Embedded Lattice and Properties of Gram Matrix
Futa, Yuichi, Shidama, Yasunari
Convex Sets and Convex Combinations on Complex Linear Spaces
Matsuzaki, Hidenori, Endou, Noboru, Shidama, Yasunari
The Basic Existence Theorem of Riemann-Stieltjes Integral
Nakasho, Kazuhisa, Narita, Keiko, Shidama, Yasunari