and Dynamics
Yu Yasufuku
Kinosaki Rookie Seminar, Feb. 2017, Kyoto University, Invited

Integral Points on the Complements of Plane Curves
Yu Yasufuku
Algebraic and Complex Geometry Seminar, Osaka University, Jan. 2017, Osaka University, Invited

Some Explicit Computations of Dynamical Galois Groups
Yu Yasufuku
Complex dynamical systems and related topics, Dec. 2016, Research Institute for Mathematical Sciences, Kyoto University, Not invited

Integral Points on Complements of Plane Curves
Yu Yasufuku
Arithmetic and Algebraic Geometry, Dec. 2016, The University of Tokyo, Not invited

Units satisfying some congruences
Yu Yasufuku
Problems and prospects in Analytic Number Theory, Oct. 2016, Research Institute for Mathematical Sciences, Invited

Strong, absolute and hyperplane winning
Yu Yasufuku
Oberwolfach Arbeitsgemeinschaft: Diophantine Approximation, Fractal Geometry and Dynamics, Oct. 2016, Mathematisches Forschungsinstitut Oberwolfach, Invited

Vojta's Main Conjecture on Rational Surfaces
Yu Yasufuku
Algebra Symposium, Mathematical Society of Japan, Sep. 2016, Mathematical Society of Japan, Invited

Maximal Ergodic Theorem and Pointwise Ergodic Theorem
Yu Yasufuku
Number Theory Seminar in Hachiouji, Aug. 2016, Invited

Introduction to Topological Dynamics
Yu Yasufuku
Number Theory Seminar in Hachiouji, Aug. 2016, Invited

Vojta's Conjecture on Surfaces, the abc conjecture, and the Farey Sequences
Yu Yasufuku
Mathematical Society of Japan Annual Meeting, Algebra Session, Mar. 2016, Mathematical Society of Japan, Not invited

Vojta's Conjecture on Surfaces and its Analogy in Value Distributions
Yu Yasufuku
Tokyo Institute of Technology, Complex Analysis Seminar, Feb. 2016, Tokyo Institute of Technology, Invited

Exceptional sets in 2-dimensional dynamics and integral points
Yu Yasufuku
RIMS Complex Dynamics, Dec. 2015, Research Institute for Mathematical Sciences, Kyoto University, Invited

On Integral Points in Orbits
Yu Yasufuku
Number Theory Seminar in Hachiouji, Sep. 2015, Invited

Introduction to Dynamics
Yu Yasufuku
Number Theory Seminar in Hachiouji, Sep. 2015, Invited

Some 3-variable Diophantine Equations and Arithmetic Dynamics
Yu Yasufuku
Taipei Number Theory Seminar, May 2015, Academia Sinica, Taiwan, Invited

3-variable Diophantine Equations and 2-dimensional Completely Invariant Set
Yu Yasufuku
Meiji Gakuin Number Theory Seminar, Apr. 2015, Invited

Campana's Weight and Integral Points on P^2
Yu Yasufuku
University of Tokyo Geometric Complex Analysis Seminar, Apr. 2015, Invited

Integral Points in Orbits in Dimension 1 and Higher
Yu Yasufuku
Mathematical Society of Japan Annual Meeting, Algebra Session, Mar. 2015, Mathematical Society of Japan, Not invited

Structure theorems for affine surfaces and Campana conjecture
Yu Yasufuku
Affine Algebraic Geometry, Mar. 2015, Invited

Logarithmic Kodaira dimension and Diophantine equations
Yu Yasufuku
Diophantine Analysis and Related Fields, Mar. 2015, Invited

Uniform Boundedness of S-units in Orbits
Yu Yasufuku
Analytic Number Theory – Distribution and Approximation of Arithmetic Objects, Oct. 2014, Kyoto University Research Institute for Mathematical Sciences, Not invited

On the proof of Schmidt's subspace theorem
Yu Yasufuku
Hachiouji Number Theory Seminar, Sep. 2014, Invited

Inter-relationship between Vojta's Conjecture on Rational Surfaces and the abc Conjecture
Yu Yasufuku
Kobe University Algebra Seminar, Jun. 2014, Kobe University, Invited

