Research keywords (2):
偏微分方程式
, Partial Differential Equation
Research theme for competitive and other funds (4):
1994 - 2階偏微分作用素の準惰円性
1994 - Hypoellipticity of second order partial differential operators
1984 - 退化放物型作用素の準楕円性
Hypoellipticity of degenerate parabolic operators
MISC (19):
Remarks on the Rank of a Lie Algebra and Necessary Conditions for Hypoellipticity of a Degenerate Parabolic Operator. Proceedings of the School of Science, Tokai University. 2003. 38. 21-31
Remarks on the Rank of a Lie Algebra and Necessary Conditions for Hypoellipticity of a Degenerate Parabolic Operator. Proceedings of the School of Science, Tokai University. 2003. 38. 21-31