About AZUMA Takahiro
About Dokkyo Univ., Soka, JPN
About KOIKAWA Takao
About Otsuma Women’s Univ., Tama, JPN
About Progress of Theoretical Physics
About Kaluza-Klein theory
About higher dimension
About Einstein-Maxwell equation
About dilaton
About soliton
About black hole
About static gravitational field
About event horizon
About singular point
About five dimension
About General theory of relativity and theory of gravity
About ディラトン
About 5次元
About Einstein-Maxwell方程式
About 無限
About ソリトン解