4 citations · 6 across the 2 of their papers we have counts for
2 papers
math.DG2015★ 2 cited
C^1-umbilics with arbitrarily high indices
Naoya Ando, Toshifumi Fujiyama, Masaaki Umehara
In this paper, the existence of C^1-umbilics with arbitrarily high indices is shown. This implies that more than C^1-regularity is required to prove Loewner's conjecture.
math.ST2014★ 4 cited
A power-law decay model with autocorrelation for posting data to social networking services
Toshifumi Fujiyama, Chihiro Matsui, Akimichi Takemura
We propose a power-law decay model with autocorrelation for posting data to social networking services concerning particular events such as national holidays or major sport events.…