So Okada
- Email: so.okada at gmail.com.
- Languages: Japanese, English, and Portuguese.
Academic Track:
-
Mathematics Division Head,
Apr 2016 - Mar 2018, Apr 2019 - current,
Director of Library and Information Network Center,
Apr 2022- Mar 2025,
Associate Professor,
Apr 2015 - current,
Assistant Professor,
Oct 2012 - Mar 2015,
National Instiute of Technology, Oyama College,
Oyama Japan.
-
Faculty-level Academic Visitor,
Apr 2018 - Mar 2019,
Departamento de Matemática,
Universidade Federal de Pernambuco, Recife Brazil.
-
Researcher (Global Center of Excellence),
Apr 2011 - Sep 2012,
Program-specific Researcher (Global Center of Excellence),
May 2009 - Mar 2011,
Research Institute for
Mathematical Sciences,
Kyoto University, Kyoto Japan.
-
Full-time Visiting Research Fellow,
Nov - Dec 2010,
Nov - Dec 2009,
Nov 2008,
Dec 2007 - Feb 2008,
Institut des Hautes Études
Scientifiques, Bures-sur-Yvette France.
-
Full-time Research Associate,
May 2008 - Apr 2009,
Mathematical
Sciences Institute,
Australian National University,
Canberra Australia.
-
Full-time Research Fellow (postdoc visiting
researcher),
Sep 2006 - Oct 2007,
Max Planck Institute
for Mathematics, Bonn Germany.
-
PhD,
Sep 2006,
University of Massachusetts Amherst, Amherst United States, Advisor:
Professor Ivan Mirković.
-
MA,
Mar 2000, BA,
Mar 1998,
International Christian University, Tokyo Japan, Advisor:
Professor Hiroshi Suzuki.
- Short visits:
- Nov 29 - Dec 1 2017, Mar 22-26 2018,
Research Institute of
Mathemaical Sciences
visiting
Prof. A. N. Kirillov, Kyoto.
- Mar 23 2016,
Departamento de Matemática,
Universidade Federal de Pernambuco, Recife.
- Nov 24 - Nov 28 2008,
College de France
visiting
Prof. Don Zagier, Paris.
- Aug 11 - Aug 15 2008,
Max Planck Institute
for Mathematics, Bonn.
- Nov 1 - Nov 17
2007,
University of Texas
Austin, Austin.
- Mar 11 - Mar 31
2008,
Institute of Advanced
Study, Princeton.
- Jun 29 - Jul 6 2008, Feb 24 - Feb 29
2008,
Centre de Recerca
Mathematica, Barcelona.
Research Interests:
log-concavity; stability conditions.
Selected Research Articles (Google Scholar):
-
Merged-log-concavity of rational functions, almost strictly unimodal sequences, and phase transitions of ideal boson-fermion gases,
arXiv:2003.02112
.
-
BCOV rings on elliptic curves and eta function,
arXiv:1601.08029
.
-
On Euler characteristics for large Kronecker quivers,
C. R. Acad. Sci. Paris, Ser. I (2012), Vol. 350, Issues 5, March
2012, Pages 273-276.
-
A pari/gp program
for
Poincare polynomials of m-Kronecker quiver modulus by Reineke's formula. Command: poincare_reineke(m,a,b,t).
-
A pari/gp program
for the above
by Manschot-Pioline-Sen formula.
Command: poincare_mps(m,a,b,t).
-
Homological mirror symmetry for Fermat polynomials,
arXiv:0910.2014v3
.
-
Joyce invariants for K3 surfaces and mock theta functions,
with
Anton
Mellit,
Commun. Number Theory Phys. (2009) Vol 3 Num 4 p.655-676.
-
On stability manifolds of Calabi-Yau surfaces,
International Mathematics Research Notices (2006) Vol. 2006 : article 58743, 16 pages, 2006.
-
Stability manifold of $\mathbb{P}^1$,
J. Algebraic Geom. 15 (2006), 487-505.
Awards/Grants:
-
Award in Education,
National
Instiute of Technology, Oyama College, 2016.
-
Mathematical Sciences Sponsorship Fund, Elsevier, 2015.
