The following people helped and supported me.  Many of them still help and support me in various cases.

• Alistair I. Mees, School of Mathematics and Statistics, The University of Western Australia (Perth, Australia)

• Alfonso Madamba Albano, Department of Physics, Bryn Mawr College (Pennsylvania, USA)

• Andreas Galka, Institute of Applied and Experimental Physics, Christian-Albrechts-University of Kiel (Kiel, Germany)

• Chi K. Michael Tse, City University of Hong Kong (Hong Kong)

• David Allingham, School of Mathematical and Physical Sciences, The University of Newcastle (New South Wales, Australia)

• David M. Walker, School of Mathematics and Statistics, The University of Western Australia (Perth, Australia)

• Des Hill, School of Mathematics and Statistics, The University of Western Australia (Perth, Australia)

• Francis C.M. Lau, Department of Electronic and Information Engineering, The Hong Kong Polytechnic University (Hong Kong)

• Frank Nielsen, Sony Computer Science Laboratories (Tokyo, Japan)

• Gary Froyland, School of Mathematics and Statistics, University of New South Wales (New South Wales, Australia)

• Géza Kolumbán, The Faculty of Information Technology, Pázmány Péter Catholic University (Budapest, Hungary)

• Kevin Judd, School of Mathematics and Statistics, The University of Western Australia (Perth, Australia)

• Michael L. Levitan, Department of Mathematics and Statistics, Villanova University (Pennsylvania, USA)

• Michael Small, School of Mathematics and Statistics, The University of Western Australia (Perth, Australia)

• Octavian Bass, School of Engineering, Edith Cowan University (Perth, Australia)

• Paul E. Rapp, Department of Military and Emergency Medicine, Uniformed Services University (Maryland, USA)

• Maciej Ogorzalek, Faculty of Physics, Astronomy and Applied Computer Science, Jagiellonian University (Krakow, Poland)

• Tetsushi Ueta, Graduate School of Science and Technology, Tokushima University (Tokushima, Japan)

• Toru Ohira, Graduate School of Mathematics, Nagoya University (Nagoya, Japan)

• Kazuhiro Sakurada, RIKEN (Yokohama, Japan)

• Takahiro Sasaki, Sony Computer Science Laboratories (Tokyo, Japan)

• Toshihiro Tanizawa, Toyota (Tokyo, Japan)

• Fumihiko Taya, Institute of High Performance Computing (IHPC),  (Singapore)

• Hideyuki Doi, Graduate School of Informatics, Kyoto University (Kyoto, Japan)

• Makoto Nakamura, Faculty of Engineering, University of Toyama (Toyama, Japan)

• Yoshito Hirata, Graduate School of Systems and Information Engineering, University of Tsukuba (Ibaraki, Japan)

• Taro Yamamoto, Department of International Health and Medical Anthropology, Nagasaki University (Nagasaki, Japan)

• Shigeru Inagaki, Institute of Advanced Energy, Kyoto University (Kyoto, Japan)

• Sony Computer Science Laboratories (Tokyo, Japan)

• Sony ExploraScience (Tokyo, Japan, closed on 31 October 2019)

• Department of Artificial Organs, National Cerebral and Cardiovascular Center (Osaka, Japan)

• Department of Electronic and Information Engineering, The Hong Kong Polytechnic University (Hong Kong)

• Department of Electrical Engineering, City University of Hong Kong (Hong Kong)

• Department of Mathematics and Statistics, The University of Western Australia (Perth, Australia)