Vojta's Conjecture and Integral Points in Orbits
Yu Yasufuku
Autour des conjectures de Lang et Vojta, Luminy, Mar. 2014, Centre International de Rencontres Mathématiques, Invited

Vojta's Conjecture, and its Application to Dynamics III
Yu Yasufuku
Hokudai Arithmetic Geometry Seminar, Feb. 2014, Hokkaido University, Invited

Vojta's Conjecture, and its Application to Dynamics IV
Yu Yasufuku
Hokudai Arithmetic Geometry Seminar, Feb. 2014, Hokkaido University, Invited

Vojta's Conjecture, and its Application to Dynamics I
Yu Yasufuku
Hokudai Arithmetic Geometry Seminar, Feb. 2014, Hokkaido University, Invited

Vojta's Conjecture, and its Application to Dynamics II
Yu Yasufuku
Hokudai Arithmetic Geometry Seminar, Feb. 2014, Hokkaido University, Invited

Vojta's Conjecture on Some Rational Surfaces
Yu Yasufuku
International Workshop on Diophantine Problems and Arithmetic Dynamics, Jan. 2014, Seoul National University, Invited

Arithmetic Properties of Coordinates of Orbit Points
Yu Yasufuku
Algebraic Number Theory and Related Fields, Dec. 2013, Kyoto University Research Institute for Mathematical Sciences, Invited

Roth's Theorem, Vojta's Conjecture, and Arithmetic Dynamics V
Yu Yasufuku
TMU Intensive Lecture Series, Nov. 2013, Tokyo Metropolitan University, Invited

Roth's Theorem, Vojta's Conjecture, and Arithmetic Dynamics IV
Yu Yasufuku
TMU Intensive Lecture Series, Nov. 2013, Tokyo Metropolitan University, Invited

Roth's Theorem, Vojta's Conjecture, and Arithmetic Dynamics III
Yu Yasufuku
TMU Intensive Lecture Series, Nov. 2013, Tokyo Metropolitan University, Invited

Roth's Theorem, Vojta's Conjecture, and Arithmetic Dynamics II
Yu Yasufuku
TMU Intensive Lecture Series, Oct. 2013, Tokyo Metropolitan University, Invited

Roth's Theorem, Vojta's Conjecture, and Arithmetic Dynamics I
Yu Yasufuku
TMU Intensive Lecture Series, Oct. 2013, Tokyo Metropolitan University, Invited

Number of Digits of Coordinates of Orbit Points
Yu Yasufuku
Tsukuba University Algebra Seminar, Jul. 2013, Tsukuba Univeristy, Invited

Some Examples of Integral Points in Orbits for Maps on P^N
Yu Yasufuku
Conference on Diophantine Problems and Arithmetic Dynamics, Jun. 2013, Academia Sinica, Taiwan, Invited

The Failure of Dynamical Mordell-Lang Conjecture
Yu Yasufuku
University of Udine Number Theory Seminar, Mar. 2013, University of Udine, Invited

Exponential Diophantine Equations and Dynamical Mordell--Lang
Yu Yasufuku
Diophantine Analysis and Related Fields, Jan. 2013, Nihon University, College of Science and Technology, Invited

Integral Points and Zsigmondy Sets of Orbits
Yu Yasufuku
New developments in complex dynamical systems, Dec. 2012, Kyoto University Research Institute for Mathematical Sciences, Invited

Various Versions of Vojta's Conjecture
Yu Yasufuku
New developments in complex dynamical systems, Dec. 2012, Kyoto University Research Institute for Mathematical Sciences, Invited

Vojta's Conjecture on Surfaces
Yu Yasufuku
Complex Analysis Symposium, Nov. 2012, Kanazawa University, Invited

On Dynamical Mordell-Lang Problems
Yu Yasufuku
Kyoto University Joint Number Theory Seminar, Oct. 2012, Kyoto University, Invited

Coordinates of Forward Orbits in Projective Space
Yu Yasufuku
Algebraic Dynamics, May 2012, University of California at Berkeley, Invited