-
Grant for Fundamental Education and Research,
National Instiute of Technology, Oyama College, Aug 2013 - Apr 2014.
-
JSPS Grant-in-Aid for Young Scientists (B) (23740012),
Apr 2011 - Mar 2013.
-
JSPS Grant-in-Aid for Young Scientists (Start-up) (21840030),
Oct 2009 - Mar 2011.
Research Presentations:
-
AdS Seminar,
Oct 28 2021,
Yau Mathematical Science Center,
Tsinghua University.
-
International Workshop P-positivity
in Matroid Theory and Related Topics,
October 5 2021,
Research Institute of Mathemaical Sciences, Kyoto University.
-
Colloquium,
Jun 7 2018, Departamento de Matemática,
Universidade Federal de Pernambuco, Recife.
-
Number Theory Workshop at Waseda University,
Mar 15 2018, Waseda University, Tokyo.
-
Conference: Mirror symmetry and applications,
Dec 15 2017, Steklov Mathematical Institute, Moscow.
-
2017 MSJ Spring Meeting, Mar 26 2017, Tokyo
Metropolitan University.
-
Noda Algebraic Geometry Symposium 2016,
Mar 14 2016, Tokyo Science University.
-
3rd Yokohama Workshop, Nov 19 2014, Yokohama National University.
-
2014 MSJ Spring Meeting, Mar 15 2014, Gakushuin University.
-
Colloquium, Mar 27 2013, Utsunomiya University.
-
RIMS Kyoto Representation Theory Seminar, Apr 26 2013, Research Institute of Mathemaical Sciences, Kyoto University.
-
The 3rd GCOE Workshop for Young Mathematicians, Feb 20 2012, Kyoto University.
-
Differential Topology Seminar, Jan 26 2010, Kyoto University.
- Algebraic Geometry Seminar, Jan 15 2010, Kyoto University.
-
Mathematical Field Theory and Topology,
Feb 8 2013, Shinshu University.
-
2012 MSJ Autumn Meeting, Sep 20 2012,
Kyushu University.
-
School and Conference on Modular Forms and Mock
Modular Forms
and their Applications
in Arithmetic, Geometry and Physics, Mar 15 2011,
the Abdus Salam International Centre for Theoretical Physics,
Trieste.
- XIV International Conference on
Representations of Algebras, Aug 15 2010, National Olympics Memorial
Youth Center, Tokyo.
- Workshop
on Period Integrals and Motives, Feb 17
2010, University of Tokyo.
- Departmental Lecture, Oct 22 2009, Kinki University.
- Summer Seminar, Aug 20-21 2009, Tokyo Metropolitan University, organized by Uehara.
- Algebra and Topology Seminar,
Apr 7 May 20 Jun 2009 Sep 9 Sep 23 2008, Australian National University.
-
Homotopy Structures in Geometry and Algebra; Derived Categories, Higher Categories, Jul 1 2008, Centre de Recerca
Mathematica.
-
Special Lecture, Mar 28 2008, Institute of Advanced Study.
-
Geometry Seminar, Nov 1 2007,
University of Texas Austin.
-
AMS Summer Research
Conference, Derived Categories in Mathematics and Physics,
Jun 18 2007,
Snowbird, Utah.
- Mini-workshop on Stability Conditions, Derived Categories, etc., Apr 28 2007, Max Planck Institute
for Mathematics.
- Seminar Algebraische Geometrie, Nov 9 2006, Max Planck Institute
for Mathematics.
-
Geometric
Representation Theory Conference, Mar 26 2005,
University of Arizona.
- Representation Theory Seminar,
Nov 15 and 22 2004, University of Massachusetts Amherst.
Others:
-
My comment in Community School Newsletter, 2025 Jan,
(小山城東小学校学校運営協議会発行 コミュニティ・スクールだより第57号 令和6年度第5号).
-
Here to here, a career talk,
The 3rd Brazil-Japan Symposium,
Japanese Immigration 110
Years, Sep 17 2018, University Main Library,
Universidade Federal de Pernambuco, Recife Brazil.
