Bidual Spaces and Reflexivity of Real Normed Spaces
Narita, Keiko, Endou, Noboru, Shidama, Yasunari
Higher-Order Differentiation and Inverse Function Theorem in Real Normed Spaces
Nakasho, Kazuhisa, Shidama, Yasunari
Isomorphisms of Direct Products of Finite Commutative Groups
Okazaki, Hiroyuki, Yamazaki, Hiroshi, Shidama, Yasunari