Integral of Continuous Three Variable Functions
Endou, Noboru, Shidama, Yasunari
Normal Subgroup of Product of Groups
Okazaki, Hiroyuki, Arai, Kenichi, Shidama, Yasunari
The Real Vector Spaces of Finite Sequences are Finite Dimensional
Nakamura, Yatsuka, Korniłowicz, Artur, Oya, Nagato, Shidama, Yasunari