-
Three-manifolds according to G. Perelman, an expository article,
with Rob
Kusner and Eli BeechHaven,
Sugaku
Seminar 42/10 (2003) 4-6 (in Japanese); also
UMass Amherst Department of Math&Stat Newsletter 18 (2003) 1-3.
Organizer Experiences:
-
Math Colloquium,
Oct 2013 - Mar 2021, National
Instiute of Technology, Oyama College.
-
Math Competion,
Jan 2013 - Jan 2018,
National Instiute of Technology, Oyama College.
-
Stability Conditions
and Related Topics in Kyoto, Dec 17 - 19 2012,
Kyoto University.
- RIMS
Nakajima Seminar, Jan 18-Feb 8 2011,
Research Institute of Mathemaical Sciences.
-
Working Seminar
for Stability Conditions and Related Topics at MPIM,
May 1-Jun 15 2007, Max Planck Institute for Mathematics.
Professional Memberships:
-
Japan Mathematical Society,
Oct 2012 - current.
-
American Mathematical Society,
Dec 2006 - current.
Lecturing Experiences:
-
National Institute of Technology, Oyama College
- Fundamental Mathematics Ia,
1MC Spring 2022, 1LRA Spring 2023,
1LRA Spring 2024, 1MC Spring 2025.
- Fundamental Mathematics Ib,
1MC Fall 2022, 1LRA Fall 2023,
1LRA Fall 2024, 1MC Fall 2025.
- Fundamental Mathematics II,
1-12345 2019.
- Fundamental Mathematics A,
1-1235 2016 Fall 1-123 2016 Spring 1LR 2015.
- Fundamental Mathematics B,
1LR 2013 1A Fall 2012.
- Linear Algebra I, 2C 2020, 2A 2024.
- Algebra and Geometry,
2M 2017 2A 2016 Spring 2DM Fall 2012.
- Calculus Ia,
2LRA Spring 2020, 2LRA Spring 2021.
- Calculus Ib, 2LRA Fall 2020.
- Calculus, 2M 2019
2ALR 2017 2LR 2014 2D 2013.
- Linear Algebra II, 3C 2021.
- Linear Algebra, 3CDE 2014.
- Calculus II, 3LRC 2022, 3LRC 2025.
- Analysis,
3CLR 2015 3CDE 2013 3E Fall 2012.
- Applied Mathematics,
4A Fall 2012, 4A Spring 2023, 4M Fall 2024, 4A Spring 2025.
- Probability and Statistics,
4DM Fall 2012.
- Complex Analysis,
S1 Spring 2019 2017 2016 2015 2014 2013.
- Applied Analysis,
S1 Fall 2020, Fall 2021, Fall 2022.
- Graduation Research, 2015.
-
Universidade Federal de Pernambuco
-
Geometria Algébrica
(lecturing in Portuguese), Nov 26th 2018.
-
University of Massachusetts Amherst
Community Activities:
-
Oyama Municipal Library Council, Apr 2022- Mar 2025.
- Oyama Municipal Library Volunteer, Apr 2014 - current.
- Executive Committee Member, Oyama
International Festival 2016, Oct 2015 - Feb 2016.
- Community Volunteer,
Kyoto Oct 2012, Yuuki Oct 2014 Mar 2015 Oct 2015.
- Disaster Relief Volunteer, Oyama Sep 2015
(Kanto Tohoku Heavy Rain).
Tools:
- open-science practices
- python apps for arXiv daily new submissions
-
bXiv for bluesky, Jan 2025 - current.
-
toXiv for mastodon, Mar 2022 - current.
-
twXiv for twitter, Aug 2020 - current.
- arXiv bots
Feeds for
Upcoming conferences in algebraic geometry and
RIMS Workshops, 2010 - 2022 (feed43.com is dead in 2023).
noshow,
a simple attendence analyzer for Microsoft 365
teams meetings, Apr 2020 - archived.
Mimikakiedit BibTeX Mode,
Mar 2000.
Mimikakiedit Tex Math Macros,
Feb 2000.
Disclaimer: このサイトに記載されている内容の全ては私個人の見解に基づいたものであり,所属している組織とは無関係です。The content of this site may not reflect opinions or views of author's affiliates.