A note on a paper "A regularization method for the proximal point algorithm". - Yisheng Song 001; Changsen Yang (J. Glob. Optim., 2009)

An inequality between Jordan-von Neumann constant and James constant. - Changsen Yang; Haiying Li (Appl. Math. Lett., 2010)

Some properties of James type constant. - Changsen Yang; Yamin Wang (Appl. Math. Lett., 2012)