Banach Algebra of Bounded Functionals
Shidama, Yasunari, Suzuki, Hikofumi, Endou, Noboru
Free ℤ-module
Futa, Yuichi, Okazaki, Hiroyuki, Shidama, Yasunari
Continuity of Bounded Linear Operators on Normed Linear Spaces
Nakasho, Kazuhisa, Futa, Yuichi, Shidama, Yasunari