Relative Sizes of Coordinates of Orbits Points under a Morphism on P^N
Yu Yasufuku
Collaborative Number Theory Seminar, Mar. 2012, Graduate Center of the City University of New York, Invited

Relative Sizes of Coordinates of Orbits Points under a Morphismon P^N
Yu Yasufuku
Collaborative Number Theory Seminar, Mar. 2012, Graduate Center of the City University of New York, Invited

Introduction to Height Functions
Yu Yasufuku
Global Arithmetic Dynamics, Mar. 2012, Institute for Computational and Experimental Research in Mathematics, Brown University, Invited

Finiteness of Integers in Orbits in Higher-Dimensions
Yu Yasufuku
Hawaii Conference in Algebraic Number Theory, Arithmetic Geometry, and Modular Forms, Mar. 2012, University of Hawaii at Manoa, Invited

Integral Points and Forward Orbits on Pⁿ
Yu Yasufuku
Arithmetic Geometry Session, American Mathematical Society Western Sectional, University of Hawaii at Manoa, Mar. 2012, American Mathematical Society, Invited

Sizes of Coordinates of Orbit Points
Yu Yasufuku
Number Theory Seminar at Waseda University, Jan. 2012, Waseda University, Invited

Finiteness of integers in orbits of maps on Pⁿ
Yu Yasufuku
Diophantine Analysis and Related Fields 2012, Jan. 2012, Niigata University, Invited

Higher-Dimensional Diophantine Analysis and Dynamics
Yu Yasufuku
Meiji Gakuin Number Theory Seminar, Jun. 2011, Meiji Gakuin University, Invited

Diophantine Analysis and Arithmetic Dynamics
Yu Yasufuku
Analytic Number Theory --- through Value Distribution and other Properties of Analytic Functions, Oct. 2010, Research Institute for Mathematical Sciences, Kyoto University, Invited

An Application of Diophantine Approximations to Dynamics
Yu Yasufuku
Western Massachusetts Five Colleges Number Theory Seminar, Oct. 2010, Amherst College, Invited

Moduli for Dynamics of Quadratic Maps on P¹
Yu Yasufuku
Mathematical Society of Japan Autumn Meeting, Sep. 2010, Mathematical Society of Japan, Invited

Vojta's Conjecture and Rational Varieties
Yu Yasufuku
Nagoya University Arithmetic Geometry Seminar, Jun. 2010, Invited

Integer Points in Orbits and Vojta's Conjecture
Yu Yasufuku
Algebraic Dynamics Workshop, Jun. 2010, City University of New York, Graduate Center, Invited

Vojta's Conjecture and Dynamics
Yu Yasufuku
Algebraic Number Theory Workshop, Dec. 2009, Research Institute for Mathematical Sciences, Kyoto University, Invited

Vojta's Conjecture and Greatest Common Divisors, the abc Conjecture, and Dynamics
Yu Yasufuku
Queens College Colloquium, Dec. 2009, Queens College of the City University of New York, Invited

Vojta's Conjecture, GCD's, and Dynamics
Yu Yasufuku
Western Massachusetts Five Colleges Number Theory Seminar, Nov. 2009, Amherst College, Invited

Vojta's Conjecture on Some Rational Varieties
Yu Yasufuku
Workshop on Holomorphic Mappings and Related Diophantine Approximation, Oct. 2009, Tambara Institute, University of Tokyo, Invited

Vojta's Conjecture on Rational Varieties and its Arithmetic Consequences
Yu Yasufuku
Tohoku University Number Theory Seminar, Oct. 2009, Tohoku University, Invited

Vojta's Conjecture on Blowups, GCD's, and the abc Conjecture
Yu Yasufuku
Kyushu University Algebra Seminar, Jun. 2009, Kyushu University, Invited

Vojta's conjecture on Blowups, GCD's, and the abc
Yu Yasufuku
Massachusetts Institute of Technology Number Theory Seminar, May 2009, Massachusetts Institute of Technology, Invited

Vojta's conjecture on Blowups and the abc
Yu Yasufuku
Research Conference "Diophantine Equations", Apr. 2009, Hausdorff Institute, UniversitatBonn, Invited

