6 citations · 8 across the 3 of their papers we have counts for
3 papers
math.CA2016★ 6 cited
Certain identities on derivatives of radial homogeneous and logarithmic functions
Kei Morii, Tokushi Sato, Yoshihiro Sawano
Let be a natural number and be real. In the 1-dimensional case, the -th order derivatives of the functions and are multiples of…
math.AP2005★ 2 cited
A Fourier restriction theorem for hypersurfaces which are graphs of certain real polynomials
Kei Morii
We will extend the Fourier restriction inequality for quadratic hypersurfaces obtained by Strichartz. We will consider the case where the hypersurface is a graph of a certain real…
math.AP2005
Time-global smoothing estimates for a class of dispersive equations with constant coefficients
Kei Morii
This paper has been withdrawn by the author due to an error.