Sun's research interests include mathematical economics, analysis and probability theory.
This and other methods in the book provided the foundation for mathematical economics in the 20th century.
They later exhibited similar results for systems in other areas, such as mathematical economics.
His areas of research interests are game theory and mathematical economics.
He received the prize for his work on game theory in the field of mathematical economics.
He is widely regarded as the founder of mathematical economics.
His area of expertise is in mathematical financial economics.
His research interest is on mathematical economics, social choice theory, and industrial organization.
He was a pioneer of mathematical economics in Japan.
He has contributed to the fields of mathematical economics and especially game theory.