Vojta's conjecture on Blowups and GCD Inequalities
Yu Yasufuku
University of Chicago Algebraic Geometry Seminar, Mar. 2009, University of Chicago, Invited

Vojta's conjecture on Blowups and GCD Inequalities
Yu Yasufuku
Princeton University Algebraic Geometry Seminar, Feb. 2009, Princeton University, Invited

Schmidt's Subspace Theorem and GCD Inequalities
Yu Yasufuku
New York Collaborative Number Theory Seminar, Nov. 2008, City University of New York, Graduate Center, Invited

on Vojta's Conjecture
Yu Yasufuku
Workshop on Arithmetic Geometry: Diophantine approximation and Arakelov theory, Oct. 2008, Fields Institute, University of Toronto, Invited

Vojta's Conjecture and Blowups
Yu Yasufuku
Canadian Number Theory Association Meeting X, Jul. 2008, University of Waterloo, Invited

Blowups + Height = Greatest Common Divisors
Yu Yasufuku
Brown University Graduate Student Seminar, Feb. 2008, Brown University, Invited

Vojta's conjecture and blowups
Yu Yasufuku
Brown University Algebra Seminar, Nov. 2007, Brown University, Invited

Integral points and Vojta's conjecture on multiple blowups of P²
Yu Yasufuku
Kyoto University Algebraic Geometry Seminar, Jul. 2007, Kyoto University, Invited

Integral points and Vojta's conjecture on multiple blowups of P²
Yu Yasufuku
Hiroshima Number Theory Conference, Jul. 2007, Hiroshima University, Invited

Integral points and Vojta's conjecture on multiple blowups of P²
Yu Yasufuku
Kyoto University Algebraic Geometry Seminar, Jul. 2007, Kyoto University, Invited

Integral points and Vojta's conjecture on multiple blowups of P²
Yu Yasufuku
Kyoto University Algebraic Geometry Seminar, Jul. 2007, Kyoto University, Invited

Schmidt Subspace Theorem
Yu Yasufuku
Brown University Graduate Student Seminar, Mar. 2007, Brown University, Invited

Completions of Reduced Rings
Dan Lee and Yu Yasufuku
American Mathematical Society Joint Meetings Commutative Algebra Special Session, Jan. 2000, American Mathematical Society, Invited

Excellent Rings with Singleton Formal Fibers
Dan Lee; Leanne Leer; Shara Pilch; and Yu Yasufuku
Mathematical Association of America MathFest, Aug. 1999, Mathematical Association of America, Invited

Apr. 2009 - Present
Mathematical Society of Japan

Sep. 2000 - Present
American Mathematical Society

ディオファントス近似の発展と，有理点の最大公約数の不等式及び軌道の整数点への応用
日本学術振興会, 科学研究費助成事業, Apr. 2024 - Mar. 2029
安福 悠

Determination of Geometric and Arithmetic Conditions Guaranteeing Non-density of Integral Points in Algebraic Varieties and in Orbits
文部科学省, 文部科学省 科学研究費, Apr. 2019 - Mar. 2024
Yu Yasufuku

Research on Vojta's Conjecture and Arithmetic Dynamics
Nihon University, College of Science and Technology, Academic Prize, Nihon University, College of Science and Technology, Apr. 2019 - Mar. 2020
Yu Yasufuku

Integral Points and Arithmetic Dynamics on Algebraic Varieties and their Relationship with Vojta's Conjecture
文部科学省, 文部科学省科学研究費, Apr. 2015 - Mar. 2019
Yu Yasufuku

Intersections of Orbits with Integral Points and Subvarieties
日本大学理工学部, 理工学部基礎科学研究助成金, Apr. 2015 - Mar. 2016
Yu Yasufuku

Dynamical Mordell-Lang Problem and Arithmetic Properties of Orbits
日本大学理工学部, 日本大学理工学部基礎科学研究助成金, 2013 - 2013

Vojta’s Conjecture and its Applications to Integral Points in Orbits
日本大学理工学部, 日本大学理工学部基礎科学研究助成金, 2012 - 2012