Improving Estimates for Differential Operators in Two Independent Variables

Humio Suzuki
University of Tsukuba (Tokyo University of Education), Ibaraki, Japan

Cite this article

Humio Suzuki, Improving Estimates for Differential Operators in Two Independent Variables. Publ. Res. Inst. Math. Sci. 5 (1969), no. 3, pp. 287–299