Research keywords (2):
log-concavity
, stability conditions
Research theme for competitive and other funds (2):
2011 - 2012 STUDY ON DERIVED CATEGORIES AND STABILITY CONDITIONS
2009 - 2010 Study on derived categories
Papers (7):
So Okada. Merged-log-concavity of rational functions, almost strictly unimodal sequences, and phase transitions of ideal boson-fermion gases. https://arxiv.org/abs/2003.02112. 2020
Merged-log-concavity of rational functions and phase transitions of ideal boson and fermion gases
(AdS Seminar at Yau Mathematical Sciences Center, Tsinghua University 2021)
Merged-log-concavity of rational functions and semi-strongly unimodal sequences
(International Workshop P-positivity in Matroid Theory and Related Topics 2021)
Quantum dilogarithm, phase transitions, and polynomials (work-in-progress)
(Colloquium, Departamento de Matemática, Universidade Federal de Pernambuco, Recife Brazil. 2018)
Some phase-transitions and their q-analogs on powers of the quantum dilogarith (work-in-progress)
(Number Theory Workshop at Waseda University, 2018)
Some phase-transitions and their q-analogs on powers of the quantum dilogarithm (work-in-progress)
(Conference: Mirror symmetry and applications, Steklov Mathematical Institute, Moscow. 2017)
Education (3):
2001 - 2006 University of Massachusetts Amherst Department of Mathematics and Statistics
1998 - 2000 International Christian Unviersity Graduate School Division of Natural Science
1994 - 1998 International Christian University Liberal Arts
Professional career (3):
PhD (University of Massachusetts Amherst)
Master of Science (University of Massachusetts Amherst)
修士(理学) (国際基督教大学)
Work history (15):
2015/04 - 現在 National Institute of Technology, Oyama College Associate Professor
2018/04 - 2019/03 Departamento de Matemática, Universidade Federal de Pernambuco, Recife Brazil. Faculty-level Academic Visitor
2012/10 - 2015/03 National Institute of Technology, Oyama College Assistant Professor
2011/04 - 2012/09 Kyoto University Research Institute of Mathematical Sciences Research Fellow (GCOE)
2009/05 - 2011/03 Kyoto University Research Institute of Mathematical Sciences Program-specific Research Fellow (GCOE)
2010/11 - 2010/12 Institut des Hautes Etudes Scientifiques Visiting Research Fellow
2009/11 - 2009/12 Institut des Hautes Etudes Scientifiques Visiting Research Fellow
2008/05 - 2009/04 Australian National University Centre for Mathematics and its Applications Research Associate
2008/11 - 2008/11 Institut des Hautes Etudes Scientifiques Visiting Research Fellow
2007/12 - 2008/02 Institut des Hautes Etudes Scientifiques Visiting Research Fellow
2007/11 - 2007/11 University of Texas Austin Department of Mathematics Visiting Scholar
2006/09 - 2007/10 Max-Planck-Institut fur Mathematik Research Fellow
2001/09 - 2006/08 University of Massachusetts Amherst Department of Mathematics and Statistics Teaching Assistant
2000/04 - 2001/03 International Christian University College of Liberal Arts (Division of Natural Science) Associate Research Fellow
1998/04 - 2000/03 International Christian University
Show all
Awards (1):
National Instiute of Technology, Oyama College, 2016. Award in Education
Association Membership(s) (2):
THE MATHEMATICAL SOCIETY OF JAPAN
, American Mathematical Society