Kazuo Masuda

most citedDerivatives of flat functions

1 citations · 1 across the 2 of their papers we have counts for

collaborators

2 papers

math.GT2019

Foliations on the open $3$ -ball by complete surfaces

Takashi Inaba, Kazuo Masuda

When is a manifold a leaf of a complete closed foliation on the open unit ball? We give some answers to this question.

math.GM2018★ 1 cited

Derivatives of flat functions

Hiroki Kodama, Kazuo Masuda, Yoshihiko Mitsumatsu

We remark that there is no smooth function $f (x)$ on $[0, 1]$ which is flat at $0$ such that the derivative $f^{(n)}$ of any order $n \geq 0$ is positive on $(0, 1]$ . Moreover, the n…

Foliations on the open 3-ball by complete surfaces

Derivatives of flat functions

Foliations on the open $3$ -ball by complete surfaces