Gaussian Integers
Futa, Yuichi, Okazaki, Hiroyuki, Mizushima, Daichi, Shidama, Yasunari
Riemann Integral of Functions R into C
Miyajima, Keiichi, Kato, Takahiro, Shidama, Yasunari
Differentiable Functions into Real Normed Spaces
Okazaki, Hiroyuki, Endou, Noboru, Narita, Keiko, Shidama, Yasunari