@article{oai:toyama.repo.nii.ac.jp:00003087, author = {NAKAMURA, Noboru}, journal = {Toyama mathematical journal}, month = {}, note = {We give somewhat simple proofs of operator monotonicity of some functions by using Lowner’s integral representation of an operator monotone function., Article, Toyama mathematical journal, vol.36, 2014, Page 37-43}, pages = {37--43}, title = {Proofs of operator monotonicity of some functions by using Lowner's integral representation}, volume = {36}, year = {2014} }