About HARADA TOMOHIRO
About SHIINO MASARU
About 東京工大 大学院理工学研究科
About time
About space-time
About singular point
About causality
About general relativity
About cosmology
About big-bang theory
About black hole
About wormhole
About tunnel effect
About quantum field theory of gravity
About topology
About topology
About Physics in general
About General theory of relativity and theory of gravity
About Cosmology
About 科学
About 時空
About 特異点
About トポロジー
About 宇宙