About KATO AKISHI
About 東大 大学院数理科学研究科
About special relativity
About linear algebra
About light velocity
About space-time
About Minkowski space
About world-line
About Lorentz transformation
About rapidity
About metric
About acceleration (ratio)
About Mathematical physics
About Special relativity
About 数学
About 物理
About 概念
About 特殊相対論
About 時空
About 幾何学