Research theme for competitive and other funds (7):
2020 - 2023 Application of Asymptotic Expansion Methods to comparison among SABR-type models
2018 - 2023 Controlling diffusion processes in stochastic systems through the time-delayed feedback method
2015 - 2018 Researches on Asymptotic Expansion Approaches around Non-Gaussian Distributions
2013 - 2017 Theory and Experimental Study of Selecting, Consolidating, and Overhauling Aged Urban Infrastructures
2013 - 2016 Comparative analysis of how e-WoM (e-Word-of Mouth) may affect performances of products and services on the Internet:U.S.A vs. Japan
2011 - 2015 Medical Service Science in Regional Key Hospitals for Patients and Staff Satisfaction
2011 - 2012 Research on Analytical Valuation for American Options
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Papers (7):
Hiroyasu Ando, Kohta Takehara, Miki U. Kobayashi. Time-delayed feedback control of diffusion in random walkers. PHYSICAL REVIEW E. 2017. 96. 1. 012148-012153
Akihiko Takahashi, Kohta Takehara. Asymptotic expansion approaches in finance: Applications to currency options. Finance and Banking Developments. 2011. 185-232
Kohta Takehara, Akihiko Takahashi, Masashi Toda. New Unified Computation Algorithm in a High-Order Asymptotic Expansion Scheme. Recent Advances in Financial Engineering(the Proceedings of KIER-TMU International Workshop on Financial Engineering 2009). 2010. 231-251